The Lining,friction, cataloged under National Stock Number 3950-00-294-6442, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-00-294-6442 |
| Item Name | Lining,friction |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Status | ACTIVE |
| Circular Pattern Hole Type and Quantity | 16 COUNTERBORED SINGLE SECURING CIRCLE |
| Hole Arrangement Style | STRAIGHT |
| Lining Style | CONE DISK |
| Features Provided | RIGID FRICTION LINING |
| Surface Condition and Location | ONE SIDE GROUND |
| Application Type | DRY |
| Attachment Method | RIVETED |
| Width | 1.500 INCHES NOMINAL IN |
| Minor Diameter | 7.562 INCHES NOMINAL IN |
| Material | ASBESTOS FRICTION LINING |
| Fabrication Method | MOLDED |
| Major Diameter | 8.250 INCHES NOMINAL IN |
| Thickness | 0.250 INCHES NOMINAL IN |
| Hole Type and Quantity | 16 COUNTERBORED |
| 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 |
|---|---|
| AA107-2 | 5/9 Secondary reference Control Flow, Inc. Dba Westech Heavy Machinery Division Div Westech Heavy Machinery Division |
| AA107-2 | 3/9 Design control — primary reference Control Flow, Inc. Dba Control Flow Inc |
NSN 3950-00-294-6442 is a Lining,friction, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 7330-00-680-2635. Verify interchangeability with system specifications before substitution.
Key specifications for 3950-00-294-6442: Circular Pattern Hole Type and Quantity: 16 COUNTERBORED SINGLE SECURING CIRCLE; Hole Arrangement Style: STRAIGHT; Lining Style: CONE DISK; Features Provided: RIGID FRICTION LINING. 14 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.