PartsTable TECHNICAL DATA SHEET

NSN 5325-01-249-1660Government record, cited

Ring, Retaining5325-01-249-1660

NSN 5325-01-249-1660 · NIIN 012491660 · Part number B9971-8.5

Thiele Inc · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 58343

Government record, cited

NSN 5325-01-249-1660 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-249-1660. Manufacturer of record part number: B9971-8.5.

Also searched as 5325-01-249-1660 · 5325012491660 · NIIN 012491660 · 01-249-1660 · FSC 5325 Fastening Devices · CAGE 58343 · B9971-8.5

Nearby stock numbers ← 5325-01-249-1157 Ring, Retaining · 5325-01-249-1661 Ring, Retaining →

Features

Ring,retaining — FSC 5325
2 manufacturer part numbers on file
Manufacturer of record: Thiele Inc

Identification

NSN: 5325-01-249-1660
NIIN: 012491660
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: B9971-8.5
Manufacturer: Thiele Inc

General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-249-1660, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Thiele Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Ring,retaining
FSC / FSG	5325 — Fastening Devices (FSG 53)
Manufacturers	Dana Corp Mobile Fluid Products Div (CAGE 26278); Thiele Inc (CAGE 58343)

Technical Specifications

Parameter	Value
NSN	5325-01-249-1660
Primary Part Number	B9971-8.5
Item Name	Ring,retaining
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Thiele 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
B9971-8.5	Dana Corp Mobile Fluid Products Div (USA)
B9971-8.5 PRIMARY	Thiele Inc (USA)

Reference documents

Reference	Meaning
B9971-8.5	5/9 Secondary reference U.S. Government activity

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 5325-01-249-1660?

NSN 5325-01-249-1660 is a Ring,retaining, manufactured by Thiele Inc, classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-249-1660?

NSN 5325-01-249-1660 has 2 manufacturer part numbers on file: B9971-8.5 (Dana Corp Mobile Fluid Products Div), B9971-8.5 (Thiele Inc).

Is NSN 5325-01-249-1660 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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