Ring, Retaining5325-01-396-2891

NSN 5325-01-396-2891 · NIIN 013962891 · Part number 83571-1

Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 09790

Government record, cited

NSN 5325-01-396-2891 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-396-2891. Manufacturer of record part number: 83571-1.

Also searched as 5325-01-396-2891 · 5325013962891 · NIIN 013962891 · 01-396-2891 · FSC 5325 Fastening Devices · CAGE 09790 · 83571-1

Nearby stock numbers ← 5325-01-396-2886 Stud, Turnlock Fastener · 5325-01-396-3300 Retainer, Turnlock Fastener Eject →

Features

Ring,retaining — FSC 5325
2 manufacturer part numbers on file
Manufacturer of record: Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator

Identification

NSN: 5325-01-396-2891
NIIN: 013962891
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: 83571-1
Manufacturer: Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator

General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-396-2891, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Ring,retaining
FSC / FSG	5325 — Fastening Devices (FSG 53)
Manufacturers	Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (CAGE 09790); Ontic Engineering & Manufacturing, Inc Dba Ontic Us (CAGE 45934)

Technical Specifications

Parameter	Value
NSN	5325-01-396-2891
Primary Part Number	83571-1
Item Name	Ring,retaining
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator
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
83571-1 PRIMARY	Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator (USA)
83571-1	Ontic Engineering & Manufacturing, Inc Dba Ontic Us (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 5325-01-396-2891?

NSN 5325-01-396-2891 is a Ring,retaining, manufactured by Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator, classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-396-2891?

NSN 5325-01-396-2891 has 2 manufacturer part numbers on file: 83571-1 (Eaton Aerospace Llc Dba Sterer Engineering Div Valve & Actuator), 83571-1 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).

Is NSN 5325-01-396-2891 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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