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5310-01-030-4918

Spring Tension Washer

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Official Item Classification

Name
Spring Tension Washer
(NSN) National Stock Number
5310-01-030-4918
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
15938
(FIIG) Federal Item Identification Guide
A022B0
Date
11/07/1976 (49 years ago)

2.110 inches nominal outside diameter, 0.016 inches nominal material thickness, 1.650 inches nominal hole diameter, 0.368 inches nominal overall height, one tab,0.200 in. w,on each side of center hole special features

Specs & Compatibility

Hole Diameter

1.650 inches nominal

Outside Diameter

2.110 inches nominal

Overall Height

0.368 inches nominal

Material Thickness

0.016 inches nominal

Special Features

one tab,0.200 in. w,on each side of center hole

Material

copper alloy 172 overall

Material Document And Classification

qq-c-533,temper at fed spec single material response overall

Surface Treatment

tin overall

Surface Treatment Document And Classification

mil-t-10727 mil spec single treatment response overall

Style Designator

spring tension

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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

0015938

Related Hardware Products

Part Number Description
4M294-28 Spring Tension Washer
ST4M178A2 Spring Tension Washer

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-030-4918?
The FSCG of the NSN 5310-01-030-4918 is 5310
Does the NSN 5310-01-030-4918 have a Schedule B code assigned?
Yes, the Schedule B code is 7415210000
Does NSN 5310-01-030-4918 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 5310-01-030-4918 contain precious materials?
Precious metal content is unknown
Does NSN 5310-01-030-4918 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 5310-01-030-4918 was assigned to the Federal Catalog?
It was assigned 49 years ago, on Sun, Nov 7, 1976