• BS 870:1950

BS 870:1950

Specification for external micrometers

BSI Group , 06/09/1950

Publisher: BS

File Format: PDF

$95.00$190.50


External micrometers with fixed anvils having measuring ranges of 0 to ½ in and 0 to 13 mm, and 1 in and 25 mm up to maximum sizes of 24 in and 600 mm respectively. Includes external micrometer with interchangeable anvils for alternative measurement ranges. Material, design of frame, micrometer screw, spindle, thimble and barrel, adjustments, measuring faces, accuracy, packing and marking; setting gauges (material, general design, accuracy); test methods appended.Cross References:BS 817BS 818BS 852BS 863BS 869BS 887BS 888BS 906BS 907BS 939BS 957BS 958BS 959BS 1054 BS 1643BS 1685BS 1790BS 2795

BS 870:1950 History

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