The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-288-9812, 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 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-288-9812 |
| Primary Part Number | L090 1/2X7/16 BORE |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Lovejoy, Llc Div Lovejoy |
| Status | ACTIVE |
| Keyway Depth | 0.0469 INCHES NOMINAL SECOND END IN |
| Keyway Depth | 0.0625 INCHES NOMINAL FIRST END IN |
| Securing Method | THREADED HOLE(S) BOTH ENDS |
| Threaded Hole Location | BOTH ENDS: OVER KEYWAY |
| Bore Length | 0.8125 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INSERT |
| Keying Facility Type | KEYWAY BOTH ENDS |
| Outside Diameter | 2.1094 INCHES NOMINAL IN |
| Features Provided | KEYWAY |
| Bore Shape | STRAIGHT BOTH ENDS |
| Keying Facility Quantity | 1 BOTH ENDS |
| Threaded Hole Quantity | 1 BOTH ENDS |
| Thread Size Designator | 1/4-20 FIRST END |
| Thread Size Designator | 10-32 SECOND END |
| Keyway Width | 0.0937 INCHES NOMINAL SECOND END IN |
| Keyway Width | 0.125 INCHES NOMINAL FIRST END IN |
| Bore Diameter | 0.5000 INCHES NOMINAL FIRST END IN |
| Bore Diameter | 0.4375 INCHES NOMINAL SECOND END IN |
| Furnished Items and Quantity | SETSCREW 2 |
| 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 |
|---|---|
| L090 1/2X7/16 BORE PRIMARY | Lovejoy, Llc Div Lovejoy (USA) |
| Reference | Meaning |
|---|---|
| F-22142 PIECE 32 | 5/9 Secondary reference Stafford Machinery Corp |
NSN 3010-01-288-9812 is a Coupling,shaft,flexible, manufactured by Lovejoy, Llc Div Lovejoy, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-288-9812 has 1 manufacturer part number on file: L090 1/2X7/16 BORE (Lovejoy, Llc Div Lovejoy).
Key specifications for L090 1/2X7/16 BORE: Keyway Depth: 0.0469 INCHES NOMINAL SECOND END IN; Keyway Depth: 0.0625 INCHES NOMINAL FIRST END IN; Securing Method: THREADED HOLE(S) BOTH ENDS; Threaded Hole Location: BOTH ENDS: OVER KEYWAY. 19 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.