Ring, Retaining5325-01-643-6921

NSN 5325-01-643-6921 · NIIN 016436921 · Part number SH-112-STPA

Rotor Clip Company, Inc. · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 07382

Government record, cited

NSN 5325-01-643-6921 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-643-6921. Manufacturer of record part number: SH-112-STPA.

Also searched as 5325-01-643-6921 · 5325016436921 · NIIN 016436921 · 01-643-6921 · FSC 5325 Fastening Devices · CAGE 07382 · SH-112-STPA

Nearby stock numbers ← 5325-01-643-6631 Grommet, Nonmetallic · 5325-01-643-7031 Ring, Retaining →

Features

Ring,retaining — FSC 5325
End Style: 90 DEGREE PARALLEL
Outside Diameter: 1.125 INCHES NOMINAL IN
Major Thickness: 0.050 INCHES NOMINAL IN
Ring Style: EXTERNAL BOWED
Surface Treatment: PHOSPHATE
Material: STEEL
1 manufacturer part number on file

Identification

NSN: 5325-01-643-6921
NIIN: 016436921
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: SH-112-STPA
Manufacturer: Rotor Clip Company, Inc.

General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-643-6921, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Rotor Clip Company, Inc.. Government technical data includes 6 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	5325-01-643-6921
Primary Part Number	SH-112-STPA
Item Name	Ring,retaining
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Rotor Clip Company, Inc.
Status	ACTIVE
End Style	90 DEGREE PARALLEL
Outside Diameter	1.125 INCHES NOMINAL IN
Major Thickness	0.050 INCHES NOMINAL IN
Ring Style	EXTERNAL BOWED
Surface Treatment	PHOSPHATE
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
SH-112-STPA PRIMARY	Rotor Clip Company, Inc. (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 5325-01-643-6921?

NSN 5325-01-643-6921 is a Ring,retaining, manufactured by Rotor Clip Company, Inc., classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-643-6921?

NSN 5325-01-643-6921 has 1 manufacturer part number on file: SH-112-STPA (Rotor Clip Company, Inc.).

What are the specifications of SH-112-STPA?

Key specifications for SH-112-STPA: End Style: 90 DEGREE PARALLEL; Outside Diameter: 1.125 INCHES NOMINAL IN; Major Thickness: 0.050 INCHES NOMINAL IN; Ring Style: EXTERNAL BOWED. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-643-6921 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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