The Ring,piston, cataloged under National Stock Number 2805-01-164-3940, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Double Seal Ring Co. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components (FSG 28) |
| Manufacturers | Goodrich Corporation (CAGE 6K4C8); Double Seal Ring Co (CAGE 71975) |
| Parameter | Value |
|---|---|
| NSN | 2805-01-164-3940 |
| Primary Part Number | DS-6784 |
| Item Name | Ring,piston |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Double Seal Ring Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 1168169-101 | Goodrich Corporation (USA) |
| DS-6784 PRIMARY | Double Seal Ring Co (USA) |
| Reference | Meaning |
|---|---|
| 11523 | 3/2 Design control — primary reference U.S. Government activity |
| 1168169-101 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
NSN 2805-01-164-3940 is a Ring,piston, manufactured by Double Seal Ring Co, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-01-164-3940 has 2 manufacturer part numbers on file: 1168169-101 (Goodrich Corporation), DS-6784 (Double Seal Ring Co).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2805-01-164-3940 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.