The Hook Block Assembly, cataloged under National Stock Number 3940-01-656-8628, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is United States Department of the Navy Dba Naval Surface Warfare Center Panama City. 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 | Hook Block Assembly |
| FSC / FSG | 3940 — Blocks, Tackle, Rigging, and Slings (FSG 39) |
| Manufacturers | United States Department of the Navy Dba Naval Surface Warfare Center Panama City (CAGE 07070) |
| Parameter | Value |
|---|---|
| NSN | 3940-01-656-8628 |
| Primary Part Number | 35441-1 |
| Item Name | Hook Block Assembly |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | United States Department of the Navy Dba Naval Surface Warfare Center Panama City |
| 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 |
|---|---|
| 35441-1 PRIMARY | United States Department of the Navy Dba Naval Surface Warfare Center Panama City (USA) |
NSN 3940-01-656-8628 is a Hook Block Assembly, manufactured by United States Department of the Navy Dba Naval Surface Warfare Center Panama City, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-656-8628 has 1 manufacturer part number on file: 35441-1 (United States Department of the Navy Dba Naval Surface Warfare Center Panama City).
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.