The Valve,ball, cataloged under National Stock Number 4820-01-321-8116, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 12 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-321-8116 |
| Primary Part Number | 7M941-6 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.375 INCHES ALL ENDS IN |
| Connection Style | GROOVED (PIPE) ALL ENDS |
| Center to Center Distance | 1.750 INCHES IN |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 75.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 203.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Media for Which Designed | OXYGEN, GASEOUS SINGLE RESPONSE |
| Material | ALUMINUM ALLOY 2024 BODY |
| Material | RUBBER SILICONE CLASS Q PACKING |
| Material | ALUMINUM ALLOY FLOW CONTROL DEVICE |
| Valve Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7M941-6 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 72D66-0 | 3/2 Design control — primary reference U.S. Government activity |
| 10124710 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 7M941 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4820-01-321-8116 is a Valve,ball, manufactured by The Boeing Company Div Defense, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-321-8116 has 1 manufacturer part number on file: 7M941-6 (The Boeing Company Div Defense).
Key specifications for 7M941-6: Nominal Pipe Size Accommodated: 0.375 INCHES ALL ENDS IN; Connection Style: GROOVED (PIPE) ALL ENDS; Center to Center Distance: 1.750 INCHES IN; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS. 12 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.
NSN 4820-01-321-8116 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.