2YRS
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 Turning Locknut
SFZ Precision Locknut (Flank Locking):
SFZ 系列 SFZ 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 turning process.


‧Material:JIS SCM440/
DIN42CrMo4/AISI 4140

‧Precision:ISO 4H

‧Thread Run-out with Axial:
0.005 mm

Specification

NIKKI Product Spec:

TYPE & Pitch Dimensions Axial Load Static
kN
Loosening Torque
kg-cm
Screw Torque
h g t d1 d2 L DIN MAX kg-cm
SFZ10X0.75P 28 14 4 2 23 11 24 35 150 M5 48
SFZ12X1.0P 30 25 13 27 40 180
SFZ15X1.0P 33 16 28 16 30 60 200
SFZ17X1.0P 37 18 5 33 18 34 80 250 M6 80
SFZ20X1.0P 40 35 21 36 90 350
SFZ25X1.5P 44 20 39 26 41 130 450
SFZ30X1.5P 49 44 32 46 160 550
SFZ35X1.5P 54 22 49 38 50 190 650
SFZ40X1.5P 65 6 2.5 59 42 60 210 800 M8 190
SFZ45X1.5P 70 64 48 65 240 950
SFZ50X1.5P 75 25 7 3 68 52 70 300 1150
SFZ55X2.0P 85 78 58 80 340 2250
SFZ60X2.0P 90 26 8 3.5 82 62 85 380 2450
SFZ65X2.0P 95 28 87 68 90 460 2650
SFZ70X2.0P 100 92 72 95 490 2850
SFZ75X2.0P 105 97 77 100 520 3050
SFZ80X2.0P 110 32 100 83 - 620 3250
SFZ85X2.0P 120 10 4 110 88 - 650 6600 M10 360
SFZ90X2.0P 125 115 93 - 680 7200
SFZ95X2.0P 130 120 98 - 710 7800
SFZ100X2.0P 135 125 103 - 740 8400
SFZ110X2.0P 145 134 112 - 800 9600
SFZ120X2.0P 155 144 122 - 860 10800
SFZ130X2.0P 165 12 5 154 132 - 920 12000
SFZ140X2.0P 175 14 6 164 142 - 980 13200
SFZ150X2.0P 185 174 152 - 1040 14400
SFZ160X3.0P 195 184 162 - 1100 16000
SFZ170X3.0P 205 194 172 - 1160 17500
SFZ180X3.0P 215 16 7 204 182 - 1220 19000
SFZ190X3.0P 225 214 192 - 1280 20500
SFZ200X3.0P 235 18 8 224 202 - 1340 23000

Remark

‧When ordering above products, please refer to the TYPE & Pitch.
‧To prevent the locknuts are in short supply, please send your order in advance.

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