The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-300-0194, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Kornylak Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-300-0194 |
| Primary Part Number | WDB330B |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Kornylak Corp |
| Status | ACTIVE |
| Overall Diameter | 4.000 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT BOTH ENDS |
| Body Material | STEEL |
| 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 |
|---|---|
| WDB330B PRIMARY | Kornylak Corp (USA) |
| Reference | Meaning |
|---|---|
| WDB330 | C/1 Advisory reference — outside the item-of-supply concept Kornylak Corp |
| WXE1148 PIECE 3 | 5/9 Secondary reference Kornylak Corp |
NSN 3010-01-300-0194 is a Coupling,shaft,rigid, manufactured by Kornylak Corp, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-300-0194 has 1 manufacturer part number on file: WDB330B (Kornylak Corp).
Key specifications for WDB330B: Overall Diameter: 4.000 INCHES NOMINAL IN; Overall Length: 4.000 INCHES NOMINAL IN; Bore Shape: STRAIGHT BOTH ENDS; Body Material: STEEL. 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.