The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-220-7000, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-220-7000 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Keyway Depth | 0.1173 INCHES NOMINAL SECOND END IN |
| Keyway Depth | 0.1726 INCHES NOMINAL FIRST END IN |
| Bore Length | 1.6900 INCHES NOMINAL SECOND END IN |
| Bore Length | 1.9350 INCHES NOMINAL FIRST END IN |
| Design Type | INTERNAL GEAR |
| Keying Facility Type | KEYWAY BOTH ENDS |
| Outside Diameter | 6.000 INCHES NOMINAL IN |
| Features Provided | KEYWAY AND EXPOSED COUPLING BOLT TYPE AND STANDARD GRID SPRING AND SHROUDED COUPLING BOLT TYPE |
| Bore Shape | STRAIGHT BOTH ENDS |
| Keying Facility Quantity | 1 BOTH ENDS |
| Keyway Width | 0.250 INCHES NOMINAL SECOND END IN |
| Keyway Width | 0.375 INCHES NOMINAL FIRST END IN |
| Bore Diameter | 1.1237 INCHES NOMINAL SECOND END IN |
| Bore Diameter | 1.6234 INCHES NOMINAL FIRST END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 941C566 ITEM H01 | 3/2 Design control — primary reference U.S. Government activity |
| 941C566 | 7/1 Vendor item drawing reference U.S. Government activity |
| 941C566H01 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3010-01-220-7000 is a Coupling,shaft,flexible, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-01-220-7000: Keyway Depth: 0.1173 INCHES NOMINAL SECOND END IN; Keyway Depth: 0.1726 INCHES NOMINAL FIRST END IN; Bore Length: 1.6900 INCHES NOMINAL SECOND END IN; Bore Length: 1.9350 INCHES NOMINAL FIRST END IN. 14 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.