The Latch,safety,hook, cataloged under National Stock Number 4030-01-433-7225, 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 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4030-01-433-7225 |
| Primary Part Number | 12420817-001 |
| Item Name | Latch,safety,hook |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Latch Type | CLAMP |
| Surface Treatment Document and Classification | ASTM B633,TY2 ASSN STD SINGLE TREATMENT RESPONSE |
| Safe Operating Load Rating | 500.000 POUNDS NOMINAL LBS |
| Surface Treatment | ZINC AND CHROMATE |
| 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 |
|---|---|
| 12420817-001 | Oshkosh Defense Llc (USA) |
| 12420817-001 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 91-99-111-12 | 5/9 Secondary reference U.S. Government activity |
| 12420817-001 | 5/9 Secondary reference Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc |
| 12420817 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 12420817-001 | 5/9 Secondary reference U.S. Government activity |
NSN 4030-01-433-7225 is a Latch,safety,hook, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-433-7225 has 2 manufacturer part numbers on file: 12420817-001 (Oshkosh Defense Llc), 12420817-001 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-433-7299. Verify interchangeability with system specifications before substitution.
Key specifications for 12420817-001: Latch Type: CLAMP; Surface Treatment Document and Classification: ASTM B633,TY2 ASSN STD SINGLE TREATMENT RESPONSE; Safe Operating Load Rating: 500.000 POUNDS NOMINAL LBS; Surface Treatment: ZINC AND CHROMATE. 4 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.