The Beam,hoisting, cataloged under National Stock Number 3940-01-505-2239, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Vertex Modernization and Sustainment Llc. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Beam,hoisting |
| FSC / FSG | 3940 — Blocks, Tackle, Rigging, and Slings (FSG 39) |
| Manufacturers | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); Vertex Modernization and Sustainment Llc (CAGE 072E5) |
| Parameter | Value |
|---|---|
| NSN | 3940-01-505-2239 |
| Primary Part Number | 3680AS390-1 |
| Item Name | Beam,hoisting |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Vertex Modernization and Sustainment Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 3680AS390-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 3680AS390-1 PRIMARY | Vertex Modernization and Sustainment Llc (USA) |
| Reference | Meaning |
|---|---|
| 3680AS390 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 3940-01-505-2239 is a Beam,hoisting, manufactured by Vertex Modernization and Sustainment Llc, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-505-2239 has 2 manufacturer part numbers on file: 3680AS390-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 3680AS390-1 (Vertex Modernization and Sustainment Llc).
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.