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National Stock Number:
5210-01-472-6230
Federal Supply Class:
5210
National Item Identification Number:
014726230
Description:
PROTRACTOR,MECHANICS,BEVEL
Detail:
A MEASURING INSTRUMENT COMMONLY USED IN THE MACHINIST TRADE FOR SETTING OR CHECKING BEVELS, TRANSFERRING ANGLES, CHECKING CUTTER CLEARANCE, LAYING OUT ANGLES AND SCRIBING LINES. CONSISTS OF A ROTATABLE DISK, GRADUATED IN DEGREES, MOUNTED ON A METAL FRAME BASE, AND AN ADJUSTABLE STEEL BLADE OR SCALE WHICH IS LOCKED IN POSITION BY A THUMB NUT, OR CLAMPED BY AN ECCENTRIC STUD. MAY ALSO BE EQUIPPED WITH ONE OR TWO SMALL AUXILIARY VERNIER SCALES WHICH ENABLE A MORE ACCURATE READING. EXCLUDES PROTRACTOR, ONE ARM; PROTRACTOR, TWO ARM; PROTRACTOR, THREE ARM.
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Manufacturer Information:
| A27021-29 | 81205 | THE BOEING COMPANY |
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Techincal Specification:
| FUNCTIONAL DESCRIPTION | USED TO MEASURE ANGULAR MOTION OF VARIOUS CONTROLS DURING RIGGING | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SET,PROTRACTOR | | REFERENCE DATA AND LITERATURE | 0291 | | SPECIAL FEATURES | SET CONSISTS OF 2 PROTRACTORS, THE -30 HAS A FULL 360 DEGREE SCALE; TOOL IS USED WITH F72790 AND F72952-15 ADAPTERS |
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