Washer, Spring Tension5310-01-548-8666

NSN 5310-01-548-8666 · NIIN 015488666 · Part number 7521051-002

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

Government record, cited

NSN 5310-01-548-8666 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-548-8666. Manufacturer of record part number: 7521051-002.

Also searched as 5310-01-548-8666 · 5310015488666 · NIIN 015488666 · 01-548-8666 · FSC 5310 Nuts and Washers · CAGE 53711 · 7521051-002 · 7521051

Nearby stock numbers ← 5310-01-548-8652 Washer, Spring Tension · 5310-01-548-8667 Washer, Flat →

5310-01-548-8666 — Nuts and Washers

Features

Washer,spring Tension — FSC 5310
2 manufacturer part numbers on file
Manufacturer of record: Naval Sea Systems Command

Identification

NSN: 5310-01-548-8666
NIIN: 015488666
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 7521051-002
Manufacturer: Naval Sea Systems Command

General Description

The Washer,spring Tension, cataloged under National Stock Number 5310-01-548-8666, 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. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-548-8666
Primary Part Number	7521051-002
Item Name	Washer,spring Tension
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Naval Sea Systems Command
Status	ACTIVE

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
7521051	Schroff Gmbh Div Schroff Gmbh (DEU)
7521051-002 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 5310-01-548-8666?

NSN 5310-01-548-8666 is a Washer,spring Tension, manufactured by Naval Sea Systems Command, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-548-8666?

NSN 5310-01-548-8666 has 2 manufacturer part numbers on file: 7521051 (Schroff Gmbh Div Schroff Gmbh), 7521051-002 (Naval Sea Systems Command).

What are the specifications of 7521051-002?

Key specifications for 7521051-002: End Item Identification: ROLLING AIRFRAME MISSLE, GUIDED MSSLE SYSTEM MK 31 MOD 0. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-548-8666 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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