Concave Washer

Model / MPN: 6073-05 | NSN: 5310-01-434-5881

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 recessed to form a curved or spherical contour. See also washer (1), convex. Excludes washer (1), recessed and bearing, washer, thrust.

Product Details

NATO Stock Number

5310-01-434-5881

Sold in multiples of

1 HD

DEMIL

Hole Diameter

Between 0.433 inches and 0.439 inches

Radius

0.375 inches

Outside Diameter

Between 0.650 inches and 0.660 inches

Recess Depth

0.063 inches

Material Thickness

Between 0.150 inches and 0.160 inches

Hardness Rating

Between 38.0 rockwell c and 44.0 rockwell c

Surface Finish

63.0 microinches counterbore wall

Material

Steel comp 8740 or steel comp 8630 or steel comp 4130

Material Specification

Mil-s-6049 military specification 1st material response or mil-s-6050 military specification 2nd material response or mil-s-6758 military specification 3rd material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, ty2, cl3 federal specification single treatment response

Style Designator

Concave

Specification Data

81205-bacw10au manufacturers standard

6073 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE5E819T3094	Washer, Concave	57	HD	12/10/2018
SPE5E819T7320	Washer, Concave	202	HD	03/08/2019

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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6073-05 Cross Reference

BACW10AU5
K19701P5
53488W-524