The Valve,ball, cataloged under National Stock Number 4820-01-662-4586, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Arctic Fox Llc Dba Arctic Fox Heaters. Government technical data includes 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-662-4586 |
| Primary Part Number | A-461 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Arctic Fox Llc Dba Arctic Fox Heaters |
| Status | ACTIVE |
| Flange Shape | HEXAGON ALL ENDS |
| Valve Model Number for Which Designed | A-461 |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Nominal Thread Size | 0.5 INCHES ALL ENDS IN |
| Thread Series Designator | NPT ALL ENDS |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| A-461 PRIMARY | Arctic Fox Llc Dba Arctic Fox Heaters (USA) |
NSN 4820-01-662-4586 is a Valve,ball, manufactured by Arctic Fox Llc Dba Arctic Fox Heaters, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-662-4586 has 1 manufacturer part number on file: A-461 (Arctic Fox Llc Dba Arctic Fox Heaters).
Key specifications for A-461: Flange Shape: HEXAGON ALL ENDS; Valve Model Number for Which Designed: A-461; Style Designator: STRAIGHT THRU FLANGED ENDS; Nominal Thread Size: 0.5 INCHES ALL ENDS IN. 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.