Washer, Flat5310-01-408-0508

NSN 5310-01-408-0508 · NIIN 014080508 · Part number 5210434

Naval Sea Systems Command · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 53711

Government record, cited

NSN 5310-01-408-0508 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-408-0508. Manufacturer of record part number: 5210434.

Also searched as 5310-01-408-0508 · 5310014080508 · NIIN 014080508 · 01-408-0508 · FSC 5310 Nuts and Washers · CAGE 53711 · 5210434

Nearby stock numbers ← 5310-01-408-0505 Washer, Flat · 5310-01-408-0509 Washer, Flat →

5310-01-408-0508 — Nuts and Washers

Features

Washer,flat — FSC 5310
Overall Diameter: 5.125 INCHES NOMINAL IN
Cross-Sectional Shape Style: RECTANGULAR
Peripheral Shape Style: ROUND
Material: COPPER ALLOY OVERALL
Center Hole Shape Style: ROUND
Hole Diameter: 3.265 INCHES MINIMUM AND 3.270 INCHES MAXIMUM IN
Thickness: 0.100 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN

Identification

NSN: 5310-01-408-0508
NIIN: 014080508
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 5210434
Manufacturer: Naval Sea Systems Command

General Description

The Washer,flat, cataloged under National Stock Number 5310-01-408-0508, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-408-0508
Primary Part Number	5210434
Item Name	Washer,flat
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Naval Sea Systems Command
Status	ACTIVE
Overall Diameter	5.125 INCHES NOMINAL IN
Cross-Sectional Shape Style	RECTANGULAR
Peripheral Shape Style	ROUND
Material	COPPER ALLOY OVERALL
Center Hole Shape Style	ROUND
Hole Diameter	3.265 INCHES MINIMUM AND 3.270 INCHES MAXIMUM IN
Thickness	0.100 INCHES MINIMUM AND 0.105 INCHES MAXIMUM 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

Part Number	Manufacturer
5210434 PRIMARY	Naval Sea Systems Command (USA)

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 5310-01-408-0508?

NSN 5310-01-408-0508 is a Washer,flat, manufactured by Naval Sea Systems Command, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-408-0508?

NSN 5310-01-408-0508 has 1 manufacturer part number on file: 5210434 (Naval Sea Systems Command).

What are the specifications of 5210434?

Key specifications for 5210434: Overall Diameter: 5.125 INCHES NOMINAL IN; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND; Material: COPPER ALLOY OVERALL. 7 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-408-0508 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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