The Housing,mechanical Drive, cataloged under National Stock Number 3950-01-189-4635, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-189-4635 |
| Item Name | Housing,mechanical Drive |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Status | ACTIVE |
| Material Document and Classification | QQ-N-281, CLA FORM 6 FED SPEC SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 709-4684912ITEM9 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3950-01-189-4635 is a Housing,mechanical Drive, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
Key specifications for 3950-01-189-4635: Material Document and Classification: QQ-N-281, CLA FORM 6 FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 8.750 INCHES NOMINAL IN; Overall Width: 3.390 INCHES NOMINAL IN; End Item Identification: WEAPON HANDLING PIVOT TRAY; SHIP, OHIO CLASS SSN-TRIDENT. 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.