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.twProducts
Precision Grinding Locknuts
MKW Precision Turning Locknut ― Axial Locking
MKW系列 MKW Series
‧The series locknut flank surface is produced by grinding. The series is specially designed to generate powerful braking capacity due to
deformation of locknut itself, which makes the male and female threads contact tightly together.
‧Locked without lock washer and key way.
‧Easy assembly and disassembly
‧Can be reused if handled correctly.
‧Material：JIS SCM440/DIN42CrMo4/AISI 4140
‧Precision — ISO 4H
Specification
NIKKI Specification Table
| TYPE | Dimensions | Clamping Screws | ||||||
| d0 | D | d1 | h | n*b | t | L | n-screw | |
| MKW20-28 | M20X1.5 | 42 | 38 | 28 | 4*6 | 2.5 | 11 | 4-M4X14 |
| MKW25-28 | M25X1.5 | 47 | 43 | 28 | 4*7 | 3 | 11 | 4-M4X14 |
| MKW30-28 | M30X1.5 | 52 | 48 | 28 | 4*7 | 3 | 11 | 4-M4X14 |
| MKW35-28 | M35X1.5 | 60 | 53 | 28 | 4*8 | 3.5 | 11 | 4-M4X14 |
| MKW40-28 | M40X1.5 | 65 | 58 | 28 | 6*8 | 3.5 | 11 | 6-M4X14 |
| MKW45-28 | M45X1.5 | 70 | 63 | 28 | 6*8 | 3.5 | 11 | 6-M4X14 |
| MKW50-32 | M50X1.5 | 75 | 68 | 32 | 6*8 | 3.5 | 11 | 6-M4X14 |
| MKW20-40 | M20X1.5 | 52 | 42 | 40 | 4*7 | 3 | 11 | 4-M4X14 |
| MKW25-40 | M25X1.5 | 62 | 47 | 40 | 4*8 | 3.5 | 11 | 4-M4X14 |
| MKW30-44 | M30X1.5 | 68 | 52 | 44 | 4*8 | 3.5 | 11 | 4-M4X14 |
| MKW35-44 | M35X1.5 | 73 | 60 | 44 | 4*8 | 3.5 | 11 | 4-M4X14 |
| MKW40-44 | M40X1.5 | 75 | 62 | 44 | 6*8 | 3.5 | 11 | 6-M4X14 |
| MKW45-44 | M45X1.5 | 90 | 70 | 44 | 6*10 | 4 | 11 | 6-M4X14 |
| MKW50-46 | M50X1.5 | 95 | 75 | 46 | 6*10 | 4 | 11 | 6-M4X14 |
| MKW55-46 | M55X1.5 | 100 | 80 | 46 | 6*10 | 4 | 12 | 6-M5X16 |
| MKW60-46 | M60X1.5 | 100 | 85 | 46 | 6*10 | 4 | 12 | 6-M5X16 |
| MKW65-46 | M65X1.5 | 110 | 90 | 46 | 6*10 | 4 | 12 | 6-M5X16 |
| MKW70-46 | M70X1.5 | 115 | 95 | 46 | 6*10 | 4 | 12 | 6-M5X16 |
