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5310-01-337-9137

Extended Washer Self-Locking Nut

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Official Item Classification

Name
Extended Washer Self-Locking Nut
(NSN) National Stock Number
5310-01-337-9137
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
29729
(FIIG) Federal Item Identification Guide
A021A0
Date
04/24/1991 (35 years ago)

right-hand thread direction, 3b thread class, dry film lubricant lubrication, prevailing torque all metal design locking feature, 0.938 inches maximum washer outside diameter

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Locking Feature

prevailing torque all metal design

Washer Outside Diameter

0.938 inches maximum

Lubrication

dry film lubricant

Overall Height

0.680 inches maximum

Nut Style

double hexagon

Washer Thickness

0.095 inches nominal

Width Across Flats

0.679 inches minimum and 0.690 inches maximum

Temp Rating

450.0 fahrenheit nominal

Thread Series

unjf

Thread Quantity Per Inch

18

Nominal Thread Size

0.562 inches

Special Features

lubricate with dry film lubricant,kalgard fa

Material

iron alloy 660 overall

Material Document And Classification

ams 5737 assn std single material response overall

Surface Treatment

passivate overall

Surface Treatment Document And Classification

qq-p-35 fed spec single treatment response overall

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

0029729

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Frequently Asked Questions

What is the FSCG of the NSN 5310-01-337-9137?
The FSCG of the NSN 5310-01-337-9137 is 5310
Does the NSN 5310-01-337-9137 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-337-9137 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 5310-01-337-9137 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-337-9137 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 5310-01-337-9137 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Wed, Apr 24, 1991