PartsTable TECHNICAL DATA SHEET

NSN 5310-01-166-2373Government record, cited

Washer, Flat5310-01-166-2373

NSN 5310-01-166-2373 · NIIN 011662373 · Part number N9320

C E Niehoff & Co · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 76761

Government record, cited

NSN 5310-01-166-2373 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-166-2373. Manufacturer of record part number: N9320.

Also searched as 5310-01-166-2373 · 5310011662373 · NIIN 011662373 · 01-166-2373 · FSC 5310 Nuts and Washers · CAGE 76761 · N9320 · 2HL942 · 10505997 · 2HL942

Nearby stock numbers ← 5310-01-166-2361 · 5310-01-166-2374 →

5310-01-166-2373 — Nuts and Washers

Features

Washer,flat — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: C E Niehoff & Co

Identification

NSN: 5310-01-166-2373
NIIN: 011662373
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: N9320
Manufacturer: C E Niehoff & Co

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-166-2373, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is C E Niehoff & Co. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Oshkosh Defense Llc (CAGE 75Q65); C E Niehoff & Co (CAGE 76761)

Technical Specifications

Parameter	Value
NSN	5310-01-166-2373
Primary Part Number	N9320
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	C E Niehoff & Co
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
2HL942	Oshkosh Defense Llc (USA)
N9320 PRIMARY	C E Niehoff & Co (USA)

Reference documents

Reference	Meaning
10505997	7/2 Vendor item drawing reference General Dynamics Land Systems Canadacorp
2HL942	5/9 Secondary reference Oshkosh Corp

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 5310-01-166-2373?

NSN 5310-01-166-2373 is a Washer,flat, manufactured by C E Niehoff & Co, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-166-2373?

NSN 5310-01-166-2373 has 2 manufacturer part numbers on file: 2HL942 (Oshkosh Defense Llc), N9320 (C E Niehoff & Co).

Is NSN 5310-01-166-2373 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