Kerk Motion

Nominal Screw Diameter: 1/2” 8000 Series

Compatible Nut Styles: ZBX, ZBA, NTB, VHD, B - CUSTOM NUTS ALSO AVAILABLE

INCH LEAD (in.) LEFT HAND AVAILABLE PART # ROOT DIAMETER (in.) OUTSIDE DIAMETER (in.) EFFICIENCY %
0.050   8005 0.433 .495 29
0.079   12MM02 0.355 .473 41
0.098   8M02.5 0.383 .500 46
0.100 X 8010 0.364 .490 46
0.125   8012 0.374 .500 51
0.157   8M04 0.384 .500 58
0.160   8016 0.388 .500 67
0.1666   8017 0.384 .500 58
0.197   8M05 0.365 .500 62
0.200 X 8020 0.366 .492 63
0.250   8025 0.382 .500 67
0.333 X 8033 0.362 .497 73
0.394   8M10 0.362 .497 76
0.400   8040 0.364 .497 76
0.500   8050 0.352 .488 79
0.630   8M16 0.374 .500 80
0.750   8075 0.399 .525 83
0.800   8080 0.370 .500 83
0.984   8M25 0.369 .500 84
1.000 X 8100 0.372 .490 84
1.500   8150 0.374 .490 85
2.000   8200 0.378 .488 87