Nut, Self-Locking, Hexagon5310-01-519-8701

NSN 5310-01-519-8701 · NIIN 015198701 · Part number HDW 379

Heil Trailer International Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 63576

Government record, cited

NSN 5310-01-519-8701 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-519-8701. Manufacturer of record part number: HDW 379.

Also searched as 5310-01-519-8701 · 5310015198701 · NIIN 015198701 · 01-519-8701 · FSC 5310 Nuts and Washers · CAGE 63576 · HDW 379

Nearby stock numbers ← 5310-01-519-8697 Nut, Self-Locking, Hexagon · 5310-01-519-8941 Washer, Flat →

5310-01-519-8701 — Nuts and Washers

Features

Nut,self-Locking,hexagon — FSC 5310
Thread Series: UNIFIED NATIONAL COARSE (UNC)
Nominal Thread Size: 0.625 INCHES IN
1 manufacturer part number on file
Manufacturer of record: Heil Trailer International Llc

Identification

NSN: 5310-01-519-8701
NIIN: 015198701
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: HDW 379
Manufacturer: Heil Trailer International Llc

General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-519-8701, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Heil Trailer International Llc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-519-8701
Primary Part Number	HDW 379
Item Name	Nut,self-Locking,hexagon
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Heil Trailer International Llc
Status	ACTIVE
Thread Series	UNIFIED NATIONAL COARSE (UNC)
Nominal Thread Size	0.625 INCHES IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
HDW 379 PRIMARY	Heil Trailer International Llc (USA)

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-01-519-8701?

NSN 5310-01-519-8701 is a Nut,self-Locking,hexagon, manufactured by Heil Trailer International Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-519-8701?

NSN 5310-01-519-8701 has 1 manufacturer part number on file: HDW 379 (Heil Trailer International Llc).

What are the specifications of HDW 379?

Key specifications for HDW 379: Thread Series: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Size: 0.625 INCHES IN; End Item Identification: NSN 2330-01-442-7295;SEMITRAILER,LOW BED. 2 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-519-8701 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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