The Coupling Half,shaft, cataloged under National Stock Number 3010-01-106-0046, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-106-0046 |
| Primary Part Number | 4N446 |
| Item Name | Coupling Half,shaft |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Bore Shape | STRAIGHT |
| Bore Diameter | 6.430 MILLIMETERS NOMINAL MM |
| Material | 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 |
|---|---|
| 4N446 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 7CA281 | C/1 Advisory reference — outside the item-of-supply concept Oshkosh Defense Llc |
| 7CA281 | 5/9 Secondary reference Oshkosh Corp |
NSN 3010-01-106-0046 is a Coupling Half,shaft, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-106-0046 has 1 manufacturer part number on file: 4N446 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 4N446: Bore Shape: STRAIGHT; Special Features: KEYING FACILITY AND BORE COUNTERBORE FEATURE:NOT INCLUDED; THREAD PROVISION:UNTHREADED; Bore Diameter: 6.430 MILLIMETERS NOMINAL MM; Material: STEEL. 3 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.