The Shackle, cataloged under National Stock Number 4030-01-369-7612, 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 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4030-01-369-7612 |
| Primary Part Number | 12381884 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Inside Length | 3.500 INCHES MINIMUM AND 4.000 INCHES MAXIMUM IN |
| End Condition | THREADED |
| Material Diameter | 1.000 INCHES NOMINAL IN |
| Style Designator | ANCHOR |
| Opening Width | 1.625 INCHES MINIMUM AND 1.750 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 FED SPEC 2ND MATERIAL RESPONSE |
| Closure Head Style | HEXAGON |
| Surface Treatment | ZINC OR CHROMATE ZINC |
| Material | STEEL COMP 1020 |
| Breaking Strength | 22000.0 BELT GROUP 1 |
| 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 |
|---|---|
| 12381884 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4030-01-369-7612 is a Shackle, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-369-7612 has 1 manufacturer part number on file: 12381884 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12381884: Inside Length: 3.500 INCHES MINIMUM AND 4.000 INCHES MAXIMUM IN; End Condition: THREADED; Material Diameter: 1.000 INCHES NOMINAL IN; Style Designator: ANCHOR. 10 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.