PartsTable TECHNICAL DATA SHEET

NSN 5310-00-356-0579Government record, cited

Washer, Flat5310-00-356-0579

NSN 5310-00-356-0579 · NIIN 003560579

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

Government record, cited

Also searched as 5310-00-356-0579 · 5310003560579 · NIIN 003560579 · 00-356-0579 · FSC 5310 Nuts and Washers · SCB69869 · 51105

Nearby stock numbers ← 5310-00-356-0578 · 5310-00-356-0587 →

5310-00-356-0579 — Nuts and Washers

Features

Washer,flat — FSC 5310
Overall Diameter: 0.510 INCHES NOMINAL IN
Hardness Rating: 98.0 ROCKWELL M MINIMUM AND 113.0 ROCKWELL M MAXIMUM
Cross-Sectional Shape Style: RECTANGULAR
Minimum Tensile Strength: 8850 POUNDS PER SQUARE INCH LBS
Peripheral Shape Style: ROUND
Material: PLASTIC OVERALL
Center Hole Shape Style: ROUND

Identification

NSN: 5310-00-356-0579
NIIN: 003560579
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,flat, cataloged under National Stock Number 5310-00-356-0579, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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	5310-00-356-0579
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Overall Diameter	0.510 INCHES NOMINAL IN
Hardness Rating	98.0 ROCKWELL M MINIMUM AND 113.0 ROCKWELL M MAXIMUM
Cross-Sectional Shape Style	RECTANGULAR
Minimum Tensile Strength	8850 POUNDS PER SQUARE INCH LBS
Peripheral Shape Style	ROUND
Material	PLASTIC OVERALL
Center Hole Shape Style	ROUND
Hole Diameter	0.166 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 8

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

2920-01-098-733461013122 POSSIBLE MATCH

GENERATOR,ENGINE ACCESSORY

Possible match (shared part number)Borgwarner Pds (anderson), L.l.c.

3110-01-194-887151105 POSSIBLE MATCH

BEARING,BALL,THRUST

Possible match (shared part number)Gwilliam Company, Inc. Div Ball & Roller Bearing Division

4730-01-363-223151105-C POSSIBLE MATCH

SWIVEL JOINT,HYDRAULIC

Possible match (shared part number)Ldi Industries, Inc. Dba Ldi Industries Inc

6850-01-391-7373511-05 POSSIBLE MATCH

CLEANING COMPOUND,SOLVENT

Possible match (shared part number)Trafficair Inc

5330-01-394-9307 POSSIBLE MATCH

SEAL,PLAIN

Possible match (shared part number)

4210-01-533-636751105 POSSIBLE MATCH

FOAM LIQUID,FIRE EXTINGUISHING

Possible match (shared part number)Buckeye Fire Equipment Co

8345-01-583-6753 POSSIBLE MATCH

GUIDON

Possible match (shared part number)

5365-01-698-1175761-1123-8-AL-7 POSSIBLE MATCH

SPACER,SLEEVE

Possible match (shared part number)Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc

Cross-Reference Index

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

Reference documents

Reference	Meaning
SCB69869	3/2 Design control — primary reference U.S. Government activity
51105	3/9 Design control — primary reference U.S. Government activity

Related Parts

2920-01-098-7334POSSIBLE MATCH

GENERATOR,ENGINE ACCESSORY

61013122

3110-01-194-8871POSSIBLE MATCH

BEARING,BALL,THRUST

51105

4730-01-363-2231POSSIBLE MATCH

SWIVEL JOINT,HYDRAULIC

51105-C

6850-01-391-7373POSSIBLE MATCH

CLEANING COMPOUND,SOLVENT

511-05

5330-01-394-9307POSSIBLE MATCH

SEAL,PLAIN

4210-01-533-6367POSSIBLE MATCH

FOAM LIQUID,FIRE EXTINGUISHING

51105

8345-01-583-6753POSSIBLE MATCH

GUIDON

5365-01-698-1175POSSIBLE MATCH

SPACER,SLEEVE

761-1123-8-AL-7

Frequently Asked Questions

What is NSN 5310-00-356-0579?

NSN 5310-00-356-0579 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.

What NSN replaces 5310-00-356-0579?

8 possible matches (shared part number, not a government interchangeability claim): 2920-01-098-7334, 3110-01-194-8871, 4730-01-363-2231. Verify interchangeability with system specifications before substitution.

What are the specifications of 5310-00-356-0579?

Key specifications for 5310-00-356-0579: Overall Diameter: 0.510 INCHES NOMINAL IN; Hardness Rating: 98.0 ROCKWELL M MINIMUM AND 113.0 ROCKWELL M MAXIMUM; Cross-Sectional Shape Style: RECTANGULAR; Minimum Tensile Strength: 8850 POUNDS PER SQUARE INCH LBS. 9 specifications are documented in the U.S. Government catalog.

Is NSN 5310-00-356-0579 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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