The Valve,ball, cataloged under National Stock Number 4820-01-418-7590, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fire Combat, Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 4820-01-418-7590 |
| Primary Part Number | 08526 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Fire Combat, Inc. |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 MOUNTING BRACKET |
| Mounting Facility | BRACKET(S) |
| Valve Operation Method | AIR |
| 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 |
|---|---|
| 08526 PRIMARY | Fire Combat, Inc. (USA) |
NSN 4820-01-418-7590 is a Valve,ball, manufactured by Fire Combat, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-418-7590 has 1 manufacturer part number on file: 08526 (Fire Combat, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6695-01-666-8549. Verify interchangeability with system specifications before substitution.
Key specifications for 08526: Furnished Items and Quantity: 1 MOUNTING BRACKET; Mounting Facility: BRACKET(S); Special Features: 1.25NPT BALL VALVE ASSEMBLY CONSISTS OF 3 PARTS: WATTS BALL VALVE, WATTS DBL ACTION ACTUATOR AND WATTS MOUNTING BRACKET; End Item Identification: AIR FORCE WEAPON SYSTEM CODE EV, P-23 CRASH/FIRE TRUCK. 3 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.