The Shackle, cataloged under National Stock Number 4030-01-391-7221, 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 Crosby Group Inc the National Swage Plant Div. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Shackle |
| FSC / FSG | 4030 — Fittings for Rope, Cable, and Chain (FSG 40) |
| Manufacturers | Crosby Group Inc the National Swage Plant Div (CAGE 51606) |
| Parameter | Value |
|---|---|
| NSN | 4030-01-391-7221 |
| Primary Part Number | 1019418 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | Crosby Group Inc the National Swage Plant Div |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 1019418 PRIMARY | Crosby Group Inc the National Swage Plant Div (USA) |
| Reference | Meaning |
|---|---|
| 1019418 | 5/9 Secondary reference The Crosby Group Llc Dba the Crosby Group |
NSN 4030-01-391-7221 is a Shackle, manufactured by Crosby Group Inc the National Swage Plant Div, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-391-7221 has 1 manufacturer part number on file: 1019418 (Crosby Group Inc the National Swage Plant Div).
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.