Washer, Spring Tension5310-01-181-9371

NSN 5310-01-181-9371 · NIIN 011819371 · Part number W0492-007-S

Barnes Group Inc. · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 74197

Government record, cited

NSN 5310-01-181-9371 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-181-9371. Manufacturer of record part number: W0492-007-S.

Also searched as 5310-01-181-9371 · 5310011819371 · NIIN 011819371 · 01-181-9371 · FSC 5310 Nuts and Washers · CAGE 74197 · W0492-007-S · HS5224-1007 · WO492-007-S · HS5224-1007

Nearby stock numbers ← 5310-01-181-9367 Washer, Flat · 5310-01-181-9465 Nut, Plain, Hexagon →

5310-01-181-9371 — Nuts and Washers

Features

Washer,spring Tension — FSC 5310
1 manufacturer part number on file
Manufacturer of record: Barnes Group Inc.

Identification

NSN: 5310-01-181-9371
NIIN: 011819371
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: W0492-007-S
Manufacturer: Barnes Group Inc.

General Description

The Washer,spring Tension, cataloged under National Stock Number 5310-01-181-9371, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Barnes Group Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Washer,spring Tension
FSC / FSG	5310 — Nuts and Washers (FSG 53)
Manufacturers	Barnes Group Inc. (CAGE 74197)

Technical Specifications

Parameter	Value
NSN	5310-01-181-9371
Primary Part Number	W0492-007-S
Item Name	Washer,spring Tension
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Barnes Group Inc.
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
W0492-007-S PRIMARY	Barnes Group Inc. (USA)

Reference documents

Reference	Meaning
W0492-007-S	C/1 Advisory reference — outside the item-of-supply concept Barnes Group Inc
HS5224-1007	7/2 Vendor item drawing reference The Boeing Company
WO492-007-S	5/9 Secondary reference U.S. Government activity
HS5224-1007	5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc

Frequently Asked Questions

What is NSN 5310-01-181-9371?

NSN 5310-01-181-9371 is a Washer,spring Tension, manufactured by Barnes Group Inc., classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-181-9371?

NSN 5310-01-181-9371 has 1 manufacturer part number on file: W0492-007-S (Barnes Group Inc.).

Is NSN 5310-01-181-9371 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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