Washer, Flat5310-01-545-6739

NSN 5310-01-545-6739 · NIIN 015456739 · Part number 91100A200

Mcmaster-Carr Supply Co · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 39428

Government record, cited

NSN 5310-01-545-6739 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-545-6739. Manufacturer of record part number: 91100A200.

Also searched as 5310-01-545-6739 · 5310015456739 · NIIN 015456739 · 01-545-6739 · FSC 5310 Nuts and Washers · CAGE 39428 · 91100A200 · 516478

Nearby stock numbers ← 5310-01-545-6705 Nut, Plain, Hexagon · 5310-01-545-6742 Nut Assembly, Fast Runner →

5310-01-545-6739 — Nuts and Washers

Features

Washer,flat — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Mcmaster-Carr Supply Co

Identification

NSN: 5310-01-545-6739
NIIN: 015456739
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 91100A200
Manufacturer: Mcmaster-Carr Supply Co

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-545-6739, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Mcmaster-Carr Supply Co (CAGE 39428); Mcmaster-Carr Supply Co (CAGE 07BY4)

Technical Specifications

Parameter	Value
NSN	5310-01-545-6739
Primary Part Number	91100A200
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Mcmaster-Carr Supply 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)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
91100A200 PRIMARY	Mcmaster-Carr Supply Co (USA)
91100A200	Mcmaster-Carr Supply Co (USA)

Reference documents

Reference	Meaning
516478	7/2 Vendor item drawing reference Navy, United States Department of the Dba Space & Naval Warfare Systems Center, Atlantic

Frequently Asked Questions

What is NSN 5310-01-545-6739?

NSN 5310-01-545-6739 is a Washer,flat, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-545-6739?

NSN 5310-01-545-6739 has 2 manufacturer part numbers on file: 91100A200 (Mcmaster-Carr Supply Co), 91100A200 (Mcmaster-Carr Supply Co).

Is NSN 5310-01-545-6739 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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