Washer, Flat5310-01-211-6768

NSN 5310-01-211-6768 · NIIN 012116768

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

Government record, cited

Also searched as 5310-01-211-6768 · 5310012116768 · NIIN 012116768 · 01-211-6768 · FSC 5310 Nuts and Washers

Nearby stock numbers ← 5310-01-211-6767 · 5310-01-211-6962 →

5310-01-211-6768 — Nuts and Washers

Features

Washer,flat — FSC 5310
Overall Diameter: 0.625 INCHES NOMINAL IN
Cross-Sectional Shape Style: RECTANGULAR
Color: BLACK OVERALL
Peripheral Shape Style: ROUND
Material: STEEL OVERALL
Center Hole Shape Style: ROUND
Hole Diameter: 0.281 INCHES NOMINAL IN

Identification

NSN: 5310-01-211-6768
NIIN: 012116768
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-211-6768, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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	5310-01-211-6768
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Overall Diameter	0.625 INCHES NOMINAL IN
Cross-Sectional Shape Style	RECTANGULAR
Color	BLACK OVERALL
Peripheral Shape Style	ROUND
Material	STEEL OVERALL
Center Hole Shape Style	ROUND
Hole Diameter	0.281 INCHES NOMINAL IN
Thickness	0.062 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 2

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

5430-01-318-7715008015 POSSIBLE MATCH

TANK,LIQUID STORAGE

Possible match (shared part number)Ashland Inc. Dba Ashland Water Technologies

5315-01-604-6262825010 POSSIBLE MATCH

PIN,STRAIGHT,HEADLESS

Possible match (shared part number)Brunswick Corp Dba Mercury Marine Div Mercury Marine

Cross-Reference Index

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

Reference documents

Reference	Meaning
825-010	3/9 Design control — primary reference Dorman Products, Inc. Dba Dorman

Related Parts

5430-01-318-7715POSSIBLE MATCH

TANK,LIQUID STORAGE

008015

5315-01-604-6262POSSIBLE MATCH

PIN,STRAIGHT,HEADLESS

825010

Frequently Asked Questions

What is NSN 5310-01-211-6768?

NSN 5310-01-211-6768 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.

What NSN replaces 5310-01-211-6768?

2 possible matches (shared part number, not a government interchangeability claim): 5430-01-318-7715, 5315-01-604-6262. Verify interchangeability with system specifications before substitution.

What are the specifications of 5310-01-211-6768?

Key specifications for 5310-01-211-6768: Overall Diameter: 0.625 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Color: BLACK OVERALL; Peripheral Shape Style: ROUND. 8 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-211-6768 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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