Shawn S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
October 10, 2025
 
Craig V
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
September 23, 2025
 
There is no finer flat washer available in the world
Greg M
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
September 17, 2025
 
Rickey S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
September 17, 2025
 
Rickey S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
September 17, 2025
 
👌👍👌
Afelio S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
August 31, 2025
 
😀👍👌
Afelio S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
August 31, 2025
 
Works like a washer
David S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
August 26, 2025
 
Dd C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
July 31, 2025
 
Kenneth L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
July 28, 2025
 
Kenneth L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
July 28, 2025
 
Ronen B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
July 23, 2025
 
Scott B
 Verified Purchase
Verified Purchase
Superior SL12272 Lock Plate
June 21, 2025
 
Stretched over prop flange no problem. Take care to protect it from damage if using screwdrivers to pry it over. 10/10
Centennial C
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
June 18, 2025
 
Common product
Eric J
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
June 2, 2025
 
Garey W
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
May 16, 2025
 
easier to buy the exact amount needed vs min of 100
Richard S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
April 9, 2025
 
Jeff S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
March 19, 2025
 
Jeff S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
March 19, 2025
 
Jeff S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
March 19, 2025
 
Excellent customer service from Tempest
Thomas W
 Verified Purchase
Verified Purchase
LW15399 Tempest Overhauled Fuel Pump
February 15, 2025
 
Worked great. Remember to cut them to size to match your cylinders. 
Brian M
 Verified Purchase
Verified Purchase
Superior SL3601-Sc Ring Set Single Cylinder
February 11, 2025
 
Good washers 
Jerry V
 Verified Purchase
Verified Purchase
MS35333-41 Washer
December 27, 2024
 
5 stars. Just what I needed.
Joe J
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
December 24, 2024
 
Eddie L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
December 24, 2024
 
Ali S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
December 17, 2024
 
These washers were so flat they made all the flat earthers question reality!
Ali S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
December 9, 2024
 
Y
Aircraft I
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
December 8, 2024
 
Y
Aircraft I
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
December 8, 2024
 
Y
Aircraft I
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
December 8, 2024
 
quality, its what I want above all else
Mr C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
October 30, 2024
 
Quality Product as expected from AS&S.
Steve D
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
October 22, 2024
 
Dutch W
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
September 29, 2024
 
Dutch W
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
September 29, 2024
 
Good quality and view.
Julian S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
September 27, 2024
 
Great seals. Have to be a little more careful installing the Superior brand rather than the Lycoming but worth it. 
William 
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
September 26, 2024
 
Andrew D
 Verified Purchase
Verified Purchase
Superior SL53E19600 Valve, Oil Control, Vernatherm
September 23, 2024
 
Tri-star C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
September 21, 2024
 
Pleased with the purchase 
Roy K
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
September 20, 2024
 
Pleased with the purchase 
Roy K
 Verified Purchase
Verified Purchase
Stop Nut AN363-524 MS21045-5
September 20, 2024
 
installed, works as advertised.
Stephen T
 Verified Purchase
Verified Purchase
Superior SL53E19600 Valve, Oil Control, Vernatherm
September 20, 2024
 
good value
Central A
 Verified Purchase
Verified Purchase
Superior MS13997-3 Key
September 20, 2024
 
It helped with my oil temperature problem.  The old one wasnt routing enough oil to the cooler.  
Gene S
 Verified Purchase
Verified Purchase
Superior SL53E19600 Valve, Oil Control, Vernatherm
September 11, 2024
 
Very happy you had this in stock. Looks like good quality and I look forward to better seals.
Aaron L
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
September 10, 2024
 
Rod B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
August 24, 2024
 
Rod B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
August 24, 2024
 
Tony M
 Verified Purchase
Verified Purchase
MS35333-41 Washer
August 20, 2024
 
Tony M
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
August 20, 2024
 
Michel C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
August 15, 2024
 
Michel C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
August 15, 2024
 
T. E
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
August 7, 2024
 
Fast delivery 
Michael J
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
July 23, 2024
 
*****
Arthur T
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
July 17, 2024
 
I had to cut the spring as it was too long
Michel R
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
July 13, 2024
 
Michael B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
June 2, 2024
 
Kenneth L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
May 15, 2024
 
As ordered great!
Steve S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
March 19, 2024
 
Rd W
 Verified Purchase
Verified Purchase
MS35333-41 Washer
March 12, 2024
 
Prasook L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
February 21, 2024
 
Good Quality, 
Barry J
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
February 21, 2024
 
Product meets specs and works as expected. 
Chad H
 Verified Purchase
Verified Purchase
MS35333-41 Washer
December 20, 2023
 
Standard Part
Bay A
 Verified Purchase
Verified Purchase
MS35333-41 Washer
November 5, 2023
 
Dennis C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
October 8, 2023
 
5
S &
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
August 27, 2023
 
Parts are an identical match and fit.
Bruce G
 Verified Purchase
Verified Purchase
Superior SL12272 Lock Plate
August 18, 2023
 
It hasn’t leaked so far.  Exact replacement.  Thank you
Greg M
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
August 13, 2023
 
White B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
July 7, 2023
 
White B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
July 7, 2023
 
Great Product, AN960-616
Gerald K
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
June 29, 2023
 
Good 
Andrew R
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
June 20, 2023
 
Troposphere A
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
June 10, 2023
 
Excellent Parts
Dave C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
June 3, 2023
 
as ordered
Airpower U
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
May 24, 2023
 
Very good
Alain L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
May 3, 2023
 
Magaero L
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
April 27, 2023
 
Magaero L
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
April 27, 2023
 
Worked well and sealed as intended. As good a quality as OEM.
Joseph W
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
April 19, 2023
 
good
William L
 Verified Purchase
Verified Purchase
MS35333-41 Washer
April 6, 2023
 
Correct item for the Lycoming bolt 78027
John B
 Verified Purchase
Verified Purchase
Superior SL12186 Nut-Hex
March 30, 2023
 
👍🏼
Hoffners A
 Verified Purchase
Verified Purchase
MS35333-41 Washer
March 28, 2023
 
Order was sent promptly and arrived in well packaged padded bag, thanks for the great service.
David S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
March 15, 2023
 
Pw S
 Verified Purchase
Verified Purchase
MS35333-41 Washer
February 16, 2023
 
Richard S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
February 15, 2023
 
No issues, shipped as ordered.
John B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
February 12, 2023
 
No issues, shipped as ordered.
John B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
February 12, 2023
 
No issues, shipped as ordered.
John B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
February 12, 2023
 
Don P
 Verified Purchase
Verified Purchase
Stop Nut AN363-524 MS21045-5
February 7, 2023
 
Standard parts
Eric J
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
February 3, 2023
 
Standard parts
Eric J
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
February 3, 2023
 
Magaero L
 Verified Purchase
Verified Purchase
Superior SL14260 Oil Seal
February 2, 2023
 
Shipped / received quickly and correct as ordered.
John B
 Verified Purchase
Verified Purchase
MS35333-41 Washer
January 19, 2023
 
Good
Pamela G
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
January 5, 2023
 
Pamela G
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
January 5, 2023
 
GREAT
Gould F
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
December 15, 2022
 
Arrived promptly. 
Roger J
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
December 14, 2022
 
.
Albert R
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
December 13, 2022
 
Just right
Graham R
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
November 29, 2022
 
Ronald A
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
November 9, 2022
 
Quick shipping
Steven J
 Verified Purchase
Verified Purchase
MS35333-41 Washer
November 3, 2022
 
Great hardware
Dale A
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
October 17, 2022
 
ok
Larry R
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
October 15, 2022
 
ok
Larry R
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
October 15, 2022
 
I like that I can get AN hardware from Aircraft Spruce in the quantities that I need.
James W
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
September 30, 2022
 
White B
 Verified Purchase
Verified Purchase
MS35333-41 Washer
September 23, 2022
 
good
Dom B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
September 23, 2022
 
Magaero L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
August 26, 2022
 
Magaero L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
August 26, 2022
 
Magaero L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
August 23, 2022
 
Magaero L
 Verified Purchase
Verified Purchase
Superior SL14260 Oil Seal
August 10, 2022
 
Magaero L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
August 10, 2022
 
Robert M
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
July 30, 2022
 
Hangar 9
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
July 12, 2022
 
David O
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
July 9, 2022
 
Justin D
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
July 4, 2022
 
Great seal!  Just make sure you get the one with the removable inner spring.  Hard to install with the spring in place.
Kevin G
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
June 29, 2022
 
good
Hamard 
 Verified Purchase
Verified Purchase
MS35333-41 Washer
June 21, 2022
 
Washers, keeps your nuts and bolts from getting into a fight!
Rodney K
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
June 18, 2022
 
Vintage A
 Verified Purchase
Verified Purchase
MS35333-41 Washer
June 10, 2022
 
Rev. D
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
May 25, 2022
 
Timothy L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
May 24, 2022
 
Timothy L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
May 24, 2022
 
Timothy L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
May 24, 2022
 
Timothy L
 Verified Purchase
Verified Purchase
Stop Nut AN363-524 MS21045-5
May 24, 2022
 
Lindsay A
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
May 18, 2022
 
Lindsay A
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
May 18, 2022
 
Great quality
David S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
May 17, 2022
 
Steve J
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
May 15, 2022
 
Timothy L
 Verified Purchase
Verified Purchase
Stop Nut AN363-524 MS21045-5
May 12, 2022
 
Timothy L
 Verified Purchase
Verified Purchase
Stop Nut AN363-524 MS21045-5
May 12, 2022
 
I always buy extra, you never know when another supply chain issue might arise.
Dan D
 Verified Purchase
Verified Purchase
Stop Nut AN363-524 MS21045-5
May 2, 2022
 
Leslie H
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
April 19, 2022
 
Leslie H
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
April 19, 2022
 
as advertised
Dan C
 Verified Purchase
Verified Purchase
Stop Nut AN363-524 MS21045-5
April 19, 2022
 
They fit.
Galaxy D
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
April 17, 2022
 
GOOD STUFF AND GOT HERE FAST!
Timothy C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
April 14, 2022
 
as advertised
Puddle J
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
April 9, 2022
 
Not leaking so far, came with a new hook style spring.  Fast shipping.  Good price and Lycomming brand seal was no stock when I ordered
Ronald H
 Verified Purchase
Verified Purchase
Superior Lycoming Crankshaft Seal SL13792
April 7, 2022
 
Craig H
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
April 1, 2022
 
Correct
John G
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
March 24, 2022
 
Robert F
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
March 2, 2022
 
Excellent quality.
Robert G
 Verified Purchase
Verified Purchase
MS35333-41 Washer
March 1, 2022
 
Excellent quality.
Robert G
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
March 1, 2022
 
nice item
John L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
March 1, 2022
 
Michael S
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
February 25, 2022
 
Item as advertise on web site, great quality !
Arrowtec H
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
February 17, 2022
 
Rob H
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
February 15, 2022
 
Good quality. 
Top F
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
January 23, 2022
 
Work Well
Leon A
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
January 17, 2022
 
Mark M
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
January 12, 2022
 
Mark M
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
January 12, 2022
 
Mark M
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
January 12, 2022
 
Douglas D
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
January 11, 2022
 
Great
Rick C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
December 30, 2021
 
James B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
December 1, 2021
 
James B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
December 1, 2021
 
Robin C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
November 26, 2021
 
Doug C
 Verified Purchase
Verified Purchase
Stop Nut AN363-524 MS21045-5
November 23, 2021
 
Norman W
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
November 6, 2021
 
No leaks
Marek M
 Verified Purchase
Verified Purchase
Superior SL14260 Oil Seal
October 14, 2021
 
Agra F
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
September 30, 2021
 
No comment.
Keith C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
September 29, 2021
 
David A
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
September 11, 2021
 
David A
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
September 11, 2021
 
Consistent high quality hardware.
John C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
August 25, 2021
 
Consistent quality, as always!
John C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
August 25, 2021
 
David L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
August 21, 2021
 
Perfect hardware at great price.
Ralph G
 Verified Purchase
Verified Purchase
MS35333-41 Washer
August 17, 2021
 
Central A
 Verified Purchase
Verified Purchase
Superior SL12186 Nut-Hex
August 10, 2021
 
Central A
 Verified Purchase
Verified Purchase
Superior SL14260 Oil Seal
August 10, 2021
 
Excellent, what I needed, when I needed. 
Todd H
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
August 4, 2021
 
Perfect fit. Shipped quick.
Daniel M
 Verified Purchase
Verified Purchase
Superior SL13444-1 Piston Pin Assembly
July 15, 2021
 
Quality product
David C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
July 1, 2021
 
Quality product
David C
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
July 1, 2021
 
Michael P
 Verified Purchase
Verified Purchase
Stop Nut AN363-524 MS21045-5
June 29, 2021
 
Great
Dave R
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
June 25, 2021
 
Five start
Dennis M
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
June 25, 2021
 
Montana A
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
June 19, 2021
 
Great material.  Unbeatable price.
Air F
 Verified Purchase
Verified Purchase
MS35333-41 Washer
June 16, 2021
 
Fault L
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
June 10, 2021
 
Exactly what the Doctor otdered
Don Y
 Verified Purchase
Verified Purchase
Stop Nut AN363-524 MS21045-5
June 9, 2021
 
Aircraft spruce invite me to review the recently bought washers, so I will do so.  The gold color color washers are perfectly flat on both opositise sides and completly round respect to the perpercicular axis , maintaining a constan inner and outer radii. By ussing them you can safetly separate the piece or pieces from the bolt head or nut.  I do stongly recomend the aircraft spruce washers for installations of this kind.
Esteban N
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
June 9, 2021
 
Excellent fit and finish.
Walter A
 Verified Purchase
Verified Purchase
Washer, Flat AN960-616
June 3, 2021
 
Perfect 
Walter O
 Verified Purchase
Verified Purchase
Washer, Flat AN960-416
June 3, 2021
 
they are all round lol
Dwain H
March 7, 2020
 
 They look good, work good.  All fine
Willie R
April 15, 2018
 
White B
 Verified Purchase
Verified Purchase
Washer, Flat AN960-516
October 14, 2021
 
Description is not adequate. We were trying to buy plain cast iron rings.  These are chromed.
Letourneau U
 Verified Purchase
Verified Purchase
Superior SL3601-Sc Ring Set Single Cylinder
April 19, 2023