The Sling,endless, cataloged under National Stock Number 3940-00-641-2943, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 7 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 | 3940-00-641-2943 |
| Primary Part Number | 923903 |
| Item Name | Sling,endless |
| FSC / FSG | 3940 / 39 — Blocks, Tackle, Rigging, and Slings |
| Manufacturer | Curtiss-Wright Controls, Inc. Div Actuation Division |
| Status | ACTIVE |
| Design Type | WIRE ROPE |
| Inside Circumference | 5.350 FEET NOMINAL FT |
| Furnished Items and Quantity | 1 LINK AND 1 EYE HOOK |
| Surface Treatment | TIN OR ZINC |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL FURNISHED ITEM |
| Size Designation | 1/2 IN. DIA ROPE 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 |
|---|---|
| 923903 PRIMARY | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
NSN 3940-00-641-2943 is a Sling,endless, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
NSN 3940-00-641-2943 has 1 manufacturer part number on file: 923903 (Curtiss-Wright Controls, Inc. Div Actuation Division).
Key specifications for 923903: Design Type: WIRE ROPE; Inside Circumference: 5.350 FEET NOMINAL FT; Furnished Items and Quantity: 1 LINK AND 1 EYE HOOK; Surface Treatment: TIN OR ZINC. 7 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.