The Hub,coupling, cataloged under National Stock Number 3010-01-364-9840, 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 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-364-9840 |
| Primary Part Number | 7938277319 |
| Item Name | Hub,coupling |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | American Vulkan Corporation Dba Vulkan Corp |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL |
| 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 |
|---|---|
| 7949273501 ITEM NO. 5 | American Vulkan Corporation Dba Vulkan Corp (USA) |
| 7938277319 PRIMARY | American Vulkan Corporation Dba Vulkan Corp (USA) |
| Reference | Meaning |
|---|---|
| 7949273501 | D/9 Drawing number reference only American Vulkan Corporation Dba Vulkan Corp |
NSN 3010-01-364-9840 is a Hub,coupling, manufactured by American Vulkan Corporation Dba Vulkan Corp, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-364-9840 has 2 manufacturer part numbers on file: 7949273501 ITEM NO. 5 (American Vulkan Corporation Dba Vulkan Corp), 7938277319 (American Vulkan Corporation Dba Vulkan Corp).
Key specifications for 7938277319: General Characteristics Item Description: STEEL; End Item Identification: FLEXIBLE COUPLING,VULKAN,P/N 7949273501. 1 specification is 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.