The Stem,fluid Valve, cataloged under National Stock Number 4820-01-477-1971, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-477-1971 |
| Primary Part Number | V24509-14-07 DET NO12 |
| 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 | QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE |
| Valve Size for Which Designed | 1.500 INCHES IN |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| V24509-14-07-12 | B N L Industries Inc (USA) |
| V24509-14-07 DET NO12 PRIMARY | B N L Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| V24509-14-07 | D/9 Drawing number reference only B N L Industries Inc |
NSN 4820-01-477-1971 is a Stem,fluid Valve, manufactured by B N L Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-477-1971 has 2 manufacturer part numbers on file: V24509-14-07-12 (B N L Industries Inc), V24509-14-07 DET NO12 (B N L Industries Inc).
Key specifications for V24509-14-07 DET NO12: Valve Type for Which Designed: BALL; Stem Actuating End Type: THREADED EXTERNALLY; Material Document and Classification: QQ-N-281 FED SPEC 1ST MATERIAL RESPONSE; Valve Size for Which Designed: 1.500 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.