The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-287-8984, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Woods T B Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-287-8984 |
| Primary Part Number | C4 1-2CUTOUT RB |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Woods T B Inc |
| Status | ACTIVE |
| Keyway Depth | 0.6250 INCHES NOMINAL BOTH ENDS IN |
| Bore Length | 5.0000 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INTERNAL GEAR |
| Keying Facility Type | KEYWAY BOTH ENDS |
| Features Provided | KEYWAY AND SPLINE GEAR TEETH |
| Bore Shape | ROUGH STOCK BOTH ENDS |
| Keying Facility Quantity | 1 BOTH ENDS |
| Keyway Width | 1.2500 INCHES NOMINAL BOTH ENDS IN |
| Bore Diameter | 4.7500 INCHES MAXIMUM BOTH 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 |
|---|---|
| C4 1-2CUTOUT RB PRIMARY | Woods T B Inc (USA) |
| Reference | Meaning |
|---|---|
| C4 1-2CUTOUT | 5/1 Secondary reference Woods T B Inc |
NSN 3010-01-287-8984 is a Coupling,shaft,flexible, manufactured by Woods T B Inc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-287-8984 has 1 manufacturer part number on file: C4 1-2CUTOUT RB (Woods T B Inc).
Key specifications for C4 1-2CUTOUT RB: Keyway Depth: 0.6250 INCHES NOMINAL BOTH ENDS IN; Bore Length: 5.0000 INCHES NOMINAL BOTH ENDS IN; Design Type: INTERNAL GEAR; Keying Facility Type: KEYWAY BOTH ENDS. 9 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.