The Insert,engine Valve Seat, cataloged under National Stock Number 2815-00-939-7341, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Cummins Power Generation Inc.. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 2815-00-939-7341 |
| Primary Part Number | 110-1268-25 |
| Item Name | Insert,engine Valve Seat |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Cummins Power Generation Inc. |
| Status | CANCELLED |
| Body Outside Diameter | 1.365 INCHES NOMINAL IN |
| Hardness Rating | 50.0 ROCKWELL C NOMINAL OVERALL |
| Style Designator | PLAIN |
| Body Inside Diameter | 1.172 INCHES NOMINAL IN |
| Material | COBALT COMP 3 OVERALL |
| Seat Angle in Deg | 45.000 NOMINAL |
| Seating Surface Shape | ANGULAR |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 110-1268-25 PRIMARY | Cummins Power Generation Inc. (USA) |
| 110-1268 PRIMARY | Cummins Power Generation Inc. (USA) |
| 110A1268 PRIMARY | Cummins Power Generation Inc. (USA) |
| Reference | Meaning |
|---|---|
| 110A1268-25 | 5/9 Secondary reference Cummins Power Generation Inc. |
| 2815009397341 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| QPL11276 | 5/1 Secondary reference U.S. Government activity |
| 110-1268K | 5/9 Secondary reference Cummins Power Generation Inc. |
| 110A1268K | 5/9 Secondary reference Cummins Power Generation Inc. |
NSN 2815-00-939-7341 is a Insert,engine Valve Seat, manufactured by Cummins Power Generation Inc., classified under FSC 2815, Diesel Engines and Components. Status: cancelled.
NSN 2815-00-939-7341 has 3 manufacturer part numbers on file: 110-1268-25 (Cummins Power Generation Inc.), 110-1268 (Cummins Power Generation Inc.), 110A1268 (Cummins Power Generation Inc.).
1 possible match (shared part number, not a government interchangeability claim): 2590-01-660-5415. Verify interchangeability with system specifications before substitution.
Key specifications for 110-1268-25: Overall Height: 0.292 INCHES NOMINAL IN; Body Outside Diameter: 1.365 INCHES NOMINAL IN; Hardness Rating: 50.0 ROCKWELL C NOMINAL OVERALL; Style Designator: PLAIN. 7 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.
NSN 2815-00-939-7341 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.