Precision Lock Nut - YSF
YSF Standard Locknut. The YSF Series locknuts employ 30º, 3 point locking. The outstanding design of the brass threads are perfectly matched and prevent any loosening whatsoever. 30º design locking screws also reduce torque on this product.
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Material Composition：SCM440(42CrMo4)
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Hardness：HRC28° ~32°
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Thread Precision：ISO 4H
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Manufacturing Method： High Precision Grinding
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Run Out M14~200：0.002mm
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Manufacturing Method：High Precision Turning
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Run Out M14~200：0.005mm
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Run Out M210~300：0.007mm
| Thread | D | h | d | n-txg | m | MAX Nm |
|---|---|---|---|---|---|---|
| YSF M14x1.5 |
30 | 14 | 25 | 3-4x2 | M5 | 4.5 |
| YSF M15x1 |
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| YSF M16x1.5 |
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| YSF M17x1 |
32 | 16 | 27 | |||
| YSF M18x1.5 |
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| YSF M20x1 |
38 | 33 | M6 | |||
| YSF M20x1.5 |
8.0 | |||||
| YSF M22x1.5 |
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| YSF M24x1.5 |
18 | 3-5x2 | ||||
| YSF M25x1.5 |
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| YSF M27x1.5 |
40 | 35 | ||||
| YSF M30x1.5 |
45 | 40 | ||||
| YSF M33x1.5 |
50 | 45 | ||||
| YSF M35x1.5 |
52 | 47 | M8 | 18.0 | ||
| YSF M36x1.5 |
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| YSF M39x1.5 |
58 | 20 | 52 | 3-6x2.5 | ||
| YSF M40x1.5 |
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| YSF M42x1.5 |
62 | 56 | ||||
| YSF M45x1.5 |
65 | 59 | ||||
| YSF M48x1.5 |
70 | 64 | ||||
| YSF M50x1.5 |
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| YSF M52x1.5 |
73 | 22 | 66 | 3-7x3 | ||
| YSF M55x1.5 |
75 | 68 | ||||
| YSF M55x2 |
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| YSF M56x2 |
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| YSF M60x2 |
80 | 73 | ||||
| YSF M64x2 |
85 | 78 | ||||
| YSF M65x2 |
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| YSF M68x2 |
92 | 24 | 84 | 3-8x3.5 | ||
| YSF M70x2 |
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| YSF M72x2 |
94 | 86 | ||||
| YSF M75x2 |
98 | 90 | ||||
| YSF M76x2 |
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| YSF M80x2 |
105 | 96 | 3-8x3.5 | |||
| YSF M85x2 |
110 | 102 | 6-8x3.5 | |||
| YSF M90x2 |
120 | 26 | 108 | 6-10x4 | ||
| YSF M95x2 |
125 | 113 | ||||
| YSF M100x2 |
130 | 26 | 118 | 6-10x4 | M8 | 18.0 |
| YSF M105x2 |
140 | 28 | 125 | M10 | 35.0 | |
| YSF M110x2 |
145 | 132 | ||||
| YSF M115x2 |
150 | 137 | ||||
| YSF M120x2 |
155 | 30 | 142 | 6-12x5 | ||
| YSF M125x2 |
160 | 147 | ||||
| YSF M130x2 |
165 | 152 | ||||
| YSF M135x2 |
175 | 32 | 160 | |||
| YSF M140x2 |
180 | 165 | ||||
| YSF M145x2 |
190 | 175 | ||||
| YSF M150x2 |
195 | 180 | ||||
| YSF M155x3 |
200 | 34 | 180 | 6-14x6 | ||
| YSF M160x3 |
210 | 190 | ||||
| YSF M165x3 |
210 | 190 | ||||
| YSF M170x3 |
220 | 200 | ||||
| YSF M180x3 |
230 | 36 | 205 | 6-16x7 | M12 | 60.0 |
| YSF M190x3 |
240 | 215 | ||||
| YSF M200x3 |
250 | 38 | 225 | |||
| YSF M210x3 |
260 | 38 | 245 | |||
| YSF M220x3 |
270 | 38 | 255 | |||
| YSF M230x3 |
280 | 40 | 258 | 6-16x9 | ||
| YSF M240x3 |
290 | 40 | 268 | |||
| YSF M250x3 |
300 | 40 | 278 | |||
| YSF M260x4 |
310 | 40 | 288 | 6-20x10 | M14 | 100.0 |
| YSF M270x4 |
320 | 40 | 298 | |||
| YSF M280x4 |
330 | 40 | 308 | |||
| YSF M290x4 |
340 | 42 | 315 | 6-22x11 | ||
| YSF M300x4 |
350 | 42 | 325 |
