The Valve,ball, cataloged under National Stock Number 4820-01-578-9656, 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 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-578-9656 |
| Primary Part Number | ABV-F2-20-0011-27 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | B N L Industries Inc |
| Status | ACTIVE |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Valve Size | 2.000 INCHES IN |
| Face to Face Distance | 6.500 INCHES IN |
| 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 |
|---|---|
| ABV-F2-20-0011-27 PRIMARY | B N L Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| ABV-F2-20-0001 DET. NO. 26 | 5/9 Secondary reference B N L Industries Inc |
| ABV-F2-20-0001-26 | 3/9 Design control — primary reference B N L Industries Inc |
| ABV-F2-20-0001-VALVE ONLY | 5/9 Secondary reference B N L Industries Inc |
NSN 4820-01-578-9656 is a Valve,ball, manufactured by B N L Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-578-9656 has 1 manufacturer part number on file: ABV-F2-20-0011-27 (B N L Industries Inc).
Key specifications for ABV-F2-20-0011-27: Style Designator: STRAIGHT THRU FLANGED ENDS; Valve Size: 2.000 INCHES IN; Face to Face Distance: 6.500 INCHES IN; Part Name Assigned by Controlling Agency: VALVE,BALL 2.00IN IN. 3 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.