|
|
|
National Stock Number:
5210-37-518-4460
Federal Supply Class:
5210
National Item Identification Number:
375184460
Description:
PROTRACTOR,MECHANIC
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.
|
Manufacturer Information:
| NG102 | SH462 | OBISHI KEIKI SEISAKU-SHO CO. LTD |
|
|
|
|