The Sling,endless, cataloged under National Stock Number 3940-01-418-3504, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is I & I Sling, Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-01-418-3504 |
| Primary Part Number | TPXCF7500-04 |
| Item Name | Sling,endless |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | I & I Sling, Llc |
| Status | ACTIVE |
| Design Type | WEBBING |
| Inside Circumference | 4.000 FEET NOMINAL FT |
| Material | PLASTIC POLYESTER LOCATION NOT OTHERWISE SPECIFIED |
| Size Designation | 3.0 IN. WIDE DACRON-POLYESTER WEBBIBG MATERIAL IN |
| 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 |
|---|---|
| TPXCF7500-04 PRIMARY | I & I Sling, Llc (USA) |
| Reference | Meaning |
|---|---|
| TUF 750X4FT | 5/9 Secondary reference I & I Sling, Llc |
| 8D00208-1 | 7/2 Vendor item drawing reference Curtiss-Wright Flow Control Service, Llc Dba Engineered Arresting Systems - Esco Div Cw Flow Control Svc Llc Dba |
| TPX750X4FT | 5/9 Secondary reference I & I Sling, Llc |
NSN 3940-01-418-3504 is a Sling,endless, manufactured by I & I Sling, Llc, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-01-418-3504 has 1 manufacturer part number on file: TPXCF7500-04 (I & I Sling, Llc).
Key specifications for TPXCF7500-04: Design Type: WEBBING; Inside Circumference: 4.000 FEET NOMINAL FT; Special Features: BLACK OR GREY CORDURA OUTER COVER WITH RED INNER COVER; "TELL TAIL" OVERLOAD INDICATORS.; Material: PLASTIC POLYESTER LOCATION NOT OTHERWISE SPECIFIED. 4 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.