PartsTable TECHNICAL DATA SHEET

NSN 5310-01-526-5645Government record, cited

Washer, Lock5310-01-526-5645

NSN 5310-01-526-5645 · NIIN 015265645 · Part number 990-4115

Hiab Usa Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 34914

Government record, cited

NSN 5310-01-526-5645 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-526-5645. Manufacturer of record part number: 990-4115.

Also searched as 5310-01-526-5645 · 5310015265645 · NIIN 015265645 · 01-526-5645 · FSC 5310 Nuts and Washers · CAGE 34914 · 990-4115 · 4KK825 · 4KK825

Nearby stock numbers ← 5310-01-526-5524 Nut, Plain, Castellated, Hexagon · 5310-01-526-5751 Washer, Flat →

5310-01-526-5645 — Nuts and Washers

Features

Washer,lock — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Hiab Usa Inc

Identification

NSN: 5310-01-526-5645
NIIN: 015265645
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 990-4115
Manufacturer: Hiab Usa Inc

General Description

The Washer,lock, cataloged under National Stock Number 5310-01-526-5645, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hiab Usa Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,lock
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Hiab Usa Inc (CAGE 34914)

Technical Specifications

Parameter	Value
NSN	5310-01-526-5645
Primary Part Number	990-4115
Item Name	Washer,lock
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Hiab Usa 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
990-4115 PRIMARY	Hiab Usa Inc (USA)

Reference documents

Reference	Meaning
4KK825	7/2 Vendor item drawing reference Oshkosh Defense Llc
4KK825	3/9 Design control — primary 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 5310-01-526-5645?

NSN 5310-01-526-5645 is a Washer,lock, manufactured by Hiab Usa Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-526-5645?

NSN 5310-01-526-5645 has 1 manufacturer part number on file: 990-4115 (Hiab Usa Inc).

Is NSN 5310-01-526-5645 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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