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National Stock Number:
5136-00-255-9228
Federal Supply Class:
5136
National Item Identification Number:
002559228
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 TY1SECSTA | 80244 | GENERAL SERVICES ADMINISTRATION FEDERAL SUPPLY SERVICE |
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Techincal Specification:
| DEPARTURE FROM CITED DESIGNATOR | AS MOD BY THD SIZE AND SERIES | | FLUTE QUANTITY | 4 | | LENGTH | 0.312 INCHES NOMINAL SQUARE END | | MATERIAL | STEEL OVERALL | | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND C SERIES AND A STYLE | | OVERALL LENGTH | 2.719 INCHES NOMINAL | | SHANK DIAMETER | 0.318 INCHES NOMINAL | | STARTING CHAMFER TYPE | TAPER | | STYLE DESIGNATOR | STRAIGHT FLUTE | | THREAD DIRECTION | RIGHT-HAND | | THREAD FORMING METHOD | GROUND | | THREAD LENGTH | 1.125 INCHES NOMINAL | | THREAD PITCH DIAMETERS | +0.2805 TO 0.2810 INCHES | | THREAD STRUCTURE | REGULAR | | THREAD SIZE AND SERIES/TYPE DESIGNATOR | 0.312-20 UNS | | WIDTH ACROSS FLATS | 0.238 INCHES NOMINAL |
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