/ Precision Measuring Tools / Precision Hand Tools / Micrometers / Special Function Micrometers / 228XRL * Not actual product image 50921 228XRL Hub Micrometer 50921 Other similar products The Starrett 228 Hub Micrometer features ratchet stop, lock nut and a carbide face. 0-1", .001" Grad, Carbide Faces, Ratchet Stop, Lock Nut. Features Specifications Parts Downloads Contact Starrett Features Quick and easy adjustment Advanced sleeve design with staggered lines and distinct figures for precise, easy readability Balanced frame design for comfortable, accurate measuring Quick-reading figures - every thousandth numbered on inch tools No glare Starrett satin chrome finish One-piece frame of drop forged steel Extremely hard and stable one-piece spindle Ring-type knurled lock nut for quick and sure locking Combination ratchet and speeder for uniform pressure and quick adjustment Micro-lapped carbide measuring faces Specifications Micrometer Type: Hub Micrometer Range (in): 0-1" Graduations (in): .001" Anvil/Spindle Material: Carbide Anvil Type: Flat Spindle Type: Flat Lock Nut Type: Knurled Ring Type Thimble Type: Ratchet Parts Member of Kit Item #DescriptionPart No.QtyInformation 1FRAME SUB ASSEMBLY03467-L1 2SHELL, ADJUSTING05134-01 3LOCK NUT, #230PT990600 4•RING, BINDER09209-01 5•RING, FRICTION05324-01 6•ROLL, BINDERPT053251 7ANVIL SUB ASSEMBLY09111-01 8SPINDLE SUB ASSEMBLY07585-X1 9NUT, .375-52PT164141 10RATCHET ASSEMBLYPT19832-01 11•CAP ASSEMBLYPT994451 12••CAP, RATCHET07671-B1 13••RATCHET13196-01 14•BODY, RATCHET #23019773-01 15•PIN, RATCHET .066D X .156LPT189761 16•SPRING, .037X.061X.188X.011X603324-01 17•SCREW, #2-64 SLOT X .204 LONGPT197721 18SHELL, HUB MIC09987-01 19SPRING, BARREL10058-01 20WRENCH #3PT015261 Downloads 2D Dimensional Drawing (PDF) .pdf 91.02 kb Catalog 33 - Section 1 - Micrometers In the hands of a skilled operator, the precision micrometer is the most accurate hand-held tool available. When close measurements are necessary, the micrometer is the ideal tool for the job because measurement and reading are on the same axis and the anvil end is supported by a strong frame. Precision Hand Tools (Catalog 33) 612 page catalog featuring precision hand tool, force measurement, vison systems, optical comparators, laser measurement, and flat stock.