The Block,tackle, cataloged under National Stock Number 3940-01-728-8380, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Savit Corporation. The record lists 2 manufacturer part numbers 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 | Naval Sea Systems Command (CAGE 53711); Savit Corporation (CAGE 08KS8) |
| Parameter | Value |
|---|---|
| NSN | 3940-01-728-8380 |
| Primary Part Number | SC-4P47-025 |
| Item Name | Block,tackle |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Savit 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 |
|---|---|
| 8590993 | Naval Sea Systems Command (USA) |
| SC-4P47-025 PRIMARY | Savit Corporation (USA) |
NSN 3940-01-728-8380 is a Block,tackle, manufactured by Savit Corporation, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-728-8380 has 2 manufacturer part numbers on file: 8590993 (Naval Sea Systems Command), SC-4P47-025 (Savit 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.