The Shackle, cataloged under National Stock Number 4030-01-184-6030, is classified within Federal Supply Class 4030 (Fittings for Rope, Cable, and Chain) of the Rope, Cable, Chain, and Fittings group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4030-01-184-6030 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OR ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE |
| End Condition | PLAIN |
| Style Designator | WIRE ROPE |
| Opening Width | 0.377 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN |
| Eyelet Style | ROUND PLAIN |
| Distance From Bail Center to Hole Center | 1.234 INCHES MINIMUM AND 1.266 INCHES MAXIMUM IN |
| Inside Diameter | 0.625 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR ZINC |
| Eye Inside Diameter | 0.500 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN |
| Leg End Thickness | 0.450 INCHES NOMINAL IN |
| Minor Diameter | 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN |
| Material | STEEL |
| Major Diameter | 0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN |
| Breaking Strength | 4000.0 HARNESS GROUP 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MS20115F12 | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-5675 | 4/1 Identification reference U.S. Government activity |
NSN 4030-01-184-6030 is a Shackle, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 4030-01-185-3747, 4030-01-255-0300, 4030-01-255-0301. Verify interchangeability with system specifications before substitution.
Key specifications for 4030-01-184-6030: Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OR ASTM B633 ASSN STD SINGLE TREATMENT RESPONSE; End Condition: PLAIN; Style Designator: WIRE ROPE; Opening Width: 0.377 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN. 14 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.