The Valve Assembly,bonnet and Bellow, cataloged under National Stock Number 4820-01-643-2628, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hansen Technologies Corporation. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-643-2628 |
| Primary Part Number | 50-1142 |
| Item Name | Valve Assembly,bonnet and Bellow |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Hansen Technologies Corporation |
| Status | ACTIVE |
| Pressure Rating | ERR-060 |
| Material | IRON |
| 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 |
|---|---|
| 50-1142 PRIMARY | Hansen Technologies Corporation (USA) |
NSN 4820-01-643-2628 is a Valve Assembly,bonnet and Bellow, manufactured by Hansen Technologies Corporation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-643-2628 has 1 manufacturer part number on file: 50-1142 (Hansen Technologies Corporation).
Key specifications for 50-1142: Overall Height: 11.38 INCHES NOMINAL IN; Overall Length: 5.26 INCHES NOMINAL IN; Pressure Rating: ERR-060; Material: IRON. 2 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.