Washer, Flat5310-01-481-9058

NSN 5310-01-481-9058 · NIIN 014819058

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

Government record, cited

Also searched as 5310-01-481-9058 · 5310014819058 · NIIN 014819058 · 01-481-9058 · FSC 5310 Nuts and Washers · 2420529 · 122-2420529 PIECE 87 · 2420529

Nearby stock numbers ← 5310-01-481-9052 Washer, Flat · 5310-01-481-9060 Washer, Flat →

5310-01-481-9058 — Nuts and Washers

Features

Washer,flat — FSC 5310
Surface Finish: 125.0 MICROINCHES BOTTOM
Surface Finish: 125.0 MICROINCHES TOP
Overall Diameter: 2.000 INCHES NOMINAL IN
Cross-Sectional Shape Style: RECTANGULAR
Peripheral Shape Style: ROUND
Material: COPPER ALLOY OVERALL
Center Hole Shape Style: ROUND

Identification

NSN: 5310-01-481-9058
NIIN: 014819058
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-481-9058, 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9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-481-9058
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Surface Finish	125.0 MICROINCHES BOTTOM
Surface Finish	125.0 MICROINCHES TOP
Overall Diameter	2.000 INCHES NOMINAL IN
Cross-Sectional Shape Style	RECTANGULAR
Peripheral Shape Style	ROUND
Material	COPPER ALLOY OVERALL
Center Hole Shape Style	ROUND
Hole Diameter	1.281 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

Cross-Reference Index

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

Reference documents

Reference	Meaning
2420529	3/2 Design control — primary reference U.S. Government activity
122-2420529 PIECE 87	5/9 Secondary reference Naval Sea Systems Command
2420529	D/9 Drawing number reference only Naval Sea Systems Command

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 5310-01-481-9058?

NSN 5310-01-481-9058 is a Washer,flat, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-481-9058?

Key specifications for 5310-01-481-9058: Surface Finish: 125.0 MICROINCHES BOTTOM; Surface Finish: 125.0 MICROINCHES TOP; Overall Diameter: 2.000 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR. 9 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-481-9058 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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