The Hook,chain,s, cataloged under National Stock Number 4030-01-449-3816, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4030-01-449-3816 |
| Primary Part Number | 12421259 |
| Item Name | Hook,chain,s |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Material Diameter | 0.171 MILLIMETERS MINIMUM AND 0.187 MILLIMETERS MAXIMUM MM |
| Style Designator | OPEN ENDS |
| 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 |
|---|---|
| 12421259 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 30100 | 5/9 Secondary reference Haldex Brake Products Corporation |
NSN 4030-01-449-3816 is a Hook,chain,s, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-449-3816 has 1 manufacturer part number on file: 12421259 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12421259: Material Diameter: 0.171 MILLIMETERS MINIMUM AND 0.187 MILLIMETERS MAXIMUM MM; Style Designator: OPEN ENDS; Special Features: 0.186 IN. DIA; GALVANIZED,HOT DIPPED IN; End Item Identification: MEDIUM TACTICAL VEHICLE. 3 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.