The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-505-0891, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Magnaloy Coupling Co Div of Douville-Johnston Corp. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-505-0891 |
| Primary Part Number | M700B1712C/M70021220 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Magnaloy Coupling Co Div of Douville-Johnston Corp |
| Status | ACTIVE |
| Spline Type | STRAIGHT FIRST END |
| Securing Method | CLAMP FIRST END |
| Bore Length | 3.4000 INCHES NOMINAL SECOND END IN |
| Design Type | INSERT |
| Keying Facility Type | KEYWAY SECOND END |
| Spline Major Diameter | 1.500 INCHES NOMINAL FIRST END IN |
| Outside Diameter | 6.900 INCHES NOMINAL IN |
| Bore Shape | SPLINED FIRST END |
| Bore Shape | STRAIGHT SECOND END |
| Keying Facility Quantity | 1 SECOND END |
| Spline Pressure Angle in Deg | 30.0000 FIRST END |
| Spline Quantity | 17 FIRST END |
| Keyway Width | 0.625 INCHES NOMINAL SECOND END IN |
| Bore Diameter | 2.3750 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 |
|---|---|
| M700B1712C/M70021220 PRIMARY | Magnaloy Coupling Co Div of Douville-Johnston Corp (USA) |
NSN 3010-01-505-0891 is a Coupling,shaft,flexible, manufactured by Magnaloy Coupling Co Div of Douville-Johnston Corp, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-505-0891 has 1 manufacturer part number on file: M700B1712C/M70021220 (Magnaloy Coupling Co Div of Douville-Johnston Corp).
Key specifications for M700B1712C/M70021220: Spline Type: STRAIGHT FIRST END; Securing Method: CLAMP FIRST END; Bore Length: 3.4000 INCHES NOMINAL SECOND END IN; Design Type: INSERT. 14 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.