Gage, angle block, granite; matl gray or dark gray fine grain granite; dimensions 18 in. Long, 36 in. High by 24 in. Wide, top surface of angle block not less than 6 in. In depth block is a 90 deg. W/air lift; tolerance ground square to within 0.000025 in. Full indicator reading in a 6 in. Length, ground faces includes base, front, top and 2 side surface, flatness not to exceed 0.000025 in. Full indicator reading in a 6 in. Length; air lift provides a 0.002 in. Cushion of air under the block w/a min. Air pressure permitting the block to be moved easily; block has a 12 threaded inserts, 3/8-nc16 thread on the front vertical surface, the threaded inserts are 2 in. Deep
One or more blades (leaves) of tempered steel ground to and marked with their respective angles. It is used for checking angles, as in forgings, castings and machine work.
Classification: Gauges for measuring length
NSN 5945-00-403-5446
NSN 5985-01-531-1792
NSN 5915-00-367-2854
NSN 5935-01-282-2121
NSN 5915-00-497-4291
NSN 5975-01-007-1721
NSN 5925-00-182-7452
NSN 6105-01-100-0123
NSN 5935-01-501-9608
NSN 2925-00-960-4737
NSN 6110-01-193-4832
NSN 5855-01-013-6864