The Valve,safety Relief, cataloged under National Stock Number 4820-01-588-6857, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Dresser Roots- Holmes Operation. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-588-6857 |
| Primary Part Number | C-07039 ITEM 10 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Dresser Roots- Holmes Operation |
| Status | ACTIVE |
| Minimum Operating Temp | 110.0 FAHRENHEIT DEGF |
| Maximum Operating Temp | 120.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | OIL, HYDRAULIC SINGLE RESPONSE |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| C-07039 ITEM 10 | Dresser Roots- Holmes Operation (GBR) |
| C-07039/10 | Dresser Roots- Holmes Operation (GBR) |
| Reference | Meaning |
|---|---|
| VS-2R/HSUS | 3/9 Design control — primary reference Ruthman Pump and Engineering Inc Dba Fulflo Specialties Co Div Fulflo Specialties Co. |
NSN 4820-01-588-6857 is a Valve,safety Relief, manufactured by Dresser Roots- Holmes Operation, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-588-6857 has 2 manufacturer part numbers on file: C-07039 ITEM 10 (Dresser Roots- Holmes Operation), C-07039/10 (Dresser Roots- Holmes Operation).
Key specifications for C-07039 ITEM 10: Minimum Operating Temp: 110.0 FAHRENHEIT DEGF; Maximum Operating Temp: 120.0 FAHRENHEIT SINGLE RESPONSE DEGF; Media for Which Designed: OIL, HYDRAULIC SINGLE RESPONSE; Part Name Assigned by Controlling Agency: VALVE. 4 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.