The Insert,engine Valve Seat, cataloged under National Stock Number 2805-01-327-4963, 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 Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 2805-01-327-4963 |
| Primary Part Number | 40-3022702 |
| Item Name | Insert,engine Valve Seat |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Body Outside Diameter | 1.703 INCHES MINIMUM AND 1.704 INCHES MAXIMUM IN |
| Style Designator | PLAIN |
| Body Inside Diameter | 1.355 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN |
| Seating Surface Shape | O-RING |
| 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 |
|---|---|
| 668243 | Wiggins Lift Co Inc (USA) |
| 40-3022702 PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 40-3022702 | 5/9 Secondary reference Hercules Engine Co Inc |
| 40-3022704 | C/1 Advisory reference — outside the item-of-supply concept Hercules Engine Co Inc |
NSN 2805-01-327-4963 is a Insert,engine Valve Seat, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-01-327-4963 has 2 manufacturer part numbers on file: 668243 (Wiggins Lift Co Inc), 40-3022702 (Brinkley Technology Group Llc Dba Hercules Manufacturing).
1 possible match (shared part number, not a government interchangeability claim): 2815-01-413-8876. Verify interchangeability with system specifications before substitution.
Key specifications for 40-3022702: Overall Height: 0.309 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN; Body Outside Diameter: 1.703 INCHES MINIMUM AND 1.704 INCHES MAXIMUM IN; Style Designator: PLAIN; Body Inside Diameter: 1.355 INCHES MINIMUM AND 1.365 INCHES MAXIMUM IN. 4 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.