The Body,valve, cataloged under National Stock Number 4820-01-406-2271, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The W.w. Williams Company, Llc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-406-2271 |
| Primary Part Number | 29505838 |
| Item Name | Body,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The W.w. Williams Company, Llc |
| Status | ACTIVE |
| Valve Type for Which Designed | FLUID PRESSURE REGULATING |
| Valve Model Number for Which Designed | CONTROL VALVE BODY ASSY FOR 3000 ENGINE R.P.M LOCKUP |
| Valve Design Control Activity | 73342 |
| 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 |
|---|---|
| 29505838 PRIMARY | The W.w. Williams Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 29505838 | 3/9 Design control — primary reference Allison Transmission Inc Dba Allison Transmission, Inc |
NSN 4820-01-406-2271 is a Body,valve, manufactured by The W.w. Williams Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-406-2271 has 1 manufacturer part number on file: 29505838 (The W.w. Williams Company, Llc).
Key specifications for 29505838: Valve Type for Which Designed: FLUID PRESSURE REGULATING; Valve Model Number for Which Designed: CONTROL VALVE BODY ASSY FOR 3000 ENGINE R.P.M LOCKUP; Special Features: BODY VALVE; Part Name Assigned by Controlling Agency: GENERAL MOTORS CORP. 3 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.