The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-033-7076, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-033-7076 |
| Primary Part Number | 051578 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Bore Length | 0.875 INCHES NOMINAL THROUGH BORE IN |
| Overall Diameter | 0.500 INCHES NOMINAL IN |
| Style Designator | PLAIN SLEEVE |
| Bore Shape | STRAIGHT THROUGH BORE |
| Body Material | PLASTIC |
| Threaded Hole Quantity | 2 |
| Unthreaded Hole Quantity | 2 |
| Thread Size Designator | 4-404-40 |
| Bore Diameter | 0.252 INCHES NOMINAL THROUGH BORE IN |
| Hole Diameter | 0.081 INCHES NOMINAL0.081 INCHES NOMINAL 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 |
|---|---|
| 051578 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| 887B051578 | 5/9 Secondary reference L3 Technologies, Inc. Div L3 Keo |
| 887B051578 | C/1 Advisory reference — outside the item-of-supply concept Northrop Grumman Systems Corporation |
NSN 3010-01-033-7076 is a Coupling,shaft,rigid, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-033-7076 has 1 manufacturer part number on file: 051578 (L3 Technologies, Inc. Div L3 Keo).
Key specifications for 051578: Bore Length: 0.875 INCHES NOMINAL THROUGH BORE IN; Overall Diameter: 0.500 INCHES NOMINAL IN; Style Designator: PLAIN SLEEVE; Overall Length: 0.875 INCHES NOMINAL0.875 INCHES NOMINAL IN. 10 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.