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5310-01-092-5891

Extended Washer Self-Locking Nut

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Official Item Classification

Name
Extended Washer Self-Locking Nut
(NSN) National Stock Number
5310-01-092-5891
(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
03/29/1980 (46 years ago)

double hexagon nut style, 3b thread class, 0.575 inches maximum overall height, prevailing torque all metal design locking feature, right-hand thread direction

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Locking Feature

prevailing torque all metal design

Overall Height

0.575 inches maximum

Nut Style

double hexagon

Washer Thickness

0.100 inches minimum

Width Across Flats

0.618 inches minimum and 0.628 inches maximum

Temp Rating

1200.0 fahrenheit nominal

Thread Series

unjf

Thread Quantity Per Inch

20

Nominal Thread Size

0.500 inches

Material

iron alloy 660 overall

Material Document And Classification

ams 5737 assn std single material response overall

Precious Material And Location

all surfaces silver

Precious Material

silver

Surface Treatment

silver overall

Surface Treatment Document And Classification

ams 2411 assn std single treatment response overall

Regulatory Compliance

Precious Metals Indicator
S

Item contains silver.

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

Related Hardware Products

Part Number Description
STD3073-8 Extended Washer Self-Locking Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-092-5891?
The FSCG of the NSN 5310-01-092-5891 is 5310
Does the NSN 5310-01-092-5891 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-092-5891 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 5310-01-092-5891 contain precious materials?
Item contains silver.
Does NSN 5310-01-092-5891 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 5310-01-092-5891 was assigned to the Federal Catalog?
It was assigned 46 years ago, on Sat, Mar 29, 1980