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National Stock Number:
5136-00-516-3365
Federal Supply Class:
5136
National Item Identification Number:
005163365
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-70 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | | GGG-T-70 TY1SEBSTA | 80244 | GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE |
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Techincal Specification:
| FLUTE QUANTITY | 4 | | OVERALL LENGTH | 2.500 INCHES NOMINAL | | MATERIAL AND LOCATION | STEEL, HIGH SPEED OVERALL | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND B SERIES AND A STYLE | | SHANK DIAMETER | 0.255 INCHES NOMINAL | | SQUARE END LENGTH | 0.281 INCHES NOMINAL | | STARTING CHAMFER TYPE | TAPER | | WIDTH ACROSS FLATS | 0.191 INCHES NOMINAL | | STYLE DESIGNATOR | STRAIGHT FLUTE | | THREAD DIRECTION | LEFT-HAND | | THREAD FORMING METHOD | GROUND | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD PITCH DIAMETERS | +0.2268 TO 0.2273 INCHES | | THREAD STRUCTURE | REGULAR | | THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.250-28 UNF |
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