The Shackle, cataloged under National Stock Number 4030-01-385-5550, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4030-01-385-5550 |
| Primary Part Number | 1018936 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | The Crosby Group Llc Dba the Crosby Group |
| Status | ACTIVE |
| Inside Length | 2.380 INCHES NOMINAL IN |
| End Condition | PLAIN |
| Material Diameter | 0.750 INCHES NOMINAL IN |
| Style Designator | CHAIN |
| Opening Width | 1.250 INCHES NOMINAL IN |
| Safe Operating Load Rating | 63600.000 POUNDS MAXIMUM LBS |
| Locking Device Type | COTTER PIN |
| Closure Head Style | FLAT |
| Surface Treatment | ZINC |
| Material | STEEL |
| Breaking Strength | 1800.0 BELT GROUP 3 |
| 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 |
|---|---|
| 1018936 PRIMARY | The Crosby Group Llc Dba the Crosby Group (USA) |
| Reference | Meaning |
|---|---|
| H20126G001 ITEM 20 | 5/2 Secondary reference U.S. Government activity |
NSN 4030-01-385-5550 is a Shackle, manufactured by The Crosby Group Llc Dba the Crosby Group, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-385-5550 has 1 manufacturer part number on file: 1018936 (The Crosby Group Llc Dba the Crosby Group).
Key specifications for 1018936: Inside Length: 2.380 INCHES NOMINAL IN; End Condition: PLAIN; Material Diameter: 0.750 INCHES NOMINAL IN; Style Designator: CHAIN. 11 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.