The Ring,retaining, cataloged under National Stock Number 5325-01-291-8804, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | Oshkosh Defense Llc (CAGE 75Q65) |
| Parameter | Value |
|---|---|
| NSN | 5325-01-291-8804 |
| Primary Part Number | 4600TA61 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4600TA61 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| E3030 | D/9 Drawing number reference only Indian Head Industries, Inc. Div Mgm Brakes |
| 3130286 | 3/9 Design control — primary reference Indian Head Industries, Inc. Div Mgm Brakes |
| 1586570 | 5/9 Secondary reference Oshkosh Corp |
| 4600TA61 | 5/9 Secondary reference Oshkosh Corp |
| 18TN12 | 5/9 Secondary reference Oshkosh Corp |
| 18TN12 | 5/9 Secondary reference Oshkosh Defense Llc |
| 3130286 | 5/9 Secondary reference Franzella Produce Inc |
NSN 5325-01-291-8804 is a Ring,retaining, manufactured by Oshkosh Defense Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-291-8804 has 1 manufacturer part number on file: 4600TA61 (Oshkosh Defense Llc).
4 possible matches (shared part number, not a government interchangeability claim): 2530-01-309-1069, 2530-01-330-0002, 2530-01-347-4771. 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.