The Body,valve, cataloged under National Stock Number 4820-01-459-9477, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Barber-Colman Co Siebe Environmental Controls Div. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-459-9477 |
| Primary Part Number | VB-7273-0-4-07 1.00IN |
| Item Name | Body,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Barber-Colman Co Siebe Environmental Controls Div |
| Status | ACTIVE |
| Valve Type for Which Designed | FLUID PRESSURE REGULATING |
| Port Quantity | 2 |
| Valve Size for Which Designed | 1.000 INCHES IN |
| Valve Design Control Activity | 05624 |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| VB-7273-0-4-07 1.00IN PRIMARY | Barber-Colman Co Siebe Environmental Controls Div (USA) |
| Reference | Meaning |
|---|---|
| VB-7273-0-4-07 | C/1 Advisory reference — outside the item-of-supply concept Barber-Colman Co Siebe Environmental Controls Div |
NSN 4820-01-459-9477 is a Body,valve, manufactured by Barber-Colman Co Siebe Environmental Controls Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-459-9477 has 1 manufacturer part number on file: VB-7273-0-4-07 1.00IN (Barber-Colman Co Siebe Environmental Controls Div).
Key specifications for VB-7273-0-4-07 1.00IN: Valve Type for Which Designed: FLUID PRESSURE REGULATING; Port Quantity: 2; Valve Size for Which Designed: 1.000 INCHES IN; Special Features: 2-WAY VALVE,SCREWED UNION W/ELECTRIC GEAR TRAIN ACTUATOR. 5 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.