The Sling,multiple Leg, cataloged under National Stock Number 3940-00-290-4249, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-00-290-4249 |
| Item Name | Sling,multiple Leg |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Status | ACTIVE |
| FSC Application Data | FOR BOATS USING DO,DD AND 150 HP ENGINES |
| Design Type | MULTIPLE LEG |
| Common Attachment Guide Rope | NOT INCLUDED |
| Leg Length and Quantity | 1 LEG 12 FT 6-1/16 IN.,2 LEGS 12 FT 1/8 IN. IN |
| Attachment Style Dimensions | 0.562 INCHES NOMINAL INSIDE WIDTH BETWEEN EYES IN |
| Attachment Style Dimensions | 1.000 INCHES NOMINAL PIN DIAMETER IN |
| Attachment Style Dimensions | 1.625 INCHES NOMINAL PIN DIAMETER IN |
| Attachment Style Dimensions | 1.688 INCHES NOMINAL INSIDE WIDTH BETWEEN EYES IN |
| Attachment Style Dimensions | 13.000 INCHES NOMINAL INSIDE DIAMETER IN |
| Attachment Style Dimensions | 4.188 INCHES NOMINAL BEARING SURFACE TO BEARING SURFACE DISTANCE IN |
| Attachment Style Dimensions | 4.250 INCHES NOMINAL BEARING SURFACE TO BEARING SURFACE DISTANCE IN |
| Sling Material Type | WIRE ROPE |
| Stock Size and Location | 2.500 IN. TOP TERMINAL,1.250 IN. BOTTOM TERMINAL,1.000 IN. BOTTOM TERMINAL IN |
| Attachment Type/location and Quantity | 1 RING, STYLE 3 TOP TERMINAL |
| Attachment Type/location and Quantity | 1 ANCHOR SHACKLE, STYLE 15 BOTTOM TERMINAL 1ST VARIATION |
| Attachment Type/location and Quantity | 2 ANCHOR SHACKLE, STYLE 15 BOTTOM TERMINAL 2ND VARIATION |
| Cross Section Outside Diameter | 0.875 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Sling Spreader | NOT INCLUDED |
| Reference Number Differentiating Characteristics | FOR BOATS USING DC,DD AND 150 HP ENGINES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 474909PC1-3T08-13-15T019 | 3/1 Design control — primary reference U.S. Government activity |
NSN 3940-00-290-4249 is a Sling,multiple Leg, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
Key specifications for 3940-00-290-4249: FSC Application Data: FOR BOATS USING DO,DD AND 150 HP ENGINES; Design Type: MULTIPLE LEG; Common Attachment Guide Rope: NOT INCLUDED; Leg Length and Quantity: 1 LEG 12 FT 6-1/16 IN.,2 LEGS 12 FT 1/8 IN. IN. 19 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.