The Wrench,open End, cataloged under National Stock Number 5120-00-203-4801, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Apex Tool Group, Llc Dba Nicholson. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5120-00-203-4801 |
| Primary Part Number | 28-056 |
| Item Name | Wrench,open End |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Apex Tool Group, Llc Dba Nicholson |
| Status | CANCELLED |
| Style Designator | SINGLE HEAD |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Wrenching Surface Size | 1.750 INCHES NOMINAL SINGLE END IN |
| Torque Capacity | 2400.0 INCH-POUNDS MINIMUM IN |
| Material | STEEL OVERALL |
| Hardness Rating | 44.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM |
| Head Angle | 30.0 DEGREES NOMINAL |
| Surface Treatment | NICKEL AND CHROMIUM OVERALL |
| Head Thickness | 0.312 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 28-056 | Apex Tool Group, Llc Dba Nicholson (USA) |
| 04052333002714 | Iss International Spares Services Gmbh (DEU) |
| 28-056 | Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA) |
| 1256 | Bonney Forge Corp (USA) |
| 28-056 | Satair A/s (DNK) |
| 28-056 | Armstrong Bros Tool Co (USA) |
| 1456 | Wright Tool Company, Llc (USA) |
| GGG-W-636 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| GGG-W-636 TY17CL3 | General Services Administration Federal Supply Service (USA) |
| A-A-1353 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 1256 | Martin Sprocket and Gear Inc (USA) |
NSN 5120-00-203-4801 is a Wrench,open End, manufactured by Apex Tool Group, Llc Dba Nicholson, classified under FSC 5120 (No Item Name Available). Status: cancelled.
NSN 5120-00-203-4801 has 11 cross-referenced part numbers: 28-056 (Apex Tool Group, Llc Dba Nicholson), 04052333002714 (Iss International Spares Services Gmbh), 28-056 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), 1256 (Bonney Forge Corp), 28-056 (Satair A/s) and 6 more.
There are 4 known substitutes for 5120-00-203-4801: 6210-00-095-3689, 5950-01-026-8620, 5120-01-179-1894 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 28-056: Style Designator: SINGLE HEAD; Wrenching Surface Shape: OVAL SINGLE END INTERNAL; Wrenching Surface Size: 1.750 INCHES NOMINAL SINGLE END IN; Torque Capacity: 2400.0 INCH-POUNDS MINIMUM IN. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5120-00-203-4801 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.