The Body,valve, cataloged under National Stock Number 4820-00-774-3906, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-774-3906 |
| Primary Part Number | 7743906 |
| Item Name | Body,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Material | IRON CAST |
| 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 |
|---|---|
| 7743906 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 41328 | 5/9 Secondary reference White Motor Corp |
| S2B912 | 5/9 Secondary reference Pierce Co Inc the Sub of Avis Industrial Corp |
| 412328 | 3/9 Design control — primary reference White Motor Corp |
| 221030 | 5/9 Secondary reference Brockway Motor Trucks Div of Mack Trucks Inc |
NSN 4820-00-774-3906 is a Body,valve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-774-3906 has 1 manufacturer part number on file: 7743906 (U S Army Tank Automotive Command Amsta-Im-Mm).
5 possible matches (shared part number, not a government interchangeability claim): 5133-01-095-4761, 5962-01-175-4379, 5930-01-245-9973. Verify interchangeability with system specifications before substitution.
Key specifications for 7743906: Overall Length: 4.500 INCHES NOMINAL IN; Material: IRON CAST. 1 specification is 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.