The Valve,ball, cataloged under National Stock Number 4820-01-178-2945, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Wilo Usa Llc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-178-2945 |
| Primary Part Number | 3112K010 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Wilo Usa Llc |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES ALL ENDSROUND WITH HOLES ALL ENDS |
| Flange Face Design | PLAIN ALL ENDSPLAIN ALL ENDS |
| Bolt Circle Nominal Diameter | 7.500 INCHES ALL ENDS7.500 INCHES ALL ENDS IN |
| Connection Type | FLANGE ALL ENDSFLANGE ALL ENDS |
| Style Designator | STRAIGHT THRU FLANGED ENDSSTRAIGHT THRU FLANGED ENDS |
| Bolt Hole Nominal Diameter | 0.750 INCHES ALL ENDS0.750 INCHES ALL ENDS IN |
| Valve Size | 9.000 INCHES9.000 INCHES IN |
| Nominal Outside Diameter | 9.000 INCHES ALL ENDS9.000 INCHES ALL ENDS IN |
| Bolt Hole Quantity | 8 ALL ENDS8 ALL ENDS |
| Material | BRONZE BODY |
| Valve Operation Method | MANUALMANUAL |
| Nominal Thickness | 0.688 INCHES ALL ENDS0.688 INCHES ALL ENDS 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 |
|---|---|
| 3112K010 PRIMARY | Wilo Usa Llc (USA) |
| 19.000.446 2WAY 2PORT 4IN | Wilo Usa Llc (USA) |
| NBV420 | Wilo Usa Llc (USA) |
| Reference | Meaning |
|---|---|
| 19-000.446 2WAY 2PORT 4IN | 5/9 Secondary reference Wilo Usa Llc |
| 19-000.446 2WAY | C/1 Advisory reference — outside the item-of-supply concept Wilo Usa Llc |
NSN 4820-01-178-2945 is a Valve,ball, manufactured by Wilo Usa Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-178-2945 has 3 manufacturer part numbers on file: 3112K010 (Wilo Usa Llc), 19.000.446 2WAY 2PORT 4IN (Wilo Usa Llc), NBV420 (Wilo Usa Llc).
Key specifications for 3112K010: Flange Shape: ROUND WITH HOLES ALL ENDSROUND WITH HOLES ALL ENDS; Flange Face Design: PLAIN ALL ENDSPLAIN ALL ENDS; Bolt Circle Nominal Diameter: 7.500 INCHES ALL ENDS7.500 INCHES ALL ENDS IN; Connection Type: FLANGE ALL ENDSFLANGE 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.
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.