The Ring,retaining, cataloged under National Stock Number 5325-01-178-1852, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Fairbanks Morse, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Fairbanks Morse, Llc (CAGE 7PZX0) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-178-1852 |
| Primary Part Number | 00201.01.0110 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 00201.01.0110 PRIMARY | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| 00201.01.0110 | 3/9 Design control — primary reference U.S. Government activity |
| 0N201.01.0110 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5325-01-178-1852 is a Ring,retaining, manufactured by Fairbanks Morse, Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-178-1852 has 1 manufacturer part number on file: 00201.01.0110 (Fairbanks Morse, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5325-01-547-1733. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.