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5310-00-232-8549

Hexagon Self-Locking Nut

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Official Item Classification

Name
Hexagon Self-Locking Nut
(NSN) National Stock Number
5310-00-232-8549
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
05277
(FIIG) Federal Item Identification Guide
A021A0
Date
10/24/1970 (55 years ago)

0.357 inches nominal nut height, prevailing torque with nonmetallic insert locking feature, 2b thread class, right-hand thread direction, hexagon nut style

Specs & Compatibility

Thread Class

2b

Thread Direction

right-hand

Locking Feature

prevailing torque with nonmetallic insert

Nut Style

hexagon

Nut Height

0.357 inches nominal

Width Across Flats

0.492 inches nominal

Thread Series

unc

Thread Quantity Per Inch

18

Nominal Thread Size

0.312 inches

Bearing Surface Type

flat

Material

plastic locking insert

Material

steel nut

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.

Source of Supply Code

SMS

Pseudo Item Name Code

0005277

Related Hardware Products

Part Number Description
26025 Hexagon Self-Locking Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-232-8549?
The FSCG of the NSN 5310-00-232-8549 is 5310
Does the NSN 5310-00-232-8549 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-232-8549 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 5310-00-232-8549 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-232-8549 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 5310-00-232-8549 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Sat, Oct 24, 1970