The Swivel,link and Jaw, cataloged under National Stock Number 4030-01-307-2489, 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. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4030-01-307-2489 |
| Primary Part Number | G403 3/4 |
| Item Name | Swivel,link and Jaw |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Inside Width | 2.000 INCHES NOMINAL IN |
| Material Diameter | 0.750 INCHES NOMINAL IN |
| Reach Length | 6.062 INCHES NOMINAL IN |
| Style Designator | OVAL AND FORK ENDS |
| Opening Width | 1.125 INCHES NOMINAL IN |
| Effective Length | 1.750 INCHES NOMINAL IN |
| Accommodated Material Diameter | 0.750 INCHES NOMINAL IN |
| Leg End Thickness | 0.750 INCHES NOMINAL IN |
| Material | STEEL |
| Fabrication Method | FORGED |
| 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 |
|---|---|
| G403 3/4 PRIMARY | The Crosby Group Llc Dba the Crosby Group (USA) |
| Reference | Meaning |
|---|---|
| G403-3/4 | C/1 Advisory reference — outside the item-of-supply concept The Crosby Group Llc Dba the Crosby Group |
NSN 4030-01-307-2489 is a Swivel,link and Jaw, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-307-2489 has 1 manufacturer part number on file: G403 3/4 (The Crosby Group Llc Dba the Crosby Group).
Key specifications for G403 3/4: Inside Width: 2.000 INCHES NOMINAL IN; Material Diameter: 0.750 INCHES NOMINAL IN; Reach Length: 6.062 INCHES NOMINAL IN; Style Designator: OVAL AND FORK ENDS. 10 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.