The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-661-7773, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is American Vulkan Corporation Dba Vulkan Corp. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-661-7773 |
| Primary Part Number | 1X3611R004 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | American Vulkan Corporation Dba Vulkan Corp |
| Status | ACTIVE |
| Bore Length | 136.0 MILLIMETERS NOMINAL BOTH ENDS MM |
| Outside Diameter | 580.0 MILLIMETERS NOMINAL MM |
| Counterbore Depth | 33.0 MILLIMETERS NOMINAL SECOND END MM |
| Bore Shape | STRAIGHT BOTH ENDS |
| Counterbore Diameter | 130.0 MILLIMETERS NOMINAL SECOND END MM |
| 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 |
|---|---|
| 1X3611R004 PRIMARY | American Vulkan Corporation Dba Vulkan Corp (USA) |
| Reference | Meaning |
|---|---|
| 1X3611S004 | 5/9 Secondary reference American Vulkan Corporation Dba Vulkan Corp |
NSN 3010-01-661-7773 is a Coupling,shaft,flexible, manufactured by American Vulkan Corporation Dba Vulkan Corp, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-661-7773 has 1 manufacturer part number on file: 1X3611R004 (American Vulkan Corporation Dba Vulkan Corp).
Key specifications for 1X3611R004: Bore Length: 136.0 MILLIMETERS NOMINAL BOTH ENDS MM; Overall Length: 136.0 MILLIMETERS NOMINAL MM; Outside Diameter: 580.0 MILLIMETERS NOMINAL MM; Counterbore Depth: 33.0 MILLIMETERS NOMINAL SECOND END MM. 5 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.