The Block,tackle, cataloged under National Stock Number 3940-01-478-2946, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-01-478-2946 |
| Primary Part Number | CVAN65-701-1899324 ASSY 196 |
| Item Name | Block,tackle |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Sheave Bearing Lubrication Method | PREPACKED WITH GREASE |
| Maximum Tackle Diameter Accommodated | 0.500 INCHES IN |
| Tackle Locking Device | NOT INCLUDED |
| Tackle Accommodated Type | WIRE ROPE |
| Block Type | REGULAR |
| Bearing Type | PLAIN |
| Sheave Quantity | 2 |
| Material | STEEL OVERALL |
| Antitoppling Device | NOT INCLUDED |
| 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 |
|---|---|
| CVAN65-701-1899324 ASSY 196 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 701-1899324 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 3940-01-478-2946 is a Block,tackle, manufactured by Naval Sea Systems Command, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-478-2946 has 1 manufacturer part number on file: CVAN65-701-1899324 ASSY 196 (Naval Sea Systems Command).
Key specifications for CVAN65-701-1899324 ASSY 196: Sheave Bearing Lubrication Method: PREPACKED WITH GREASE; Maximum Tackle Diameter Accommodated: 0.500 INCHES IN; Tackle Locking Device: NOT INCLUDED; Tackle Accommodated Type: WIRE ROPE. 9 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.