ASME B18.2.4.5M Hex Jam Nuts

ASME B18.2.4.5M Hex Jam Nuts

Nominal Nut Dia. and Thread Pitch Width Across Flats, S Width Across Corners, E Thickness, M Bearing Face Dia., Dw Washer Face Thickness, C
Max Min Max Min Max Min Min Max Min
ANSI B18.2.4.5M - M5 0.8 8 7.78 9.24 8.79 2.7 2.45 6.9 ... ...
ANSI B18.2.4.5M - M6 × 1 10 9.78 11.55 11.05 3.2 2.9 8.9 ... ...
ANSI B18.2.4.5M - M8 × 1.25 13 12.73 15.01 14.38 4 3.7 11.6 ... ...
a ANSI B18.2.4.5M - M10× 1.5 15 14.73 17.32 16.64 5 4.7 13.6 ... ...
ANSI B18.2.4.5M - M10 × 1.5 16 15.73 18.48 17.77 5 4.7 14.6 ... ...
ANSI B18.2.4.5M - M12 × 1.75 18 17.73 20.78 20.03 6 5.7 16.6 ... ...
ANSI B18.2.4.5M - M14 × 2 21 20.67 24.25 23.35 7 6.42 19.6 ... ...
ANSI B18.2.4.5M - M16 × 2 24 23.67 27.71 26.75 8 7.42 22.5 ... ...
ANSI B18.2.4.5M - M20 × 2.5 30 29.16 34.64 32.95 10 9.1 27.7 0.8 0.4
ANSI B18.2.4.5M - M24 × 3 36 35 41.57 39.55 12 10.9 33.2 0.8 0.4
ANSI B18.2.4.5M - M30 × 3.5 46 45 53.12 50.85 15 13.9 42.7 0.8 0.4
ANSI B18.2.4.5M - M36 × 4 55 53.8 63.51 60.79 18 16.9 51.1 0.8 0.4
  • a This size with width across flats of 15 mm is not standard. Unless specifically ordered, M10 hex
  • jam nuts with 16 mm width across flats will be furnished.
  • All dimensions are in millimeters.