Product Details
Bao Wo Chuan Dong
NF type non-contact backstop
NF type non-contact backstop is an anti-reverse device installed on a high-speed shaft. It has the advantages of reliable backstop, easy release, large backstop torque, light weight and easy installation.
Keywords：
NF type non-contact backstop
Category：
Hotline：
NF type non-contact backstop
NF type non-contact backstop is an anti-reverse device installed on a high-speed shaft. It has the advantages of reliable backstop, easy release, large backstop torque, light weight and easy installation. Its comprehensive mechanical properties are obviously better than other backcheck device products, widely used in belt conveyor, bucket elevator, scraper conveyor and other equipment with backcheck requirements. Our factory produces NF type backstop, its technical performance is fully in line with the provisions of B/ T9015-1999, at the same time, in order to facilitate the installation of our factory also supply non-contact backstop with anti-transposition, model NFA.
Specification | Rated inverse | Non-contact | The highest | Mounting size mm | Max | |||||||||||
dmax | dmin | smin | smax | D | b1 | H | B | L | L1 | L2 | L3 | |||||
NF10 | 1000 | 450 | 1500 | 50 | 32 | 110 | 145 | 190 | 28 | 278 | 150 | 145 | 25 | 20 | 5 | 28 |
NF16 | 1600 | 450 | 1500 | 60 | 45 | 110 | 150 | 210 | 32 | 305 | 160 | 150 | 25 | 22 | 5 | 31 |
NF25 | 2500 | 425 | 1500 | 70 | 50 | 115 | 155 | 230 | 38 | 330 | 170 | 155.5 | 25 | 25 | 5 | 38 |
NF40 | 4000 | 425 | 1500 | 80 | 60 | 120 | 166 | 250 | 42 | 358 | 185 | 165 | 28 | 30 | 5 | 49 |
NF63 | 6300 | 400 | 1500 | 90 | 70 | 125 | 180 | 260 | 45 | 378 | 195 | 178 | 30 | 35 | 5 | 62 |
NF80 | 8000 | 400 | 1500 | 100 | 80 | 130 | 185 | 280 | 48 | 410 | 210 | 182 | 35 | 35 | 5 | 73 |
NF100 | 10000 | 400 | 1500 | 110 | 90 | 140 | 220 | 295 | 52 | 440 | 225 | 215 | 35 | 45 | 5 | 98 |
NF125 | 12500 | 375 | 1500 | 130 | 100 | 160 | 250 | 330 | 58 | 492 | 250 | 240 | 40 | 50 | 8 | 154 |
NF160 | 16000 | 375 | 1000 | 140 | 110 | 165 | 260 | 360 | 62 | 532 | 260 | 245 | 40 | 55 | 8 | 175 |
NF200 | 20000 | 375 | 1000 | 150 | 120 | 175 | 260 | 405 | 65 | 590 | 300 | 253 | 50 | 58 | 8 | 214 |
NF250 | 25000 | 350 | 1000 | 160 | 130 | 180 | 270 | 440 | 70 | 464 | 335 | 253 | 50 | 63 | 8 | 256 |
Note :1. "Smin" and "Smax" in the table are respectively the minimum and maximum lengths required to install the shaft extension of the backstop;
2.d priority series: 32, 38, 40, 42, 45, 48, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 110, 120, 130, 140, 150, 160;
3. The tolerance value of the inner hole is E7, and the recommended fitting tolerance is E7/h6.
4. Keyway dimensions and tolerances are manufactured according to D10 GB/T1095-79.
Prev.
Next
Related Product
The NJ type backstop is a contact anti-reverse device suitable for low speed shafts.
NF type non-contact backstop is an anti-reverse device installed on a high-speed shaft. It has the advantages of reliable backstop, easy release, large backstop torque, light weight and easy installation.
The GL roller chain coupling is an essential component in various mechanical systems, particularly in industrial applications where reliable power transmission is crucial.
The GY type flange coupling is a critical component in mechanical systems, designed to connect two shafts while allowing for some degree of misalignment.
Consult
We will contact you within one working day. Please pay attention to your email.
How Can We help?
Cangzhou Baowo Chuandong Machinery Co., Ltd. is an enterprise specializing in the
research and production of couplings. Located in Botou City, “the hometown of duck and pear” and “the famous...
Duanzhuang Industrial Zone, Botou City, Cangzhou, Hebei Province, China
+86 15028658125
Request Quote
Please complete this form, and we will contact you by the next business day.