The Block,tackle, cataloged under National Stock Number 3940-01-663-8545, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Lockheed Martin Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Block,tackle |
| FSC / FSG | 3940 — Blocks, Tackle, Rigging, and Slings (FSG 39) |
| Manufacturers | Lockheed Martin Corporation (CAGE 0VB92) |
| Parameter | Value |
|---|---|
| NSN | 3940-01-663-8545 |
| Primary Part Number | 4105021024-501 |
| Item Name | Block,tackle |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| 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 |
|---|---|
| 4105021024-501 PRIMARY | Lockheed Martin Corporation (USA) |
NSN 3940-01-663-8545 is a Block,tackle, manufactured by Lockheed Martin Corporation, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-663-8545 has 1 manufacturer part number on file: 4105021024-501 (Lockheed Martin Corporation).
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.