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National Stock Number:
5133-00-228-8304
Federal Supply Class:
5133
National Item Identification Number:
002288304
Description:
BIT,BELL-HANGER'S
Detail:
A TWIST DRILL-LIKE ITEM HAVING A BIT STOCK SHANK, WITH OR WITHOUT A SMALL HOLE NEAR THE POINT FOR USE IN PULLING WIRE. THE LENGTH OF TWIST IS APPROXIMATELY 3 1/2 INCHES (88.9 MM) AND THE OVER-ALL LENGTH VARIES FROM 12 INCHES TO 36 INCHES (304.8 MM TO 914.4 MM).
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Manufacturer Information:
| 47710 | 1JU00 | IRWIN INDUSTRIAL TOOL COMPANY | | 47710 | 5M2Q1 | IRWIN INDUSTRIAL TOOL COMPANY | | GGG-B-383 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC |
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Techincal Specification:
| CUTTING END STYLE | DOUBLE TWIST (BELL HANGERS) | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM | | OVERALL LENGTH | 18.000 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | NOMINAL CUTTING DIAMETER | 0.6250 INCHES | | SHANK LARGE END SQUARE WIDTH | 0.375 INCHES NOMINAL | | SHANK SMALL END SQUARE WIDTH | 0.219 INCHES NOMINAL | | SHANK STYLE | TAPER-SQUARE | | TWIST LENGTH | 3.500 INCHES MINIMUM |
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