7YRS
HSIANG KAI FU CO., LTD.
886-4-23502590
886-4-23503161
No.9, Jingke 6th Rd., Nantun Dist., Taichung City 408, Taiwan
www.nikki.com.tw

Products

Precision Grinding Locknuts
BF Precision Locknut (Flank Locking):
BF 系列 BF Series

The setscrews of locknut intersect a 30° angle with radius which drive the locking brass perfectly stuck on the thread flank of shaft.

‧No thrust washer or keyway needed.
‧Easy to assemble and disassemble.
‧Can be re-used if handled properly.
‧The connecting face and thread area are all produced by high precision grinding process.

‧Material:JIS SCM440/
DIN42CrMo4/AISI 4140

‧Hardness:HRC 28-32

‧Precision:ISO 4H


NIKKI Precision Locknuts have been selling to Europe, States, Japan for more than 20 years, our quality is very well and precise.

We not only provide regular type of locknuts as below, we also provide customer services if you need.

If you have and questions or need any information, please kindly contact us :
email:export@nikki.com.tw or tel: +886-4-23502590

Specification

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
BF15 x1.0P 30 25 14 3X4 2 60 250 M5 48
BF17 x 1.0P 32 27 16 70 300
BF20X1.0P 38 33 90 400 M6 80
BF20X1.5P 90 400
BF25X1.5P 18 3X5 120 800
BF30X1.5P 45 40 145 1400
BF35 x 1.5P 52 47 170 1800 M8 190
BF40 x 1.5P 58 52 20 3X6 2.5 190 2200
BF45 x 1.5P 65 59 220 2500
BF50 x 1.5P 70 64 250 2700
BF55 x 2.0P 75 68 22 3X7 3 310 2900
BF60 x 2.0P 80 73 350 3100
BF65 x 2.0P 85 78 400 3200
BF70 x 2.0P 92 84 24 3X8 3.5 450 3400
BF75 x 2.0P 98 90 480 3600
BF80 x 2.0P 105 96 580 3800
BF85 x 2.0P 110 102 620 4000
BF90 x 2.0P 120 108 26 6X10 4 680 4500
BF95 x 2.0P 125 113 720 4750
BF100 x 2.0P 130 118 740 5000
BF105 x 2.0P 140 125 28 770 5250 M10 360
BF110 x 2.0P 145 132 800 5500
BF115 x 2.0P 150 137 830 5750
BF120 x 2.0P 155 142 30 6X12 5 860 6000
BF125 x 2.0P 160 147 890 6250
BF130 x 2.0P 165 152 920 6500
BF135 x 2.0P 175 160 32 950 6750
BF140 x 2.0P 180 165 980 7000
BF145 x 2.0P 190 175 1010 7250
B150 x 2.0P 195 180 1050 7500
BF155 x3.0P 200 34 6X14 6 1100 7750
BF160 x 3.0P 210 190 1200 8000
BF165 x 3.0P 1230 8250
BF170 x 3.0P 220 200 1260 8500
BF180 x 3.0P 230 205 36 6X16 7 1370 9000 M12 600
BF190 x 3.0P 240 215 1430 9500
BF200 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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