The Ring,piston, cataloged under National Stock Number 3040-01-628-7786, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-628-7786 |
| Primary Part Number | 12283002 |
| Item Name | Ring,piston |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots |
| 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 |
|---|---|
| 12283002 PRIMARY | Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots (USA) |
NSN 3040-01-628-7786 is a Ring,piston, manufactured by Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-628-7786 has 1 manufacturer part number on file: 12283002 (Dresser, Inc. Dba Dresser Roots Blowers & Compressors Div Dresser Roots).
Key specifications for 12283002: Part Name Assigned by Controlling Agency: SEAL,PISTON RING; End Item Identification: BLOWER 616 RA. 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.