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5310-01-508-0126

Concave Washer

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Official Item Classification

Name
Concave Washer
(NSN) National Stock Number
5310-01-508-0126
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
15930
(FIIG) Federal Item Identification Guide
A022B0
Date
05/09/2003 (23 years ago)

6.750 inches nominal radius, 4.310 inches nominal outside diameter, 3.120 inches nominal hole diameter, asds end item identification, 0.660 inches nominal material thickness

Specs & Compatibility

Hole Diameter

3.120 inches nominal

Radius

6.750 inches nominal

Outside Diameter

4.310 inches nominal

Material Thickness

0.660 inches nominal

End Item Identification

asds

Special Features

drawing calls this: washer - half spherical concave, support post

Material

steel comp a2 overall

Style Designator

concave

Supplementary Features

both top and bottom outer edges are chamfered 0.06 inch x 45 degrees

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0015930

Related Hardware Products

Part Number Description
6391389 Concave Washer
6391389-1 Concave Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-508-0126?
The FSCG of the NSN 5310-01-508-0126 is 5310
Does the NSN 5310-01-508-0126 have a Schedule B code assigned?
Yes, the Schedule B code is 7318220000
Does NSN 5310-01-508-0126 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5310-01-508-0126 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-508-0126 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5310-01-508-0126 was assigned to the Federal Catalog?
It was assigned 23 years ago, on Fri, May 9, 2003