PartsTable TECHNICAL DATA SHEET
NSN 5310-01-666-7979Government record, cited

Nut, Self-Locking, Hexagon5310-01-666-7979

NSN 5310-01-666-7979 · NIIN 016667979 · Part number 881881
Hammonds Technical Services, Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 47186
Government record, cited
NSN 5310-01-666-7979 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-666-7979. Manufacturer of record part number: 881881.
Also searched as  5310-01-666-7979 · 5310016667979 · NIIN 016667979 · 01-666-7979 · FSC 5310 Nuts and Washers · CAGE 47186 · 881881
Nearby stock numbers  ·
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • 1 manufacturer part number on file
  • Manufacturer of record: Hammonds Technical Services, Inc.
Identification
  • NSN: 5310-01-666-7979
  • NIIN: 016667979
  • FSC: 5310 — Nuts and Washers
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: 881881
  • Manufacturer: Hammonds Technical Services, Inc.
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-666-7979, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hammonds Technical Services, Inc.. 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
ParameterValue
NSN5310-01-666-7979
Primary Part Number881881
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — Nuts and Washers
ManufacturerHammonds Technical Services, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
881881 PRIMARY Hammonds Technical Services, Inc. (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 5310-01-666-7979?

NSN 5310-01-666-7979 is a Nut,self-Locking,hexagon, manufactured by Hammonds Technical Services, Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-666-7979?

NSN 5310-01-666-7979 has 1 manufacturer part number on file: 881881 (Hammonds Technical Services, Inc.).

What are the specifications of 881881?

Key specifications for 881881: Part Name Assigned by Controlling Agency: NUT,SELF-LOCKING; End Item Identification: KC-46A SE A. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-666-7979 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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