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BFZ Precision Locknut - Flank Locking

 

The locknut setscrews intersect at a 30° angle which drives the locking brass to stick perfectly on the shaft’s thread flank.

 

  • No thrust washer or keyway needed.

  • Easy to assemble and disassemble.

  • Can be re-used if handled properly.




​​​mf剖面圖

‧Material : JIS SCM440
‧Hardness：HRC 28-32
‧Precision：ISO 4H
‧The maximum runout between locating face and thread is 0.005 mm










 

NIKKI Product Spec

TYPE & Pitch Dimensions Axial Load Static
kN		 Loosening Torque
kg-cm		 Screw Screw Torque
D h g t d DIN MAX kg-cm
BFZ15 x 1.0P 30 25 14 3X4 2 60 250 M5 48
BFZ17 x 1.0P 32 27 16 70 300
BFZ20 X 1.0P 38 33 90 400 M6 80
BFZ20 X 1.5P 90 400
BFZ25 X 1.5P 18 3X5 120 800
BFZ30 X 1.5P 45 40 145 1400
BFZ35 x 1.5P 52 47 170 1800 M8 190
BFZ40 x 1.5P 58 52 20 3X6 2.5 190 2200
BFZ45 x 1.5P 65 59 220 2500
BFZ50 x 1.5P 70 64 250 2700
BFZ55 x 2.0P 75 68 22 3X7 3 310 2900
BFZ60 x 2.0P 80 73 350 3100
BFZ65 x 2.0P 85 78 400 3200
BFZ70 x 2.0P 92 84 24 3X8 3.5 450 3400
BFZ75 x 2.0P 98 90 480 3600
BFZ80 x 2.0P 105 96 580 3800
BFZ85 x 2.0P 110 102 620 4000
BFZ90 x 2.0P 120 108 26 6X10 4 680 4500
BFZ95 x 2.0P 125 113 720 4750
BFZ100 x 2.0P 130 118 740 5000
BFZ105 x 2.0P 140 125 28 770 5250 M10 360
BFZ110 x 2.0P 145 132 800 5500
BFZ115 x 2.0P 150 137 830 5750
BFZ120 x 2.0P 155 142 30 6X12 5 860 6000
BFZ125 x 2.0P 160 147 890 6250
BFZ130 x 2.0P 165 152 920 6500
BFZ135 x 2.0P 175 160 32 950 6750
BFZ140 x 2.0P 180 165 980 7000
BFZ145 x 2.0P 190 175 1010 7250
BFZ150 x 2.0P 195 180 1050 7500
BFZ155 x 3.0P 200 34 6X14 6 1100 7750
BFZ160 x 3.0P 210 190 1200 8000
BFZ165 x 3.0P 1230 8250
BFZ170 x 3.0P 220 200 1260 8500
BFZ180 x 3.0P 230 205 36 6X16 7 1370 9000 M12 600
BFZ190 x 3.0P 240 215 1430 9500
BFZ200 x 3.0P 250 225 38 1500 9900

Remark

‧When ordering above products, please refer to the TYPE & Pitch.
‧If left hand thread required, please notify “L” after the TYPE & Pitch. For example:BF25X1.5P-L
‧If inch thread required, please refer to the TYPE & Pitch. For example:BF25-U20
‧To prevent the locknuts are in short supply, please send your order in advance.
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