The Wrench,open End, cataloged under National Stock Number 5120-00-277-1243, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5120-00-277-1243 |
| Primary Part Number | A-A-1357 |
| Item Name | Wrench,open End |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| Status | CANCELLED |
| Wrenching Surface Size | 1.875 INCHES NOMINAL SINGLE END IN |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Material | STEEL OVERALL |
| Surface Treatment | ENAMEL AND CHROMIUM OVERALL |
| Style Designator | SINGLE HEAD |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM |
| Head Angle | 15.0 DEGREES NOMINAL |
| Torque Capacity | 25920.0 INCH-POUNDS MINIMUM IN |
| Head Thickness | 0.938 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A-A-1357 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 11A | Martin Sprocket and Gear Inc (USA) |
| GGG-W-636 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 30-0520 | Martin Sprocket and Gear Inc (USA) |
| GGG-W-636 TY5 | General Services Administration Federal Supply Service (USA) |
| 1011A | Trw Inc Hand Tools Div Trw Industrial Products Group (USA) |
NSN 5120-00-277-1243 is a Wrench,open End, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5120 (No Item Name Available). Status: cancelled.
NSN 5120-00-277-1243 has 6 cross-referenced part numbers: A-A-1357 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 11A (Martin Sprocket and Gear Inc), GGG-W-636 (Federal Specifications Promulgated by General Services Administration Washington DC), 30-0520 (Martin Sprocket and Gear Inc), GGG-W-636 TY5 (General Services Administration Federal Supply Service) and 1 more.
There are 12 known substitutes for 5120-00-277-1243: 5310-00-199-5302, 6625-00-209-6545, 5305-00-315-9150 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for A-A-1357: Wrenching Surface Size: 1.875 INCHES NOMINAL SINGLE END IN; Wrenching Surface Shape: OVAL SINGLE END INTERNAL; Material: STEEL OVERALL; Surface Treatment: ENAMEL AND CHROMIUM OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5120-00-277-1243 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.