Whitworth thread (55? thread angle).
Pitch: 48-40 TPI
55? thread angle
Insize HDT-B-HRC1, ROCKWELL HARDNESS TEST BLOCK, 6940561959796
Insize 2232-35E, THREAD HEIGHT MEASURING INSTRUMENT, 0-1/4", 6928640384592
Insize ISY-100-4001, HORIZONTAL SPRING STAND, 2PCS, 6940561936155
Insize ISY-500-1, SPRING ANVIL, 6940561974980
Insize HDT-B-HRC1, ROCKWELL HARDNESS TEST BLOCK, 6940561959796
Insize 2232-35E, THREAD HEIGHT MEASURING INSTRUMENT, 0-1/4", 6928640384592
Insize ISY-100-4001, HORIZONTAL SPRING STAND, 2PCS, 6940561936155
Insize ISY-500-1, SPRING ANVIL, 6940561974980
Whitworth thread (55? thread angle).
Pitch: 48-40 TPI
55? thread angle
