The Stem,fluid Valve, cataloged under National Stock Number 4810-01-509-1504, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is B N L Industries Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-509-1504 |
| Primary Part Number | EBV-A2-24-0002-05 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | B N L Industries Inc |
| Status | ACTIVE |
| Valve Type for Which Designed | BALL |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Valve Model Number for Which Designed | HBV-A2-24 |
| Material Document and Classification | ASTM-A-564 GR.630 H1075 ASSN STD SINGLE MATERIAL RESPONSE |
| Valve Size for Which Designed | 2.500 INCHES IN |
| 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 |
|---|---|
| EBV-A2-24-0002 DETAIL 5 | B N L Industries Inc (USA) |
| EBV-A2-24-0002-05 PRIMARY | B N L Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| EBV-A2-24-0002 | D/9 Drawing number reference only B N L Industries Inc |
NSN 4810-01-509-1504 is a Stem,fluid Valve, manufactured by B N L Industries Inc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-509-1504 has 2 manufacturer part numbers on file: EBV-A2-24-0002 DETAIL 5 (B N L Industries Inc), EBV-A2-24-0002-05 (B N L Industries Inc).
1 possible match (shared part number, not a government interchangeability claim): 4810-01-509-1964. Verify interchangeability with system specifications before substitution.
Key specifications for EBV-A2-24-0002-05: Valve Type for Which Designed: BALL; Stem Actuating End Type: THREADED EXTERNALLY; Valve Model Number for Which Designed: HBV-A2-24; Material Document and Classification: ASTM-A-564 GR.630 H1075 ASSN STD SINGLE MATERIAL RESPONSE. 6 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.