The Ring Retaining, cataloged under National Stock Number 5342-00-439-8143, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Hydro Mechanical Systems Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5342 — Hardware, Weapon System (FSG 53) |
| Manufacturers | Dana Off Highway Products, Llc (CAGE 77237); Volvo Construction Equipment North America, Llc (CAGE 1X0J7); Hydro Mechanical Systems Inc (CAGE 0L817) |
| Parameter | Value |
|---|---|
| NSN | 5342-00-439-8143 |
| Primary Part Number | 214954 |
| Item Name | Ring Retaining |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Hydro Mechanical Systems Inc |
| 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 |
|---|---|
| 214954 | Dana Off Highway Products, Llc (USA) |
| 214954 | Volvo Construction Equipment North America, Llc (USA) |
| 214954 PRIMARY | Hydro Mechanical Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 2039310 | 5/9 Secondary reference Eaton Corp Forestry and Construction Equipment Div Batavia Plant |
| 214954 | 5/9 Secondary reference Vme Americas Inc Sub of Vme Group N V |
| 214954 | 5/9 Secondary reference U.S. Government activity |
| 214954 | 5/9 Secondary reference Clark Equipment Co |
NSN 5342-00-439-8143 is a Ring Retaining, manufactured by Hydro Mechanical Systems Inc, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-439-8143 has 3 manufacturer part numbers on file: 214954 (Dana Off Highway Products, Llc), 214954 (Volvo Construction Equipment North America, Llc), 214954 (Hydro Mechanical Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 3120-01-489-5281. 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.