The Coupling Half,shaft, cataloged under National Stock Number 3010-01-374-3512, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Barber-Nichols, Llc. Government technical data includes 1 specification, 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 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-374-3512 |
| Primary Part Number | 405002 |
| Item Name | Coupling Half,shaft |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Barber-Nichols, Llc |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 405002 PRIMARY | Barber-Nichols, Llc (USA) |
NSN 3010-01-374-3512 is a Coupling Half,shaft, manufactured by Barber-Nichols, Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-374-3512 has 1 manufacturer part number on file: 405002 (Barber-Nichols, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 6625-01-650-7629, 6210-01-671-0524. Verify interchangeability with system specifications before substitution.
Key specifications for 405002: Material: STEEL CORROSION RESISTING. 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.