The Shackle, cataloged under National Stock Number 4030-01-524-5939, 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 Mazzella Lifting Technologies, Inc.. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4030-01-524-5939 |
| Primary Part Number | 1018598 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | Mazzella Lifting Technologies, Inc. |
| Status | ACTIVE |
| Inside Length | 5.250 INCHES NOMINAL IN |
| Material Diameter | 1.500 INCHES NOMINAL IN |
| Style Designator | ANCHOR |
| Opening Width | 2.250 INCHES NOMINAL 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 |
|---|---|
| G209-1038 | Zepoli International Inc (CAN) |
| 1018598 PRIMARY | Mazzella Lifting Technologies, Inc. (USA) |
| G209-1-3/8IN | Crosby Europe (uk) (GBR) |
| Reference | Meaning |
|---|---|
| G209-1-3/8IN | 5/9 Secondary reference The Crosby Group Llc Dba the Crosby Group |
| 1018598 | 3/9 Design control — primary reference The Crosby Group Llc Dba the Crosby Group |
NSN 4030-01-524-5939 is a Shackle, manufactured by Mazzella Lifting Technologies, Inc., classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-524-5939 has 3 manufacturer part numbers on file: G209-1038 (Zepoli International Inc), 1018598 (Mazzella Lifting Technologies, Inc.), G209-1-3/8IN (Crosby Europe (uk)).
Key specifications for 1018598: Inside Length: 5.250 INCHES NOMINAL IN; Material Diameter: 1.500 INCHES NOMINAL IN; Style Designator: ANCHOR; Opening Width: 2.250 INCHES NOMINAL IN. 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.