5120-00-277-1439 (2893)
NSN 5120-00-277-1439 (NIIN 00-277-1439) is a box wrench in Federal Supply Class 5120, Hand Tools, Nonedged, Nonpowered — a nonadjustable wrench having a box wrenching feature on one or both ends. Manufacturer part number 2893 (Bonney Forge Corp, CAGE 07971); also referenced as B107.100, B107.6, B107.9 (The American Society Of Mechanical); B107.9 TY1CL1, GGG-W-636 TY1CL1ST1 (General Services Administration); GGG-W-636 (Federal Specifications Promulgated).
NIIN assigned January 1963; DEMIL A (none required); export Schedule B 8204.11.0030.