Ring, Retaining5325-01-658-4085

NSN 5325-01-658-4085 · NIIN 016584085 · Part number PM1677N

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · FSC 5325 — Fastening Devices · FSG 53 — Hardware and Abrasives · CAGE 61208

Government record, cited

NSN 5325-01-658-4085 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-658-4085. Manufacturer of record part number: PM1677N.

Also searched as 5325-01-658-4085 · 5325016584085 · NIIN 016584085 · 01-658-4085 · FSC 5325 Fastening Devices · CAGE 61208 · PM1677N

Nearby stock numbers ← 5325-01-658-4082 Ring, Retaining · 5325-01-658-4090 Ring, Retaining →

Features

Ring,retaining — FSC 5325
1 manufacturer part number on file
Manufacturer of record: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic

Identification

NSN: 5325-01-658-4085
NIIN: 016584085
FSC: 5325 — Fastening Devices
FSG: 53 — Hardware and Abrasives
Primary part number: PM1677N
Manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic

General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-658-4085, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. 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	5325-01-658-4085
Primary Part Number	PM1677N
Item Name	Ring,retaining
FSC / FSG	5325 / 53 — Fastening Devices
Manufacturer	Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Status	ACTIVE

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
PM1677N PRIMARY	Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (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 5325-01-658-4085?

NSN 5325-01-658-4085 is a Ring,retaining, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5325, Fastening Devices. Status: active.

What part numbers are listed for NSN 5325-01-658-4085?

NSN 5325-01-658-4085 has 1 manufacturer part number on file: PM1677N (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What are the specifications of PM1677N?

Key specifications for PM1677N: Part Name Assigned by Controlling Agency: RING, SNAP; End Item Identification: MARINE GEAR; LOGISTICS SUPPORT VESSEL. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5325-01-658-4085 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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