The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-977-5576, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Beta Labs Inc a-B and Millen Mfg Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-00-977-5576 |
| Primary Part Number | K39006E |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Beta Labs Inc a-B and Millen Mfg Div |
| Status | ACTIVE |
| Bore Length | 0.6880 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INSULATOR W/SLIDE ACTION |
| Features Provided | EXPOSED COUPLING BOLT TYPE |
| Bore Shape | STRAIGHT BOTH ENDS |
| Bore Diameter | 0.3750 INCHES NOMINAL FIRST END IN |
| Bore Diameter | 0.2500 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 |
|---|---|
| K39006E PRIMARY | Beta Labs Inc a-B and Millen Mfg Div (USA) |
| Reference | Meaning |
|---|---|
| 2608229PT2REVA | 7/2 Vendor item drawing reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 3010-00-977-5576 is a Coupling,shaft,flexible, manufactured by Beta Labs Inc a-B and Millen Mfg Div, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-977-5576 has 1 manufacturer part number on file: K39006E (Beta Labs Inc a-B and Millen Mfg Div).
Key specifications for K39006E: Bore Length: 0.6880 INCHES NOMINAL BOTH ENDS IN; Design Type: INSULATOR W/SLIDE ACTION; Features Provided: EXPOSED COUPLING BOLT TYPE; Bore Shape: STRAIGHT BOTH ENDS. 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.