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Convex Washer

Model / MPN: 70188-8U | NSN: 5310-01-412-8794
ITAR Registered seal

A washer which is round with a centrally located hole. One bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is raised to form a curved or spherical contour. See also washer (1), concave. Excludes bearing, washer thrust.

Product Details
NATO Stock Number
5310-01-412-8794
Sold in multiples of
1 EA
DEMIL
NO
Hole Diameter
Between 0.510 inches and 0.520 inches
Outside Diameter
Between 0.870 inches and 0.880 inches
Material Thickness
Between 0.195 inches and 0.205 inches
Hardness Rating
Between 40.0 rockwell c and 48.0 rockwell c
Material
Steel comp 631 or steel comp 630
Material Specification
Ams 5528 assn standard 1st material response or ams 5643 assn standard 2nd material response
Surface Treatment
Passivate
Style Designator
Convex
70188 Series Parts

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70188-8U Cross Reference