The Wrench,open End, cataloged under National Stock Number 5120-00-277-1242, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is The Stanley Works Dba Stanley Proto. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 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 | 5120-00-277-1242 |
| Primary Part Number | J3558 |
| Item Name | Wrench,open End |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | The Stanley Works Dba Stanley Proto |
| Status | CANCELLED |
| Surface Treatment | ENAMEL AND CHROMIUM OVERALL |
| Material | STEEL OVERALL |
| Torque Capacity | 22500.0 INCH-POUNDS MINIMUM IN |
| Style Designator | SINGLE HEAD |
| Head Thickness | 0.938 INCHES MAXIMUM IN |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM |
| Head Angle | 15.0 DEGREES NOMINAL |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Wrenching Surface Size | 1.812 INCHES NOMINAL SINGLE END IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| J3558 | The Stanley Works Dba Stanley Proto (USA) |
| 6012498 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 31-058 | Apex Tool Group, Llc Dba Nicholson (USA) |
| 58EX1 | Joy Mfg Co Air Power Group Michigan City Plant (USA) |
| 3558 | The Stanley Works Dba Stanley Proto (USA) |
| 31-058 | Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (USA) |
| 58EX1 | Joy Global Underground Mining Llc (USA) |
| A-A-1357 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| GGG-W-636 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 31-058 | Armstrong Bros Tool Co (USA) |
| GGG-W-636 TY5 | General Services Administration Federal Supply Service (USA) |
NSN 5120-00-277-1242 is a Wrench,open End, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120 (No Item Name Available). Status: cancelled.
NSN 5120-00-277-1242 has 11 cross-referenced part numbers: J3558 (The Stanley Works Dba Stanley Proto), 6012498 (U S Army Tank Automotive Command Amsta-Im-Mm), 31-058 (Apex Tool Group, Llc Dba Nicholson), 58EX1 (Joy Mfg Co Air Power Group Michigan City Plant), 3558 (The Stanley Works Dba Stanley Proto) and 6 more.
There are 8 known substitutes for 5120-00-277-1242: 5120-00-223-1017, 5120-00-287-4678, 5360-00-526-3861 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for J3558: Overall Length: 16.500 INCHES MINIMUM IN; Surface Treatment: ENAMEL AND CHROMIUM OVERALL; Material: STEEL OVERALL; Torque Capacity: 22500.0 INCH-POUNDS MINIMUM IN. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5120-00-277-1242 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.