The Stem,fluid Valve, cataloged under National Stock Number 4820-01-574-0488, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is B N L Industries Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-574-0488 |
| Primary Part Number | HBV-A2-10-0042-05 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | B N L Industries Inc |
| Status | ACTIVE |
| Valve Type for Which Designed | BALL |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Material Document and Classification | ASTM B-381 GR F2 ASSN STD SINGLE MATERIAL RESPONSE |
| Valve Size for Which Designed | 1.000 INCHES IN |
| Material | TITANIUM ALLOY |
| 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 |
|---|---|
| HBV-A2-10-0042 REV A DET NO.5 | B N L Industries Inc (USA) |
| HBV-A2-10-0042-05 PRIMARY | B N L Industries Inc (USA) |
NSN 4820-01-574-0488 is a Stem,fluid Valve, manufactured by B N L Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-574-0488 has 2 manufacturer part numbers on file: HBV-A2-10-0042 REV A DET NO.5 (B N L Industries Inc), HBV-A2-10-0042-05 (B N L Industries Inc).
Key specifications for HBV-A2-10-0042-05: Valve Type for Which Designed: BALL; Stem Actuating End Type: THREADED EXTERNALLY; Material Document and Classification: ASTM B-381 GR F2 ASSN STD SINGLE MATERIAL RESPONSE; Valve Size for Which Designed: 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.
NSN 4820-01-574-0488 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.