The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-180-9912, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Renold Inc Div Ajax. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-180-9912 |
| Primary Part Number | 1905-300-1 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Renold Inc Div Ajax |
| Status | ACTIVE |
| Keyway Depth | 0.3750 INCHES NOMINAL BOTH ENDS IN |
| Securing Method | THREADED HOLE(S) BOTH ENDS |
| Threaded Hole Location | BOTH ENDS: 0.750 IN. FROM HUB END OVER KEYWAY IN |
| Bore Length | 3.0000 INCHES NOMINAL BOTH ENDS IN |
| Design Type | BUSHING |
| Keying Facility Type | KEYWAY BOTH ENDS |
| Outside Diameter | 8.625 INCHES NOMINAL IN |
| Features Provided | KEYWAY |
| Bore Shape | ROUGH STOCK BOTH ENDS |
| Keying Facility Quantity | 1 BOTH ENDS |
| Threaded Hole Quantity | 1 BOTH ENDS |
| Thread Size Designator | 3/4-10 BOTH ENDS |
| Keyway Width | 0.750 INCHES NOMINAL BOTH ENDS IN |
| Bellows Material | RUBBER SYNTHETIC |
| Bore Diameter | 3.0000 INCHES MAXIMUM BOTH ENDS IN |
| Furnished Items and Quantity | SETSCREW 2 |
| 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 |
|---|---|
| 1905-300-1 PRIMARY | Renold Inc Div Ajax (USA) |
| 3S RGH BORE PRIMARY | Renold Inc Div Ajax (USA) |
NSN 3010-01-180-9912 is a Coupling,shaft,flexible, manufactured by Renold Inc Div Ajax, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-180-9912 has 2 manufacturer part numbers on file: 1905-300-1 (Renold Inc Div Ajax), 3S RGH BORE (Renold Inc Div Ajax).
Key specifications for 1905-300-1: Keyway Depth: 0.3750 INCHES NOMINAL BOTH ENDS IN; Securing Method: THREADED HOLE(S) BOTH ENDS; Threaded Hole Location: BOTH ENDS: 0.750 IN. FROM HUB END OVER KEYWAY IN; Bore Length: 3.0000 INCHES NOMINAL BOTH ENDS IN. 16 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.