Nut, Self-Locking, Hexagon5310-01-666-3304

NSN 5310-01-666-3304 · NIIN 016663304 · Part number 4097012

Oshkosh Defense Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 75Q65

Government record, cited

NSN 5310-01-666-3304 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-666-3304. Manufacturer of record part number: 4097012.

Also searched as 5310-01-666-3304 · 5310016663304 · NIIN 016663304 · 01-666-3304 · FSC 5310 Nuts and Washers · CAGE 75Q65 · 4097012

Nearby stock numbers ← 5310-01-666-3303 Washer, Flat · 5310-01-666-3305 Nut, Self-Locking, Slotted, Hexagon →

5310-01-666-3304 — Nuts and Washers

Features

Nut,self-Locking,hexagon — FSC 5310
Width Across Flats: 17.0 MILLIMETERS NOMINAL MM
Thread Series: M
Thread Pitch in Millimeters: 1.5
Thread Direction: RIGHT-HAND
Nominal Thread Size: 10.0 MILLIMETERS MM
Locking Feature: NYLON INSERT
Nut Height: 9.8 MILLIMETERS NOMINAL MM

Identification

NSN: 5310-01-666-3304
NIIN: 016663304
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 4097012
Manufacturer: Oshkosh Defense Llc

General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-666-3304, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 12 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	5310-01-666-3304
Primary Part Number	4097012
Item Name	Nut,self-Locking,hexagon
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Oshkosh Defense Llc
Status	ACTIVE
Width Across Flats	17.0 MILLIMETERS NOMINAL MM
Thread Series	M
Thread Pitch in Millimeters	1.5
Thread Direction	RIGHT-HAND
Nominal Thread Size	10.0 MILLIMETERS MM
Locking Feature	NYLON INSERT
Nut Height	9.8 MILLIMETERS NOMINAL MM
Surface Treatment	NICKEL AND ZINC OVERALL
Nut Style	HEXAGON
Thread Class	6H
Material	STEEL OVERALL
Bearing Surface Type	WASHER FACED

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
4097012 PRIMARY	Oshkosh 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 5310-01-666-3304?

NSN 5310-01-666-3304 is a Nut,self-Locking,hexagon, manufactured by Oshkosh Defense Llc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-666-3304?

NSN 5310-01-666-3304 has 1 manufacturer part number on file: 4097012 (Oshkosh Defense Llc).

What are the specifications of 4097012?

Key specifications for 4097012: Width Across Flats: 17.0 MILLIMETERS NOMINAL MM; Thread Series: M; Thread Pitch in Millimeters: 1.5; Thread Direction: RIGHT-HAND. 12 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-666-3304 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.

PartsTable Design LLC · partstable.com