Washer, Flat5310-01-174-6091

NSN 5310-01-174-6091 · NIIN 011746091

FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5310-01-174-6091 · 5310011746091 · NIIN 011746091 · 01-174-6091 · FSC 5310 Nuts and Washers · 16-5950 · 27904-011-00

Nearby stock numbers ← 5310-01-174-6090 Washer, Flat · 5310-01-174-6173 Washer Assortment →

5310-01-174-6091 — Nuts and Washers

Features

Washer,flat — FSC 5310
Center Hole Width: 1.400 INCHES NOMINAL IN
Overall Diameter: 2.270 INCHES NOMINAL IN
Cross-Sectional Shape Style: RECTANGULAR
Peripheral Shape Style: ROUND
Center Hole Shape Style: DEE
Hole Diameter: 1.530 INCHES NOMINAL IN
Thickness: 0.125 INCHES NOMINAL IN

Identification

NSN: 5310-01-174-6091
NIIN: 011746091
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-174-6091, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-174-6091
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Center Hole Width	1.400 INCHES NOMINAL IN
Overall Diameter	2.270 INCHES NOMINAL IN
Cross-Sectional Shape Style	RECTANGULAR
Peripheral Shape Style	ROUND
Center Hole Shape Style	DEE
Hole Diameter	1.530 INCHES NOMINAL IN
Thickness	0.125 INCHES NOMINAL IN

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

⇄ Related Items 1

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5821-01-370-4242165950 POSSIBLE MATCH

TRANSMITTER,RADIO

Possible match (shared part number)Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
16-5950	3/9 Design control — primary reference U.S. Government activity
27904-011-00	3/2 Design control — primary reference U.S. Government activity

Related Parts

5821-01-370-4242POSSIBLE MATCH

TRANSMITTER,RADIO

165950

Frequently Asked Questions

What is NSN 5310-01-174-6091?

NSN 5310-01-174-6091 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.

What NSN replaces 5310-01-174-6091?

1 possible match (shared part number, not a government interchangeability claim): 5821-01-370-4242. Verify interchangeability with system specifications before substitution.

What are the specifications of 5310-01-174-6091?

Key specifications for 5310-01-174-6091: Center Hole Width: 1.400 INCHES NOMINAL IN; Overall Diameter: 2.270 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-174-6091 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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