Spring Tension Washer

Model / MPN: 11644875 | NSN: 5310-00-177-1312

A bent spring metal washer with a centrally located hole. It is designed to exert pressure axially when assembled in place.

Product Details

NATO Stock Number

5310-00-177-1312

Sold in multiples of

1 HD

DEMIL

Hole Diameter

Between 0.251 inches and 0.265 inches

Outside Diameter

0.680 inches

Overall Height

Between 0.020 inches and 0.070 inches

Material Thickness

Between 0.009 inches and 0.011 inches

Hardness Rating

Between 80.4 rockwell superficial 15-n and 85.5 rockwell superficial 15-n

Heat Treatment

Quenched and tempered

Material

Steel comp 1045 or steel comp 1050 or steel comp 1055

Material Specification

Qq-s-700 federal specification single material response

Surface Treatment

Phosphate

Surface Treatment Specification

Mil-p-16232, typem class3 military specification single treatment response

11644 Series Parts

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