The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-330-4638, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Illinois Tool Works Inc. Government technical data includes 2 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 | 3010-01-330-4638 |
| Primary Part Number | 3812 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Illinois Tool Works Inc |
| Status | ACTIVE |
| Bore Length | 1.500 INCHES NOMINAL FIRST END IN |
| Bore Diameter | 0.625 INCHES NOMINAL FIRST 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 |
|---|---|
| 3812 PRIMARY | Illinois Tool Works Inc (USA) |
NSN 3010-01-330-4638 is a Coupling,shaft,rigid, manufactured by Illinois Tool Works Inc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-330-4638 has 1 manufacturer part number on file: 3812 (Illinois Tool Works Inc).
Key specifications for 3812: Bore Length: 1.500 INCHES NOMINAL FIRST END IN; Bore Diameter: 0.625 INCHES NOMINAL FIRST END IN. 2 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.