The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-330-7063, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-330-7063 |
| Primary Part Number | 94-403-4 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Securing Method | THREADED HOLE(S) BOTH ENDS |
| Threaded Hole Location | BOTH LOCATED ON HUB 90 DEG APART |
| Bore Length | 0.3125 INCHES NOMINAL FIRST END IN |
| Bore Length | 0.2810 INCHES NOMINAL SECOND END IN |
| Design Type | NONINSULATOR SPRING ACTION |
| Outside Diameter | 1.130 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT FIRST END |
| Bore Shape | STRAIGHT SECOND END |
| Threaded Hole Quantity | 2 BOTH ENDS |
| Thread Size Designator | NO. 6/0.138 IN./-40 BOTH ENDS IN |
| Bore Diameter | 0.2500 INCHES NOMINAL FIRST END IN |
| Bore Diameter | 0.1825 INCHES NOMINAL SECOND END IN |
| Furnished Items and Quantity | SETSCREW 4 |
| 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 |
|---|---|
| 94-403-4 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 26-764 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| 7479373P3 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3010-00-330-7063 is a Coupling,shaft,flexible, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-330-7063 has 2 manufacturer part numbers on file: 94-403-4 (Lockheed Martin Corporation Div Rms - Mitchel Field), 26-764 (Lockheed Martin Corporation Div Rms - Mitchel Field).
2 possible matches (shared part number, not a government interchangeability claim): 5360-00-351-6937, 4730-01-399-6304. Verify interchangeability with system specifications before substitution.
Key specifications for 94-403-4: Securing Method: THREADED HOLE(S) BOTH ENDS; Threaded Hole Location: BOTH LOCATED ON HUB 90 DEG APART; Bore Length: 0.3125 INCHES NOMINAL FIRST END IN; Bore Length: 0.2810 INCHES NOMINAL SECOND END IN. 13 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.