The Valve,ball, cataloged under National Stock Number 4820-01-496-9780, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Mueller Refrigeration Products Co. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-496-9780 |
| Primary Part Number | A 17862 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Mueller Refrigeration Products Co |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.625 INCHES ALL ENDS IN |
| Connection Style | SOCKET (TUBE) ALL ENDS |
| Minimum Operating Temp | 40.0 FAHRENHEIT DEGF |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Material Document and Classification | ANSI B16.35 ASSN STD SINGLE MATERIAL RESPONSE AND WW-V-35 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 300.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | REFRIGERANT 12 SINGLE RESPONSE |
| Material | COPPER ALLOY BODY |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE PACKING |
| 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 17862 PRIMARY | Mueller Refrigeration Products Co (USA) |
| Reference | Meaning |
|---|---|
| A-17262 | 5/9 Secondary reference Mueller Refrigeration Products Co |
NSN 4820-01-496-9780 is a Valve,ball, manufactured by Mueller Refrigeration Products Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-496-9780 has 1 manufacturer part number on file: A 17862 (Mueller Refrigeration Products Co).
Key specifications for A 17862: Nominal Pipe Size Accommodated: 0.625 INCHES ALL ENDS IN; Connection Style: SOCKET (TUBE) ALL ENDS; Minimum Operating Temp: 40.0 FAHRENHEIT DEGF; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS. 11 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.