The Shackle, cataloged under National Stock Number 4030-01-478-4817, 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 Mcmaster-Carr Supply Co. Government technical data includes 6 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 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 | 4030-01-478-4817 |
| Primary Part Number | 3841T54 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Inside Length | 2.437 INCHES NOMINAL IN |
| Material Diameter | 0.312 INCHES NOMINAL IN |
| Style Designator | ANTITOPPLING |
| Opening Width | 0.625 INCHES NOMINAL IN |
| Safe Operating Load Rating | 2000.000 POUNDS NOMINAL LBS |
| Material | STEEL COMP 316 |
| 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 |
|---|---|
| 3841T54 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 4030-01-478-4817 is a Shackle, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-478-4817 has 1 manufacturer part number on file: 3841T54 (Mcmaster-Carr Supply Co).
1 possible match (shared part number, not a government interchangeability claim): 4030-01-561-0229. Verify interchangeability with system specifications before substitution.
Key specifications for 3841T54: Inside Length: 2.437 INCHES NOMINAL IN; Material Diameter: 0.312 INCHES NOMINAL IN; Style Designator: ANTITOPPLING; Opening Width: 0.625 INCHES NOMINAL IN. 6 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.