The Shackle, cataloged under National Stock Number 4030-01-499-9284, 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 12 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4030-01-499-9284 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Status | ACTIVE |
| Inside Length | 1.880 INCHES NOMINAL IN |
| End Condition | THREADED |
| Material Diameter | 0.810 INCHES NOMINAL IN |
| Style Designator | ANCHOR |
| Opening Width | 0.500 INCHES NOMINAL IN |
| Locking Device Type | NUT AND COTTER PIN |
| Specification/standard Data | 81348-RR-C-271D GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | IVA TYPE AND A GRADE AND 3 CLASS |
| Closure Head Style | HEXAGON |
| Surface Treatment | ZINC |
| Material | STEEL |
| Breaking Strength | 000.0 BELT GROUP 4 |
| 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 |
|---|---|
| RR-C-271 TYP IVA GR A CL 3 | 5/9 Secondary reference U.S. Government activity |
| F271-A41-A3Z13 | 2/2 Government specification standardization U.S. Government activity |
| RR-C-271 | 4/1 Identification reference U.S. Government activity |
| 1019472 | 5/1 Secondary reference The Crosby Group Llc Dba the Crosby Group |
NSN 4030-01-499-9284 is a Shackle, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4030-01-717-7561. Verify interchangeability with system specifications before substitution.
Key specifications for 4030-01-499-9284: Inside Length: 1.880 INCHES NOMINAL IN; End Condition: THREADED; Material Diameter: 0.810 INCHES NOMINAL IN; Style Designator: ANCHOR. 12 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.