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Home / Hardware / Washers /Tinnerman Washer Alt.FW135-17
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Tinnerman Washer Alt.FW135-17

25 Reviews 3 Answered Questions
Packaged Items
SinglePack of 50
Quantity
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MFG No.PNScrew SizeI.D.
(in.)		O.D.
(in.)		Approx.
Thickness		Price per
100
A3135-017-193A3135-017-1938.171.560.024"$23.00

Overview

Washers for use with 100° flat-head screws such as MS24693 and MS24694 machine screws and NAS548 sheet metal screws to provide reinforced, low-profile attachments. Made of spring steel, Zinc plated.
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Reviews

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For want of a washer I couldnt launch. Now I have 50

Douglas W Verified Purchase

Tinnerman Washer Alt.FW135-17 (Pack Of 50)
October 26, 2024

Richard D Verified Purchase

Tinnerman Washer Alt.FW135-17
October 12, 2024

Michel C Verified Purchase

Tinnerman Washer Alt.FW135-17
July 9, 2024

Ronnie M Verified Purchase

Tinnerman Washer Alt.FW135-17
July 9, 2024

Ronald A Verified Purchase

Tinnerman Washer Alt.FW135-17 (Pack Of 50)
April 23, 2024

Kent B Verified Purchase

Tinnerman Washer Alt.FW135-17
February 24, 2024

18 N Verified Purchase

Tinnerman Washer Alt.FW135-17 (Pack Of 50)
June 28, 2023

Troposphere A Verified Purchase

Tinnerman Washer Alt.FW135-17
June 10, 2023

Exactly as needed.

William W Verified Purchase

Tinnerman Washer Alt.FW135-17
February 6, 2023

Jimmy V Verified Purchase

Tinnerman Washer Alt.FW135-17 (Pack Of 50)
January 5, 2023

Q&A

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Please note, Aircraft Spruce Canada's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce Canada assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: What is the material thickness of these countersunk washers?

Approximate material thicknesses: #6 = 0.016", #8 = 0.024", #10 = 0.035", 1/4 = 0.035".

Q: Are these Tinnerman countersunk washers silver in color or yellow?

These washers are silver.

Q: What size countersink tool should be used?

For this particular part number you would want a .140-.147" hole, a #28 or #27 drill would work.

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