B-78BMitutoyo reserves the right to change any or all aspects of any product specication, including prices, designs and service content, without notice.Technical Data• Graduation: 0.01 mm or 0.001 in• Spindle pitch: 0.5 mm or 0.025 in• Measuring face Material: Alloy tool steel Hardness: 60 HRC or more Lapped• Scale nishing: Satin-chrome platedMicrometer HeadsSERIES 148 — Short Thimble with Choice of Diameter• Short body design maintains measuring range for limited space applications. • Available in three thimble diameters to provide ease-of-reading options. DIMENSIONSPlain StemStem Locknut Unit: mmPlain stemStem locknutPlain stemStem locknutPlain stemStem locknutPlain stemStem locknutSpherical faceSpherical face148-301 Thimble diameter: 15Mass: 26 gSet screw (30)23.518.5(12)9.5ø12ø15ø9.5 0-0.009ø6.355045Set screw ø15ø12ø9.5 0-0.009Locknutø14ø6.3550459.5(12)18.5(30)23.54M9.5×0.5Spherical face148-313 45100• Fixture thickness: 6 mm 148-302 Thimble diameter: 15Mass: 26 gSet screw (30)23.518.5(12)9.5ø12ø15ø9.5 0-0.009ø6.355045Set screw ø15ø12ø9.5 0-0.009Locknutø14ø6.3550459.5(12)18.5(30)23.54M9.5×0.5Spherical face148-31401045148-303 Thimble diameter: 20Mass: 39 g18.523.59.5ø6.35ø9.5o545ø20Set screw(12)(30)0-0.009• Fixture thickness: 6 mm148-304 Thimble diameter: 203.5ø144ø20ø9.5 -00.009ø6.35ø129.5(12)23.518.5(30)MHC2-6.5M No,148-30445０５M9.5×0.5Set screwLocknut Mass: 39 g148-305 Thimble diameter: 29 Mass: 71 gMHC1-6.5G No,148-305(30)18.523.5(12)9.5ø29ø12ø9.5 -00.009ø6.353.5Set screw545 ( ): with spindle fully retracted.*1*1 Other dimensions are the same as 148-301. *2 Other dimensions are the same as 148-302. *2• Fixture thickness: 6 mm 148-306 Thimble diameter: 29Mass: 71 g(30)18.523.5(12)9.54ø29ø14ø9.5 -00.009ø12ø6.353.5Locknut Set screwM9.5×0.5545MHC2-6.5G No,148-306SR4SR4
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