The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-273-9307, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Systems Components Inc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-273-9307 |
| Primary Part Number | 6015121 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Systems Components Inc |
| Status | ACTIVE |
| Keyway Depth | 0.1562 INCHES NOMINAL BOTH ENDS IN |
| Bore Length | 1.1000 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INSERT |
| Keying Facility Type | KEYWAY BOTH ENDS |
| Outside Diameter | 2.200 INCHES NOMINAL IN |
| Features Provided | KEYWAY AND EXPOSED COUPLING BOLT TYPE AND SHROUDED COUPLING BOLT TYPE |
| Bore Shape | TAPERED BOTH ENDS |
| Keying Facility Quantity | 1 BOTH ENDS |
| Taper Largest Diameter | 1.2500 INCHES NOMINAL BOTH ENDS IN |
| Keyway Width | 0.3125 INCHES NOMINAL BOTH ENDS IN |
| Insert Material | RUBBER |
| 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 |
|---|---|
| 6015121 PRIMARY | Systems Components Inc (USA) |
| CS2 081669G PRIMARY | Systems Components Inc (USA) |
| Reference | Meaning |
|---|---|
| CS2-1.25TPR | 5/9 Secondary reference Lovejoy, Llc Div Lovejoy |
NSN 3010-01-273-9307 is a Coupling,shaft,flexible, manufactured by Systems Components Inc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-273-9307 has 2 manufacturer part numbers on file: 6015121 (Systems Components Inc), CS2 081669G (Systems Components Inc).
Key specifications for 6015121: Keyway Depth: 0.1562 INCHES NOMINAL BOTH ENDS IN; Bore Length: 1.1000 INCHES NOMINAL BOTH ENDS IN; Design Type: INSERT; Keying Facility Type: KEYWAY BOTH ENDS. 11 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.