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National Stock Number:
5136-00-203-6681
Federal Supply Class:
5136
National Item Identification Number:
002036681
Description:
TAP,THREAD CUTTING
Detail:
An internal threading tool with longitudinally separated cutting edges designed to form specific threads.
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Manufacturer Information:
| GGG-T-60 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | GGG-T-60 TY1SEBST3 | 80244 | GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE |
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Techincal Specification:
| DEPARTURE FROM CITED DESIGNATOR | AS MOD BY THD FORMING METHOD | | FLUTE QUANTITY | 4 | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND B SERIES AND 3 STYLE | | OVERALL LENGTH | 2.500 INCHES NOMINAL | | MATERIAL AND LOCATION | STEEL OVERALL | | SHANK DIAMETER | 0.255 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD FORMING METHOD | GROUND | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD PITCH DIAMETERS | +0.2278/+0.2283 INCHES | | THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.250-28 UNF | | THREAD STRUCTURE | REGULAR | | WIDTH ACROSS FLATS | 0.191 INCHES NOMINAL | | SQUARE END LENGTH | 0.312 INCHES NOMINAL | | STARTING CHAMFER TYPE | BOTTOMING | | STYLE DESIGNATOR | STRAIGHT FLUTE |
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