5310-01-340-4628

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Hexagon Self-Locking Nut

Specifications, compliance details, and sourcing options for this NSN. Request a quote to confirm availability, pricing, and lead time.

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Official Item Classification

Name: Hexagon Self-Locking Nut
(NSN) National Stock Number: 5310-01-340-4628
(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: 06/13/1991 (35 years ago)

prevailing torque with nonmetallic insert locking feature, 1.250 inches minimum and 1.750 inches maximum nut height, right-hand thread direction, 2b thread class, nsn 2330-01-275-7474 hemat trailer end item identification

Specs & Compatibility

Thread Class

Thread Direction

right-hand

Locking Feature

prevailing torque with nonmetallic insert

Nut Height

1.250 inches minimum and 1.750 inches maximum

End Item Identification

nsn 2330-01-275-7474 hemat trailer

Width Across Flats

2.150 inches minimum and 2.350 inches maximum

Thread Series

unc

Thread Quantity Per Inch

Nominal Thread Size

1.500 inches

Bearing Surface Type

chamfered

Material

plastic polyamide (nylon) locking insert

Regulatory Compliance

Precious Metals Indicator

Item does not contain precious metal.

Criticality Code

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator

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

0005277

Related Hardware Products

Part Number	Description
115 74278 102	Hexagon Self-Locking Nut
115 7427B 102	Hexagon Self-Locking Nut
SW26669	Hexagon Self-Locking Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-340-4628?

The FSCG of the NSN 5310-01-340-4628 is 5310

Does NSN 5310-01-340-4628 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 5310-01-340-4628 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-340-4628 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 5310-01-340-4628 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Thu, Jun 13, 1991