The Valve,ball, cataloged under National Stock Number 4820-01-364-8656, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fisher Controls Co Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-01-364-8656 |
| Primary Part Number | 10201440 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Fisher Controls Co Inc |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 90.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Operating Pressure | 33.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS |
| Maximum Operating Temp | 450.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Mounting Facility | WAFER |
| Material | STEEL COMP 316 BODY |
| Material | STEEL COMP 317 FLOW CONTROL DEVICE |
| Valve Operation Method | AIR OR 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 |
|---|---|
| 10201440 PRIMARY | Fisher Controls Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 23051354 | 7/2 Vendor item drawing reference Rolls-Royce Corporation |
NSN 4820-01-364-8656 is a Valve,ball, manufactured by Fisher Controls Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-364-8656 has 1 manufacturer part number on file: 10201440 (Fisher Controls Co Inc).
Key specifications for 10201440: Style Designator: STRAIGHT THRU; Operating Pressure: 90.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS; Operating Pressure: 33.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS; Maximum Operating Temp: 450.0 FAHRENHEIT SINGLE RESPONSE DEGF. 8 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.