The Wrench,open End, cataloged under National Stock Number 5120-00-203-4793, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Martin Sprocket and Gear Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5120-00-203-4793 |
| Primary Part Number | 1276 |
| Item Name | Wrench,open End |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Martin Sprocket and Gear Inc |
| Status | CANCELLED |
| Wrenching Surface Size | 2.375 INCHES NOMINAL SINGLE END IN |
| Head Thickness | 0.312 INCHES MAXIMUM IN |
| Style Designator | SINGLE HEAD |
| Material | STEEL OVERALL |
| Hardness Rating | 44.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Surface Treatment | CHROMIUM OVERALL |
| Torque Capacity | 2400.0 INCH-POUNDS MINIMUM IN |
| Head Angle | 30.0 DEGREES NOMINAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1276 PRIMARY | Martin Sprocket and Gear Inc (USA) |
| 28-076 | Apex Tool Group, Llc Dba Nicholson (USA) |
| A-A-1353 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 28-076 | Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA) |
| GGG-W-636 TY17CL3 | General Services Administration Federal Supply Service (USA) |
| 28-076 | Armstrong Bros Tool Co (USA) |
| 5414A43 | Mcmaster-Carr Supply Co (USA) |
| GGG-W-636 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 1276 | Utica Tool Co Inc (USA) |
NSN 5120-00-203-4793 is a Wrench,open End, manufactured by Martin Sprocket and Gear Inc, classified under FSC 5120 (No Item Name Available). Status: cancelled.
NSN 5120-00-203-4793 has 9 cross-referenced part numbers: 1276 (Martin Sprocket and Gear Inc), 28-076 (Apex Tool Group, Llc Dba Nicholson), A-A-1353 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 28-076 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), GGG-W-636 TY17CL3 (General Services Administration Federal Supply Service) and 4 more.
There are 7 known substitutes for 5120-00-203-4793: 3455-00-224-8923, 6680-00-403-9182, 4720-00-406-3309 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1276: Wrenching Surface Size: 2.375 INCHES NOMINAL SINGLE END IN; Head Thickness: 0.312 INCHES MAXIMUM IN; Style Designator: SINGLE HEAD; Material: STEEL OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 5120-00-203-4793 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.