The Head,safety,pressure Relief, cataloged under National Stock Number 4820-01-313-2515, 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 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-313-2515 |
| Primary Part Number | 67053-C30179 |
| Item Name | Head,safety,pressure Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Tuboscope Vetco International Inc. Div Hydra Rig |
| Status | ACTIVE |
| Burst Pressure | 1500.0 PRESSURE POUNDS PER SQUARE INCH GAGE |
| Head Type | UNION |
| End Connection Type | THREADED |
| Head Size | 1.000 INCHES IN |
| Head Material | COPPER ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 1-1500-BU-BRASS | Fike Corporation (USA) |
| 67053-C30179 PRIMARY | Tuboscope Vetco International Inc. Div Hydra Rig (USA) |
| Reference | Meaning |
|---|---|
| C30179 | C/1 Advisory reference — outside the item-of-supply concept Tuboscope Vetco International Inc. Div Hydra Rig |
| 67053-C30179 | 5/9 Secondary reference Hydra Rig Cryogenics Inc |
| C30179 | 5/9 Secondary reference Hydra Rig Cryogenics Inc |
NSN 4820-01-313-2515 is a Head,safety,pressure Relief, manufactured by Tuboscope Vetco International Inc. Div Hydra Rig, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-313-2515 has 2 manufacturer part numbers on file: 1-1500-BU-BRASS (Fike Corporation), 67053-C30179 (Tuboscope Vetco International Inc. Div Hydra Rig).
Key specifications for 67053-C30179: Burst Pressure: 1500.0 PRESSURE POUNDS PER SQUARE INCH GAGE; Head Type: UNION; End Connection Type: THREADED; Head Size: 1.000 INCHES IN. 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.