The Valve,ball, cataloged under National Stock Number 4820-01-474-6302, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is B N L Industries Inc. Government technical data includes 18 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 | 4820-01-474-6302 |
| Primary Part Number | HBV-A2-03-0041 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | B N L Industries Inc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDLE |
| Renewable Seat Ring Type | PRESSED-IN |
| Connection Style | SOCKET (TUBE) ALL ENDS |
| Special Test Features | HAS MET ALL HI-SHOCK REQUIREMENTS IN ACCORDANCE WITH MIL-S-901D FOR LIGHTWEIGHT GRADE A SHOCKPROOF EQUIPMENT; CLASS I, SHOCK TEST TYPE A, MOUNTING FIXTURE WITH 4C BOOKENDS; AERO-NAV TEST LABORATORIES, INC. TEST REPORT NUMBER 9-3932 |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | ASTM B-348,GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Material Document and Classification | ASTM B-505,ALLOY922 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | L-P-403 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | QQ-281, CLASS A COLD DRAWN FED SPEC SINGLE MATERIAL RESPONSE STEM |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES ALL ENDS IN |
| Bonnet Type | EXPOSED SPRING |
| Bonnet Attachment Method | BOLTED |
| Material | COPPER ALLOY 922 BODY |
| Material | NICKEL ALLOY R-405 STEM |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAT |
| Material | TITANIUM FLOW CONTROL DEVICE |
| 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 |
|---|---|
| HBV-A2-03-0041 PRIMARY | B N L Industries Inc (USA) |
NSN 4820-01-474-6302 is a Valve,ball, manufactured by B N L Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-474-6302 has 1 manufacturer part number on file: HBV-A2-03-0041 (B N L Industries Inc).
Key specifications for HBV-A2-03-0041: Furnished Items and Quantity: 1 HANDLE; Renewable Seat Ring Type: PRESSED-IN; Connection Style: SOCKET (TUBE) ALL ENDS; Special Test Features: HAS MET ALL HI-SHOCK REQUIREMENTS IN ACCORDANCE WITH MIL-S-901D FOR LIGHTWEIGHT GRADE A SHOCKPROOF EQUIPMENT; CLASS I, SHOCK TEST TYPE A, MOUNTING FIXTURE WITH 4C BOOKENDS; AERO-NAV TEST LABORATORIES, INC. TEST REPORT NUMBER 9-3932. 18 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.