The Sling,multiple Leg, cataloged under National Stock Number 3940-00-389-0903, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 16 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-00-389-0903 |
| Primary Part Number | 439755-4 |
| Item Name | Sling,multiple Leg |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| FSC Application Data | BOMB HANDLING AND MAINTENANCE |
| Design Type | MULTIPLE LEG |
| Common Attachment Guide Rope | NOT INCLUDED |
| Leg Length and Quantity | 2 LEGS 8 FT FT |
| Attachment Style Dimensions | 0.750 INCHES NOMINAL PIN DIAMETER IN |
| Attachment Style Dimensions | 1.000 INCHES NOMINAL INSIDE WIDTH BETWEEN EYES IN |
| Attachment Style Dimensions | 6.000 INCHES NOMINAL INSIDE DIAMETER IN |
| Attachment Style Dimensions | 7.000 INCHES NOMINAL BEARING SURFACE TO BEARING SURFACE DISTANCE IN |
| Sling Material Type | WIRE ROPE |
| Stock Size and Location | 1.50 IN. TOP TERMINAL,0.625 IN. BOTTOM TERMINAL IN |
| Attachment Type/location and Quantity | 1 RING, STYLE 3 TOP TERMINAL |
| Attachment Type/location and Quantity | 1 CHOKER HOOK, STYLE 21 INTERMEDIATE ATTACHMENT |
| Attachment Type/location and Quantity | 1 SCREW PIN ANCHOR SHACKLE, STYLE 25 BOTTOM TERMINAL |
| Cross Section Outside Diameter | 0.625 INCHES NOMINAL IN |
| Intermediate Attachment Location and Construction | INTERMEDIATE ATTACHMENT FIXED |
| Sling Spreader | 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 |
|---|---|
| 439755-4 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 3940-00-389-0903 is a Sling,multiple Leg, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-00-389-0903 has 1 manufacturer part number on file: 439755-4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 439755-4: FSC Application Data: BOMB HANDLING AND MAINTENANCE; Design Type: MULTIPLE LEG; Common Attachment Guide Rope: NOT INCLUDED; Leg Length and Quantity: 2 LEGS 8 FT FT. 16 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.