Ring, Retaining5325-01-547-3041

NSN 5325-01-547-3041 · NIIN 015473041 · Part number WH181S-02

Smalley Steel Ring Co. · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 51814

Government record, cited

NSN 5325-01-547-3041 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-547-3041. Manufacturer of record part number: WH181S-02.

Also searched as 5325-01-547-3041 · 5325015473041 · NIIN 015473041 · 01-547-3041 · FSC 5325 Fastening Devices · CAGE 51814 · WH181S-02 · HTE102007

Nearby stock numbers ← 5325-01-547-2812 Insert, Screw Thread · 5325-01-547-3380 Ring, Retaining →

Features

Ring,retaining — FSC 5325
Material: STEEL
2 manufacturer part numbers on file
Manufacturer of record: Smalley Steel Ring Co.

Identification

NSN: 5325-01-547-3041
NIIN: 015473041
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: WH181S-02
Manufacturer: Smalley Steel Ring Co.

General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-547-3041, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Smalley Steel Ring Co.. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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	5325-01-547-3041
Primary Part Number	WH181S-02
Item Name	Ring,retaining
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Smalley Steel Ring Co.
Status	ACTIVE
Material	STEEL

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
HTE102007	Eaton Aerospace Ltd (GBR)
WH181S-02 PRIMARY	Smalley Steel Ring Co. (USA)

No interchangeability data on file.

Other items in FSC 5325 — Fastening Devices

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5325-00-000-1884

5325-00-000-1884 · Item name not on file

5325-00-000-9988

5325-00-000-9988 · Item name not on file

5325-00-001-1567

RING,RETAINING

5325-00-001-2043

FASTENER,PANEL

5325-00-001-3842

RING,RETAINING

5325-00-001-3858

5325-00-001-3858 · Item name not on file

5325-00-001-3871

RING,RETAINING

5325-00-001-4317

RING,RETAINING

Frequently Asked Questions

What is NSN 5325-01-547-3041?

NSN 5325-01-547-3041 is a Ring,retaining, manufactured by Smalley Steel Ring Co., classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-547-3041?

NSN 5325-01-547-3041 has 2 manufacturer part numbers on file: HTE102007 (Eaton Aerospace Ltd), WH181S-02 (Smalley Steel Ring Co.).

What are the specifications of WH181S-02?

Key specifications for WH181S-02: Special Features: 302 STAINLESS STEEL; End Item Identification: EH101 HELICOPTER; Material: STEEL. 1 specification is documented in the U.S. Government catalog.

Is NSN 5325-01-547-3041 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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