Heavy Duty Wire Rope Snatch Block Pulley Block For Aerial Cable
Four-core block is suitable for the serial connection of four-core wire. The wheels are made of aluminum alloy. The lateral ones are mounted on ball bearings, with grooves lined with chloroprene rubber rings. The central one is mounted on a double-row ball bearing groove, with a wear-resistant and interchangeable nylon department.
Model
Nylatron | Dimensions inches (mm) | Breaking Load
lbf (kN) | Mass
lbs (kg) |
| A | B | C | D | E | F | G | H | I | L | M |
| 21007420 | 31/32
(25) | 15/16
(24) | 2 11/16
(68) | 26
(650) | 57
(1440) | 23
(595) | 31
(775) | 28
(700) | 10
(250) | 6
(145) | 4
(100) | 26977
(120) | 342
(155) |
| 21007430 | 31/32
(25) | 15/16
(24) | 3 3/4
(95) | 26
(650) | 57
(1440) | 23
(595) | 31
(775) | 33
(826) | 10
(250) | 7
(175) | 5
(130) | 40466
(180) | 419
(190) |
| 21007440 | 31/32
(25) | 15/16
(24) | 2 11/16
(68) | 32
(800) | 61
(1540) | 23
(595) | 35
(880) | 28
(700) | 10
(250) | 6
(145) | 4
(100) | 40466
(180) | 397
(180) |
| 21007450 | 31/32
(25) | 15/16
(24) | 3 3/4
(95) | 32
(800) | 61
(1540) | 23
(595) | 35
(893) | 33
(826) | 10
(250) | 7
(175) | 5
(130) | 40466
(180) | 496
(225) |
| 21007460* | 31/32
(25) | 15/16
(24) | 3 3/4
(95) | 39
(1000) | 69
(1750) | 23
(595) | 43
(1100) | 33
(826) | 10
(250) | 7
(175) | 5
(130) | 44962
(200) | 595
(270) |
To support transmission work, Marshine Power offers tubular stringing rollers, hydraulic pullers, wire rope pulley blocks, lifting pulleys, wire rope grips, cable drum winding shafts and stands - all of which are OEM and professionally manufactured, conforming to ISO 9001:2008 standards, and sold to over 50 countries worldwide. For certain projects like emergency tower restoration and cross structures, we offer customization, as well as safety tools and accessories, with no minimum order requirement. We provide free assistance with technical issues or product inquiries. Please feel free to reach out to us. Thank you.
1. Training and Services:
Marshine is a company specializing in the development, design, and manufacturing of construction electrical equipment and tools. We not only produce and sell products that meet international standards, OEM, and custom products, but also provide quality tracking and service monitoring.
2. What about the quality of your products?
Our products are strictly manufactured according to domestic and international standards, and each product undergoes testing before leaving the factory. If you would like to view our quality certifications and various test reports, please consult us.
3. Why choose us?
Because we can provide you with high-quality service, quality products, and reasonable prices. In addition, we can also offer customers smooth delivery and excellent solutions.
4. Customer Inquiry:
If there is an emergency, customers can also use online chat (Skype, WeChat) for faster and better communication. Any inquiries will be replied to within 12 working hours.
5. How to obtain samples?
We can provide free samples for buyers to test, but buyers need to pay for shipping. Existing samples take 2-3 days. If there is no stock, we will notify the delivery date.
6. What about packaging and shipping?
All goods will be securely packaged in plywood boxes for long-distance transportation. We support EXW, FOB, CIF, CFR terms.
Required documents such as packing lists, commercial invoices, bills of lading, air waybills, CO, Form E, Form F, etc., will be provided.
Note: If you cannot find the products you need, please feel free to contact us. We will provide the most favorable quotation as soon as possible after confirming your requirements.
