Nut, Self-Locking, Hexagon5310-01-678-5658

NSN 5310-01-678-5658 · NIIN 016785658 · Part number AL4006660

General Dynamics Ordnance and Tactical Systems, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 0F875

Government record, cited

NSN 5310-01-678-5658 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-678-5658. Manufacturer of record part number: AL4006660.

Also searched as 5310-01-678-5658 · 5310016785658 · NIIN 016785658 · 01-678-5658 · FSC 5310 Nuts and Washers · CAGE 0F875 · AL4006660

Nearby stock numbers ← 5310-01-678-5613 Nut, Plain, Hexagon · 5310-01-678-5667 Nut, Self-Locking, Hexagon →

5310-01-678-5658 — Nuts and Washers

Features

Nut,self-Locking,hexagon — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: General Dynamics Ordnance and Tactical Systems, Inc.

Identification

NSN: 5310-01-678-5658
NIIN: 016785658
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: AL4006660
Manufacturer: General Dynamics Ordnance and Tactical Systems, Inc.

General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-678-5658, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is General Dynamics Ordnance and Tactical Systems, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-678-5658
Primary Part Number	AL4006660
Item Name	Nut,self-Locking,hexagon
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	General Dynamics Ordnance and Tactical Systems, Inc.
Status	ACTIVE

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
AL4006660 PRIMARY	General Dynamics Ordnance and Tactical Systems, Inc. (USA)
AL4006660	Flyer Defense, 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 5310-01-678-5658?

NSN 5310-01-678-5658 is a Nut,self-Locking,hexagon, manufactured by General Dynamics Ordnance and Tactical Systems, Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-678-5658?

NSN 5310-01-678-5658 has 2 manufacturer part numbers on file: AL4006660 (General Dynamics Ordnance and Tactical Systems, Inc.), AL4006660 (Flyer Defense, Llc).

What are the specifications of AL4006660?

Key specifications for AL4006660: Part Name Assigned by Controlling Agency: NUT, SELF-LOCKING; End Item Identification: 2355-01-627-5147. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-678-5658 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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