The Shackle, cataloged under National Stock Number 4030-01-504-7788, 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 Columbus Mckinnon Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Shackle |
| FSC / FSG | 4030 — Fittings for Rope, Cable, and Chain (FSG 40) |
| Manufacturers | Columbus Mckinnon Corp (CAGE 13743) |
| Parameter | Value |
|---|---|
| NSN | 4030-01-504-7788 |
| Primary Part Number | 3442534 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | Columbus Mckinnon Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 3442534 PRIMARY | Columbus Mckinnon Corp (USA) |
| Reference | Meaning |
|---|---|
| 4030PL1598705 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 3442534 | 7/2 Vendor item drawing reference Oshkosh Defense Llc |
| M6540 | 3/2 Design control — primary reference U.S. Government activity |
| 3442534 | 5/9 Secondary reference Oshkosh Corp |
NSN 4030-01-504-7788 is a Shackle, manufactured by Columbus Mckinnon Corp, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-504-7788 has 1 manufacturer part number on file: 3442534 (Columbus Mckinnon Corp).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-571-0136. Verify interchangeability with system specifications before substitution.
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.