The Valve,poppet,engine, cataloged under National Stock Number 2805-00-516-9186, 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 Briggs and Stratton Corp. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2805-00-516-9186 |
| Primary Part Number | 26735 |
| Item Name | Valve,poppet,engine |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Briggs and Stratton Corp |
| Status | ACTIVE |
| Stem Diameter | 0.3100 INCHES NOMINAL IN |
| FSC Application Data | GASOLINE ENGINE |
| Head Height | 0.1562 INCHES NOMINAL IN |
| Stem Length | 4.3680 INCHES NOMINAL IN |
| Seat Angle in Deg | 45.0 |
| Chamfer Length | 0.0470 INCHES NOMINAL IN |
| Neck Radius | 0.3125 INCHES NOMINAL IN |
| Groove Diameter | 0.2530 INCHES NOMINAL IN |
| Distance From Groove to Stem End | 0.2500 INCHES NOMINAL IN |
| Outside Diameter | 1.2500 INCHES NOMINAL IN |
| Stem Style | GROOVED |
| Head Style | MUSHROOM |
| Carbon Relief Groove | NOT INCLUDED |
| Chamfer Angle in Deg | 30.0 |
| Unable to Decode | UNABLE TO DECODE |
| Material | COBALT ALLOY SEAT FACE |
| Groove Width | 0.2650 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 |
|---|---|
| 26735 PRIMARY | Briggs and Stratton Corp (USA) |
| Reference | Meaning |
|---|---|
| 1097S | 5/9 Secondary reference Sterling Div Federal Mogul Corp |
| A1097S | 5/9 Secondary reference Sterling Div Federal Mogul Corp |
NSN 2805-00-516-9186 is a Valve,poppet,engine, manufactured by Briggs and Stratton Corp, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-516-9186 has 1 manufacturer part number on file: 26735 (Briggs and Stratton Corp).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-550-9225. Verify interchangeability with system specifications before substitution.
Key specifications for 26735: Stem Diameter: 0.3100 INCHES NOMINAL IN; FSC Application Data: GASOLINE ENGINE; Head Height: 0.1562 INCHES NOMINAL IN; Stem Length: 4.3680 INCHES NOMINAL IN. 17 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.