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5310-01-358-7311

Extended Washer Self-Locking Nut

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Official Item Classification

Name
Extended Washer Self-Locking Nut
(NSN) National Stock Number
5310-01-358-7311
(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
05/19/1992 (34 years ago)

3b thread class, prevailing torque all metal design locking feature, dry film lubricant lubrication, right-hand thread direction, 1.030 inches minimum and 1.050 inches maximum washer outside diameter

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Locking Feature

prevailing torque all metal design

Washer Outside Diameter

1.030 inches minimum and 1.050 inches maximum

Lubrication

dry film lubricant

Overall Height

0.720 inches minimum and 0.740 inches maximum

Nut Style

double hexagon

Washer Thickness

0.090 inches minimum and 0.110 inches maximum

Width Across Flats

0.741 inches minimum and 0.752 inches maximum

Thread Series

unjf

Thread Quantity Per Inch

18

Nominal Thread Size

0.625 inches

Part Name Assigned By Controlling Agency

navy special project

Material

iron alloy 660 overall

Material Document And Classification

ams 5737 assn std single material response overall

Surface Treatment

silver overall

Surface Treatment Document And Classification

ams 2410 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
15-0500-03225 ITEM 199 Extended Washer Self-Locking Nut
61170-1018 Extended Washer Self-Locking Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-358-7311?
The FSCG of the NSN 5310-01-358-7311 is 5310
Does the NSN 5310-01-358-7311 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-358-7311 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 5310-01-358-7311 contain precious materials?
Item contains silver.
Does NSN 5310-01-358-7311 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 5310-01-358-7311 was assigned to the Federal Catalog?
It was assigned 34 years ago, on Tue, May 19, 1992