The Ring,piston, cataloged under National Stock Number 3040-01-331-7815, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Greene Tweed & Co Inc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Ring,piston |
| FSC / FSG | 3040 — Miscellaneous Power Transmission Equipment (FSG 30) |
| Manufacturers | Deere & Company Dba Deere John Co (CAGE 75755); Greene Tweed & Co Inc (CAGE 5F573) |
| Parameter | Value |
|---|---|
| NSN | 3040-01-331-7815 |
| Primary Part Number | 216-96150-173-1210 |
| Item Name | Ring,piston |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Greene Tweed & Co Inc |
| 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 |
|---|---|
| RE25146 | Deere & Company Dba Deere John Co (USA) |
| 216-96150-173-1210 PRIMARY | Greene Tweed & Co Inc (USA) |
| Reference | Meaning |
|---|---|
| RE25146 | 5/9 Secondary reference Deere & Co |
| 216-96150-173-1210 | 5/9 Secondary reference Palmetto Inc |
NSN 3040-01-331-7815 is a Ring,piston, manufactured by Greene Tweed & Co Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-331-7815 has 2 manufacturer part numbers on file: RE25146 (Deere & Company Dba Deere John Co), 216-96150-173-1210 (Greene Tweed & Co Inc).
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.