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5310-01-623-8310

Concave Washer

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Official Item Classification

Name
Concave Washer
(NSN) National Stock Number
5310-01-623-8310
(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
12/04/2013 (12 years ago)

1.240 inches minimum and 1.260 inches maximum outside diameter, 0.025 inches nominal material thickness, 2350-01-305-0028 end item identification, 0.765 inches minimum and 0.775 inches maximum hole diameter, 0.172 inches minimum and 0.202 inches maximum overall height

Specs & Compatibility

Hole Diameter

0.765 inches minimum and 0.775 inches maximum

Outside Diameter

1.240 inches minimum and 1.260 inches maximum

Overall Height

0.172 inches minimum and 0.202 inches maximum

Material Thickness

0.025 inches nominal

End Item Identification

2350-01-305-0028

Part Name Assigned By Controlling Agency

washer crescent

Material

steel comp 1074 overall

Surface Treatment

zinc and chromate overall

Style Designator

spring tension

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
12529191 Concave Washer
5804-356-2-Z2 Concave Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-623-8310?
The FSCG of the NSN 5310-01-623-8310 is 5310
Does NSN 5310-01-623-8310 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 5310-01-623-8310 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-623-8310 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 5310-01-623-8310 was assigned to the Federal Catalog?
It was assigned 12 years ago, on Wed, Dec 4, 2013