Washer, Flat5310-01-481-1979

NSN 5310-01-481-1979 · NIIN 014811979 · Part number 863-000623

Guild Associates Inc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 4X630

Government record, cited

NSN 5310-01-481-1979 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-481-1979. Manufacturer of record part number: 863-000623.

Also searched as 5310-01-481-1979 · 5310014811979 · NIIN 014811979 · 01-481-1979 · FSC 5310 Nuts and Washers · CAGE 4X630 · 863-000623 · 98019A529

Nearby stock numbers ← 5310-01-481-1978 Washer, Flat · 5310-01-481-2040 Nut, Plain, Hexagon →

5310-01-481-1979 — Nuts and Washers

Features

Washer,flat — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Guild Associates Inc

Identification

NSN: 5310-01-481-1979
NIIN: 014811979
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 863-000623
Manufacturer: Guild Associates Inc

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-481-1979, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Guild Associates 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.

Catalog Facts

Item Name	Washer,flat
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Guild Associates Inc (CAGE 4X630); Mcmaster-Carr Supply Co (CAGE 39428)

Technical Specifications

Parameter	Value
NSN	5310-01-481-1979
Primary Part Number	863-000623
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Guild Associates 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)

Cross-Reference Index

Part Number	Manufacturer
863-000623 PRIMARY	Guild Associates Inc (USA)
98019A529	Mcmaster-Carr Supply Co (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 5310-01-481-1979?

NSN 5310-01-481-1979 is a Washer,flat, manufactured by Guild Associates Inc, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-481-1979?

NSN 5310-01-481-1979 has 2 manufacturer part numbers on file: 863-000623 (Guild Associates Inc), 98019A529 (Mcmaster-Carr Supply Co).

Is NSN 5310-01-481-1979 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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