The Shackle, cataloged under National Stock Number 4030-00-377-1327, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4030-00-377-1327 |
| Primary Part Number | RR-C-271,TY IVA,GR A,CL 2,1 1/4 |
| 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 | CANCELLED |
| Material | STEEL |
| Opening Width | 1.969 INCHES MINIMUM AND 2.093 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OR ZINC AND CHROMATE |
| Material Document and Classification | ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A920/A920M ASSN STD 2ND MATERIAL RESPONSE OR ASTM A909/A909M ASSN STD 3RD MATERIAL RESPONSE OR ASTM A921/A921M ASSN STD 4TH MATERIAL RESPONSE |
| Inside Length | 4.438 INCHES MINIMUM AND 4.938 INCHES MAXIMUM IN |
| Style Designator | ANCHOR |
| End Condition | THREADED |
| Nondefinitive Spec/std Data | 1 TYPE AND A GRADE AND 2 CLASS |
| 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 |
| Breaking Strength | ERR-060 |
| Closure Head Style | SHOULDER EYE |
| Material Diameter | 1.250 INCHES MINIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| RR-C-271,TY IVA,GR A,CL 2,1 1/4 | 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 |
| RR-C-271 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| RR-C-271-D | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MILS24214 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| IVA-GRA-CL2 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4030-00-377-1327 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: cancelled.
NSN 4030-00-377-1327 has 6 cross-referenced part numbers: RR-C-271,TY IVA,GR A,CL 2,1 1/4 (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), RR-C-271 (Federal Specifications Promulgated by General Services Administration Washington DC), RR-C-271-D (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILS24214 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 1 more.
There are 8 known substitutes for 4030-00-377-1327: 4030-00-369-3527, 4030-00-369-3531, 4030-00-373-0825 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for RR-C-271,TY IVA,GR A,CL 2,1 1/4: Material: STEEL; Opening Width: 1.969 INCHES MINIMUM AND 2.093 INCHES MAXIMUM IN; Surface Treatment: ZINC OR ZINC AND CHROMATE; Material Document and Classification: ASTM A576 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A920/A920M ASSN STD 2ND MATERIAL RESPONSE OR ASTM A909/A909M ASSN STD 3RD MATERIAL RESPONSE OR ASTM A921/A921M ASSN STD 4TH MATERIAL RESPONSE. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 4030-00-377-1327 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.