The Piston,valve, cataloged under National Stock Number 4810-01-541-1089, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Piston,valve |
| FSC / FSG | 4810 — Valves, Powered (FSG 48) |
| Manufacturers | Daimler Truck North America Llc (CAGE 64678); Allison Transmission Inc Dba Allison Transmission, Inc (CAGE 73342); General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (CAGE 1EFH8) |
| Parameter | Value |
|---|---|
| NSN | 4810-01-541-1089 |
| Primary Part Number | 29542925 |
| Item Name | Piston,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 29542925 | Daimler Truck North America Llc (USA) |
| 29542925 PRIMARY | Allison Transmission Inc Dba Allison Transmission, Inc (USA) |
| 10025402 | General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp (USA) |
| Reference | Meaning |
|---|---|
| 16KP895 | 5/1 Secondary reference Oshkosh Defense Llc |
| 16KP895 | 5/9 Secondary reference Oshkosh Corp |
NSN 4810-01-541-1089 is a Piston,valve, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-541-1089 has 3 manufacturer part numbers on file: 29542925 (Daimler Truck North America Llc), 29542925 (Allison Transmission Inc Dba Allison Transmission, Inc), 10025402 (General Dynamics Land Systems - Force Protection Inc. Dba Gdls Div Gdls-Fp).
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.