The Hook,chain,s, cataloged under National Stock Number 4030-01-522-7740, 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 W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4030-01-522-7740 |
| Primary Part Number | 2ZDK3 |
| Item Name | Hook,chain,s |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Inside Length | 1.000 INCHES NOMINAL IN |
| Material Diameter | 0.105 INCHES NOMINAL IN |
| Style Designator | OPEN ENDS |
| Lower Loop Inside Diameter | 0.156 INCHES NOMINAL IN |
| Upper Loop Inside Diameter | 0.156 INCHES NOMINAL IN |
| Surface Treatment | ZINC |
| Material | STEEL |
| 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 |
|---|---|
| 2ZDK3 PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| Reference | Meaning |
|---|---|
| 4P813 | 5/9 Secondary reference W.w. Grainger, Inc. Div Government Sales Division |
NSN 4030-01-522-7740 is a Hook,chain,s, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-522-7740 has 1 manufacturer part number on file: 2ZDK3 (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for 2ZDK3: Inside Length: 1.000 INCHES NOMINAL IN; Material Diameter: 0.105 INCHES NOMINAL IN; Style Designator: OPEN ENDS; Lower Loop Inside Diameter: 0.156 INCHES NOMINAL IN. 7 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.