S.N Malhotra Industries

DIN 985 - Prevailing torque type hexagon thin nuts with nonmetallic insert

Current norm: DIN EN ISO 10511
Equivalent norms: ISO 10511; CSN 021492; UNI 7474;

Legend:

s – size of the hexagon
e – the diameter of the circumscribed circle (not less than)
d – the nominal diameter of the thread
h – height of the nut
m – hight of the nut part
da – Turning diameter shrinkage
dw – contact surface diameter

Makings:

Steel: 5,6,8,10
Stainless: A2,A4
Plastic: –
Non Ferrous: –
Thread: 6H

Notes:

Table according to DIN 985:

dimensions in mm
Thread dM3M4M5M6M7M8M10M12M14M16M18
M8x1M10x1M12x1,5M14x1,5M16x1,5M18x2
M10x1,25M12x1,25M18x1,5
P0,50,70,8111,251,51,75222,5
damin.3456781012141618
max.3,454,65,756,757,758,7510,81315,117,319,5
dwmin.4,65,96,98,99,611,615,617,420,522,524,9
emin.6,017,668,7911,0512,1214,3818,921,124,4926,7529,56
hnominal= max.45567,581012141618,5
min.3,74,74,75,77,147,649,6411,5713,315,317,66
mmin.2,42,93,244,75,56,589,510,513
min.1,652,22,753,33,854,45,56,67,78,89,9
snominal= max.5,5781011131719222427
min.5,326,787,789,7810,7312,7316,7318,6721,6723,6726,16
Weight (7,85Kg/dm3) kg/1000pcs0,511,42,435,110,617,2263445


Thread dM20M22M24M27M30M33M36M39M42M45M48
M20x2M22x2M24x2M27x2M30x2M33x2M36x3M39x3M42x3M45x3M48x3
M20x1,5M22x1,5
P2,52,5333,53,5444,54,55
damin.2022242730333639424548
max.21,623,725,929,132,435,638,942,145,448,651,8
dwmin.27,729,533,23842,746,651,155,960,664,769,4
emin.32,9535,0339,5545,250,8555,3760,7966,4472,0976,9582,6
hnominal= max.2022242730333639424548
min.18,720,722,725,728,731,434,437,440,443,446,4
mmin.1415151719222527293236
min.1112,213,214,816,518,219,821,523,124,826,5
snominal= max.3032364146505560657075
min.29,16313540454653,858,863,868,173,1
Weight (7,85Kg/dm3) kg/1000pcs6575100162212317415499628771998