The Wrench,open End, cataloged under National Stock Number 5120-00-277-1253, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Omatech Service Ltd. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 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 | 5120-00-277-1253 |
| Primary Part Number | OMTGD19 |
| Item Name | Wrench,open End |
| FSC / FSG | 5120 / 51 — No Item Name Available |
| Manufacturer | Omatech Service Ltd |
| Status | CANCELLED |
| Wrenching Surface Shape | OVAL SINGLE END INTERNAL |
| Material | STEEL OVERALL |
| Wrenching Surface Size | 0.875 INCHES NOMINAL SINGLE END IN |
| Head Thickness | 0.500 INCHES MAXIMUM IN |
| Surface Treatment | ENAMEL OVERALL |
| Style Designator | SINGLE HEAD |
| Torque Capacity | 3910.0 INCH-POUNDS MINIMUM IN |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM |
| Head Angle | 15.0 DEGREES NOMINAL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| OMTGD19 | Omatech Service Ltd (CAN) |
| 31-028 | Apex Tool Group, Llc Dba Nicholson (USA) |
| 31-028 | Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc. (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) |
| 31-028 | Armstrong Bros Tool Co (USA) |
| GGG-W-636 TY5 | General Services Administration Federal Supply Service (USA) |
| 5 | Tyco Fire Products Lp (USA) |
NSN 5120-00-277-1253 is a Wrench,open End, manufactured by Omatech Service Ltd, classified under FSC 5120 (No Item Name Available). Status: cancelled.
NSN 5120-00-277-1253 has 8 cross-referenced part numbers: OMTGD19 (Omatech Service Ltd), 31-028 (Apex Tool Group, Llc Dba Nicholson), 31-028 (Easco Hand Tools Inc Dba Danaher Tool Group Div Danaher Tool Group Easco Hand Tools Inc.), A-A-1357 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), GGG-W-636 (Federal Specifications Promulgated by General Services Administration Washington DC) and 3 more.
There are 8 known substitutes for 5120-00-277-1253: 5910-00-104-0139, 5935-00-149-3534, 3455-00-155-4335 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for OMTGD19: Wrenching Surface Shape: OVAL SINGLE END INTERNAL; Material: STEEL OVERALL; Wrenching Surface Size: 0.875 INCHES NOMINAL SINGLE END IN; Head Thickness: 0.500 INCHES MAXIMUM IN. 10 total characteristics are documented in the Federal Logistics Information System.
NSN 5120-00-277-1253 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.