The Body,valve, cataloged under National Stock Number 4820-01-589-8261, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-589-8261 |
| Primary Part Number | 531-8417737 SHEET 6 ITEM F-8 |
| Item Name | Body,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Valve Type for Which Designed | FLUID PRESSURE REGULATING |
| 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 |
|---|---|
| BLA-800-070 | Blacoh Fluid Controls Inc (USA) |
| 531-8417737 SHEET 6 ITEM F-8 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 102-70 | 5/9 Secondary reference Blacoh Fluid Controls Inc |
NSN 4820-01-589-8261 is a Body,valve, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-589-8261 has 2 manufacturer part numbers on file: BLA-800-070 (Blacoh Fluid Controls Inc), 531-8417737 SHEET 6 ITEM F-8 (Naval Sea Systems Command).
Key specifications for 531-8417737 SHEET 6 ITEM F-8: Valve Type for Which Designed: FLUID PRESSURE REGULATING; Special Features: FOR 2000 (MAX) PSI; Part Name Assigned by Controlling Agency: FILL VALVE BODY, SS, 2000 PSI; End Item Identification: RO U MEM SKID 35,000 GPD 732-08115-000. 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.