The Wedge,wire Rope Socket, cataloged under National Stock Number 4030-01-273-1718, is classified within Federal Supply Class 4030 (Fittings for Rope, Cable, and Chain) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is The Crosby Group Llc Dba the Crosby Group. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Wedge,wire Rope Socket |
| FSC / FSG | 4030 — Fittings for Rope, Cable, and Chain (FSG 40) |
| Manufacturers | Grove U.s. Llc Dba Grove Us Llc (CAGE 12361); The Crosby Group Llc Dba the Crosby Group (CAGE 75535) |
| Parameter | Value |
|---|---|
| NSN | 4030-01-273-1718 |
| Primary Part Number | S421 T 3/4 |
| Item Name | Wedge,wire Rope Socket |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| 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 |
|---|---|
| 7-826-000641 | Grove U.s. Llc Dba Grove Us Llc (USA) |
| S421 T 3/4 PRIMARY | The Crosby Group Llc Dba the Crosby Group (USA) |
| Reference | Meaning |
|---|---|
| 7-826-00006 | 5/9 Secondary reference Grove U.s. Llc Dba Grove Us Llc |
| S-421-3/4 | 5/9 Secondary reference The Crosby Group Llc Dba the Crosby Group |
NSN 4030-01-273-1718 is a Wedge,wire Rope Socket, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-273-1718 has 2 manufacturer part numbers on file: 7-826-000641 (Grove U.s. Llc Dba Grove Us Llc), S421 T 3/4 (The Crosby Group Llc Dba the Crosby Group).
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.