The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-372-5591, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Lovejoy, Llc Div Lovejoy. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-372-5591 |
| Primary Part Number | L-100-1.125TO.75 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Lovejoy, Llc Div Lovejoy |
| Status | ACTIVE |
| Bore Length | 1.3750 INCHES NOMINAL BOTH ENDS IN |
| Design Type | MULTIJAW |
| Outside Diameter | 2.531 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT BOTH ENDS |
| Bore Diameter | 1.1250 INCHES NOMINAL FIRST END IN |
| Bore Diameter | 0.7500 INCHES NOMINAL SECOND 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 |
| Part Number | Manufacturer |
|---|---|
| L-100-1.125TO.75 PRIMARY | Lovejoy, Llc Div Lovejoy (USA) |
| Reference | Meaning |
|---|---|
| 6510660 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
NSN 3010-01-372-5591 is a Coupling,shaft,flexible, manufactured by Lovejoy, Llc Div Lovejoy, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-372-5591 has 1 manufacturer part number on file: L-100-1.125TO.75 (Lovejoy, Llc Div Lovejoy).
Key specifications for L-100-1.125TO.75: Bore Length: 1.3750 INCHES NOMINAL BOTH ENDS IN; Design Type: MULTIJAW; Overall Length: 3.500 INCHES NOMINAL IN; Outside Diameter: 2.531 INCHES NOMINAL IN. 6 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.