The Piston,internal Combustion Engin, cataloged under National Stock Number 2805-01-022-0074, 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 Trw Inc Trw Intl Trade Government Sales Dept. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-01-022-0074 |
| Primary Part Number | L199F |
| Item Name | Piston,internal Combustion Engin |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Trw Inc Trw Intl Trade Government Sales Dept |
| Status | ACTIVE |
| Ring Groove Width | 0.1875 INCHES NOMINAL THIRD RING IN |
| Ring Groove Width | 0.0781 INCHES NOMINAL FIRST RING IN |
| Ring Groove Width | 0.0937 INCHES NOMINAL SECOND RING IN |
| Surface Finish | FINISHED |
| Diameter | 3.718 INCHES NOMINAL IN |
| Ring Groove Quantity | 3 |
| Finished Size Designation | STANDARD |
| Pinhole Diameter | 0.9120 INCHES NOMINAL IN |
| 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 |
|---|---|
| L199F PRIMARY | Trw Inc Trw Intl Trade Government Sales Dept (USA) |
| Reference | Meaning |
|---|---|
| C3TZ6108-B | 5/9 Secondary reference Ford Motor Company |
| C3TZ6108-B | 5/9 Secondary reference Ford Motor Co Ford Parts and Service Div Government Part Sales |
| 1662P | 5/9 Secondary reference Dana Corp Engine Products Div |
NSN 2805-01-022-0074 is a Piston,internal Combustion Engin, manufactured by Trw Inc Trw Intl Trade Government Sales Dept, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-01-022-0074 has 1 manufacturer part number on file: L199F (Trw Inc Trw Intl Trade Government Sales Dept).
Key specifications for L199F: Overall Height: 3.984 INCHES NOMINAL IN; Ring Groove Width: 0.1875 INCHES NOMINAL THIRD RING IN; Ring Groove Width: 0.0781 INCHES NOMINAL FIRST RING IN; Ring Groove Width: 0.0937 INCHES NOMINAL SECOND RING IN. 8 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.