The Shackle, cataloged under National Stock Number 4030-00-369-3531, is classified within Federal Supply Class 4030 (No Item Name Available) of the Rope, Cable, Chain, and Fittings group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4030-00-369-3531 |
| Primary Part Number | MILS24214 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Surface Treatment | ZINC OR ZINC AND CHROMATE |
| Surface Treatment Document and Classification | ASTM A153 ASSN STD 1ST TREATMENT RESPONSE OR QQ-Z-325,CL 2 FED SPEC 2ND TREATMENT RESPONSE AND QQ-Z-325,CL 2 FED SPEC 3RD TREATMENT RESPONSE |
| End Condition | PLAIN |
| Inside Length | 3.312 INCHES MINIMUM AND 3.812 INCHES MAXIMUM IN |
| Style Designator | CHAIN |
| Material Document and Classification | ASTM A322 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A576 ASSN STD 2ND MATERIAL RESPONSE |
| Nondefinitive Spec/std Data | 2 TYPE AND A GRADE AND 1 CLASS |
| Material Diameter | 1.125 INCHES MINIMUM IN |
| Closure Head Style | FLAT |
| Locking Device Type | COTTER PIN |
| Opening Width | 1.750 INCHES MINIMUM AND 1.874 INCHES MAXIMUM IN |
| Breaking Strength | ERR-060 |
| Material | STEEL OR STEEL COMP 1020 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILS24214 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| F271-A2-Z18 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| RR-C-271 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| CL1,TYII,GRD A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| RR-C-271F | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4030-00-369-3531 is a Shackle, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4030 (No Item Name Available). Status: active.
NSN 4030-00-369-3531 has 5 cross-referenced part numbers: MILS24214 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), F271-A2-Z18 (Federal Specifications Promulgated by General Services Administration Washington DC), RR-C-271 (Federal Specifications Promulgated by General Services Administration Washington DC), CL1,TYII,GRD A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), RR-C-271F (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 8 known substitutes for 4030-00-369-3531: 4030-00-369-3527, 4030-00-373-0825, 4030-00-377-1233 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILS24214: Surface Treatment: ZINC OR ZINC AND CHROMATE; Surface Treatment Document and Classification: ASTM A153 ASSN STD 1ST TREATMENT RESPONSE OR QQ-Z-325,CL 2 FED SPEC 2ND TREATMENT RESPONSE AND QQ-Z-325,CL 2 FED SPEC 3RD TREATMENT RESPONSE; End Condition: PLAIN; Inside Length: 3.312 INCHES MINIMUM AND 3.812 INCHES MAXIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.