The Ring,piston, cataloged under National Stock Number 3040-01-360-2381, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Dana Off Highway Products, Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 3040-01-360-2381 |
| Primary Part Number | 932090 |
| Item Name | Ring,piston |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Ring Style | CONCENTRIC |
| 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 |
|---|---|
| 932090 PRIMARY | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 246563 | 3/9 Design control — primary reference Dana Off Highway Products, Llc |
| 246563 | 5/9 Secondary reference Clark Equipment Co |
NSN 3040-01-360-2381 is a Ring,piston, manufactured by Dana Off Highway Products, Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-360-2381 has 1 manufacturer part number on file: 932090 (Dana Off Highway Products, Llc).
1 possible match (shared part number, not a government interchangeability claim): 6520-01-567-3669. Verify interchangeability with system specifications before substitution.
Key specifications for 932090: Ring Style: CONCENTRIC; End Item Identification: 3930013308907. 1 specification is 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.