The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-554-9034, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-554-9034 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Securing Method | THREADED HOLE(S) SECOND END |
| Threaded Hole Location | BOTH ENDS: LOCATED 1/8 IN. FROM END OF HUB IN |
| Bore Length | 0.3750 INCHES NOMINAL SECOND END IN |
| Bore Length | 0.3750 INCHES NOMINAL FIRST END IN |
| Design Type | BELLOWS |
| Outside Diameter | 0.250 INCHES NOMINAL IN |
| Counterbore Depth | 0.1000 INCHES NOMINAL SECOND END IN |
| Counterbore Depth | 0.2750 INCHES NOMINAL FIRST END IN |
| Features Provided | COUNTERBORE |
| Bore Shape | STRAIGHT BOTH ENDS |
| Counterbore Diameter | 0.1875 INCHES NOMINAL FIRST END IN |
| Counterbore Diameter | 0.1750 INCHES NOMINAL SECOND END IN |
| Threaded Hole Quantity | 1 BOTH ENDS |
| Thread Size Designator | 2-56NC-2B BOTH ENDS |
| Bellows Material | COPPER ALLOY |
| Bore Diameter | 0.1250 INCHES NOMINAL SECOND END IN |
| Bore Diameter | 0.1750 INCHES NOMINAL FIRST 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 |
| Reference | Meaning |
|---|---|
| 542-4238-002 | 3/9 Design control — primary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 3010-00-554-9034 is a Coupling,shaft,flexible, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
Key specifications for 3010-00-554-9034: Securing Method: THREADED HOLE(S) SECOND END; Threaded Hole Location: BOTH ENDS: LOCATED 1/8 IN. FROM END OF HUB IN; Bore Length: 0.3750 INCHES NOMINAL SECOND END IN; Bore Length: 0.3750 INCHES NOMINAL FIRST END IN. 17 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.