Concave Washer

Model / MPN: LE153-0002-0005 | NSN: 5310-01-160-4555

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

5310-01-160-4555

Sold in multiples of

1 EA

DEMIL

Hole Diameter

Between 0.417 inches and 0.427 inches

Radius

Between 0.365 inches and 0.385 inches

Outside Diameter

Between 0.608 inches and 0.618 inches

Material Thickness

Between 0.106 inches and 0.126 inches

Hardness Rating

Between 40.0 rockwell c and 46.0 rockwell c

Material

Steel comp 4130 or steel comp 8740

Material Specification

Mil-s-6758 military specification 1st material response or mil-s-18729 military specification 1st material response or mil-s-6049 military specification 2nd material response or ams 6358 assn standard 2nd material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 3 federal specification single treatment response

Style Designator

Concave

LE153 Series Parts

Solicitations

Solicitation	Description	Qty	UOM	Close Date
SPE5E816T0118	Washer, Concave	25	EA	10/20/2015
SPE5E817T5958	Washer, Concave	395	EA	02/09/2017
SPE5E818T4333	Washer, Concave	81	EA	01/04/2018
SPE5E818T8395	Washer, Concave	63	EA	03/30/2018
SPE5E819T4850	Washer, Concave	310	EA	01/22/2019
SPE5E820T3276	Washer, Concave	630	EA	12/23/2019
SPE5E821T3247	Washer, Concave	217	EA	03/16/2021

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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ISO 9001:2015 + AS9120B
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Worldwide Shipping

LE153-0002-0005 Cross Reference

K39787-5