The Ring,retaining, cataloged under National Stock Number 5325-01-431-3090, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div Hydraulic Pump/motor Division. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-431-3090 |
| Primary Part Number | 2180 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Parker-Hannifin Corp Div Hydraulic Pump/motor Division |
| 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 |
|---|---|
| 6MB297 | Oshkosh Defense Llc (USA) |
| 2180 PRIMARY | Parker-Hannifin Corp Div Hydraulic Pump/motor Division (USA) |
| Reference | Meaning |
|---|---|
| 6MB297 | 5/9 Secondary reference Oshkosh Corp |
| 2180 | 5/9 Secondary reference Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division |
| 2180 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5325-01-431-3090 is a Ring,retaining, manufactured by Parker-Hannifin Corp Div Hydraulic Pump/motor Division, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-431-3090 has 2 manufacturer part numbers on file: 6MB297 (Oshkosh Defense Llc), 2180 (Parker-Hannifin Corp Div Hydraulic Pump/motor Division).
Key specifications for 2180: End Item Identification: HEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS). 0 specifications are documented in the U.S. Government catalog.
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.