The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-337-7278, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tuboscope Vetco International Inc. Div Hydra Rig. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-337-7278 |
| Primary Part Number | C00076 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tuboscope Vetco International Inc. Div Hydra Rig |
| Status | ACTIVE |
| Flow Control Device | PLUG |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Style Designator | PLAIN |
| End Connection Quantity | 2 |
| Valve Loading Method | SPRING |
| First End Connection Type | THREADED INTERNAL PIPE |
| Material | COPPER ALLOY BODY |
| Thread Size and Series/type Designator | 1-11-1/2 NPT FIRST END |
| Filter | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| C00076 | Tuboscope Vetco International Inc. Div Hydra Rig (USA) |
| Reference | Meaning |
|---|---|
| BCL-3B57-1H000000A | 3/2 Design control — primary reference U.S. Government activity |
| BEL-3B57-1H000000A | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-337-7278 is a Valve,regulating,fluid Pressure, manufactured by Tuboscope Vetco International Inc. Div Hydra Rig, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-337-7278 has 1 manufacturer part number on file: C00076 (Tuboscope Vetco International Inc. Div Hydra Rig).
Key specifications for C00076: Flow Control Device: PLUG; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU. 12 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.
NSN 4820-01-337-7278 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.