3V Series Cast Iron Three-Groove Sheaves with Split Taper Bushings

3V Series Cast Iron Three-Groove Sheaves with Split Taper Bushings

3V series three-groove taper bushed sheaves are manufactured for 3V, 3VX, banded 3V, and banded 3VX belts. They range from 2.65" to 33.50" in diameter. Depending on the sheave size, they are made to use G, H, P1, Q1, or R1 split-taper bushings, which we also stock. Most of our three-groove 3V split taper sheaves are manufactured from a high-strength grade 35 cast iron, are phosphate-coated, and are painted for anti-corrosion. All of them are balanced at the factory for smooth machinery operation.

Three-Groove 3V Split Taper Sheave Size Chart

Size	Bushing Type	Pitch Diameter	Outside Diameter	Type	(O.L.)	(L)	(P)	(C)	(H)	(F)	(G)	(X)	(E)	Sheave Weight (LBS)
3G3V26	G	2.60"	2.65"	G-2	2	1	5/16	13/16	2	1 1/2	7/16	1 3/8	3/16	1.1
3G3V28	G	2.75"	2.80"	G-2	2	1	5/16	13/16	2	1 1/2	7/16	1 3/8	3/16	1.6
3G3V30	G	2.95"	3.00"	G-2	2	1	5/16	13/16	2	1 1/2	7/16	1 3/8	3/16	1.8
3H3V31	H	3.10"	3.15"	H-2	2	1 1/4	5/16	9/16	2 1/2	1 1/2	7/16	1 3/8	3/16	1.4
3H3V33	H	3.30"	3.35"	H-2	2	1 1/4	5/16	9/16	2 1/2	1 1/2	7/16	1 3/8	3/16	1.8
3P3V36	P1	3.60"	3.65"	5	2 3/8	1 15/16	5/8	3/16	3	1 1/2	-	1 5/16	1/4	2.5
3P3V41	P1	4.07"	4.12"	5	2 3/8	1 15/16	5/8	3/16	3	1 1/2	-	1 5/16	1/4	3.0
3P3V45	P1	4.45"	4.50"	13	2 3/16	1 15/16	7/16	0	3	1 1/2	5/8	1 5/16	1/4	3.9
3P3V47	P1	4.70"	4.75"	13	2 3/16	1 15/16	7/16	0	3	1 1/2	5/8	1 5/16	1/4	4.4
3P3V50	P1	4.95"	5.00"	13	2 3/16	1 15/16	7/16	0	3	1 1/2	5/8	1 5/16	1/4	4.9
3P3V53	P1	5.25"	5.30"	13	2 3/16	1 15/16	7/16	0	3	1 1/2	5/8	1 5/16	1/4	5.9
3P3V56	P1	5.55"	5.60"	13	2 3/16	1 15/16	7/16	0	3	1 1/2	5/8	1 5/16	1/4	7.5
3P3V60	P1	5.95"	6.00"	13	2 3/16	1 15/16	7/16	0	3	1 1/2	5/8	1 5/16	1/4	8.0
3Q3V65	Q1	6.45"	6.50"	16	2 25/32	2 1/2	7/8	1/8	4 1/8	1 1/2	3/4	1 3/4	9/32	9.9
3Q3V69	Q1	6.85"	6.90"	16	2 25/32	2 1/2	7/8	1/8	4 1/8	1 1/2	3/4	1 3/4	9/32	11.3
3Q3V80	Q1	7.95"	8.00"	16	2 25/32	2 1/2	7/8	1/8	4 1/8	1 1/2	3/4	1 3/4	9/32	11.9
3Q3V106	Q1	10.55"	10.60"	16	2 25/32	2 1/2	7/8	1/8	4 1/8	1 1/2	3/4	1 3/4	9/32	15.1
3Q3V140	Q1	13.95"	14.00"	16	2 25/32	2 1/2	7/8	1/8	4 1/8	1 1/2	3/4	1 3/4	9/32	24.5
3R3V190	R1	18.95"	19.00"	16	3 5/32	2 7/8	1 1/8	1/4	5 3/8	1 1/2	7/8	2	9/32	35.1
3R3V250	R1	24.95"	25.00"	16	3 5/32	2 7/8	1 1/8	1/4	5 3/8	1 1/2	7/8	2	9/32	55.0
3R3V335	R1	33.45"	33.50"	16	3 5/32	2 7/8	1 1/8	1/4	5 3/8	1 1/2	7/8	2	9/32	80.8

How to choose the Right 3V Belt Pulleys and V-Belt?

A 3V Belt Pulley is a mechanical pulley for rotating a 3V belt. These pulleys are also known as V-belt pulleys and are often placed side-by-side. A single pulley may feature multiple grooves around its circumference. When used in multiple-belt drives, the torque is distributed over several belts, providing mechanical redundancy.

Belt drives have several advantages over other mechanical drives. For example, they can provide opposite rotation without a gearing system. They are also easier to maintain and are cleaner than different drive types. They are also more flexible and do not require oil or grease to function. These advantages make them more affordable than other drive types.

When choosing a 3V Belt Pulley, you must understand how the cross-section works. The cross-section of a V-Belt is generally described as a trapezium with parallel top and bottom sides. The pitch line, the distance between the top and bottom sides, and the inside and outside lengths are all critical. Understanding these features will ensure you choose the right size for your application.

Matching 3V, 3VX Series V-Belt

(1) 3V-Series V-Belts

Classic 3V-Series V-Belts have a 0.38" top-width, 0.31" thickness, and a 38° angle, which also classifies them as a deep-wedge v-belt. 3V series belts are designed to be more compact with more drive capability than the standard 40° angle v-belts. Because of their long-term success and economical operation, they are also one of the industry's most widely used belt series. The premium 3V-series v-belts we supply are manufactured under ISO 9001 specifications and ARPM Standards; they are oil and heat-resistant and directly interchange with other brands. 3V belts are constructed of a natural rubber compound with polyester cords and use cotton with a polyester blend cover for high durability. 3V series belts are used in most general heavy-duty industrial applications along with Heating, ventilation, air conditioning (HVAC), lawn and garden equipment, and agricultural equipment. We also stock a complete line of high-power v-belts and accompanying v-belt pulleys/ sheaves.

(2) 3V-Series Banded V-Belts

3V-series v-belts are a part of the "classic" lineup of v-belts because they are one of the oldest style belts used and one of the most common. Our belts are manufactured following ARPM standards and offer superior strength, durability, and performance. 3V-series v-belts have a 0.38" top-width per belt (band/ rib).

(3) 3VX Cogged V-Belts

3VX cogged v-belts are designated by having a 0.38" top-width and 0.31" thickness. Our cogged 3VX v-belts are manufactured with raw-edge sidewalls to eliminate slippage and increase efficacy, saving operation costs. They are also manufactured by ARPM standards and are oil and heat-resistant. 3VX belts are constructed from a high-quality chloroprene compound with high-strength polyester chords and have a top fabric built from a cotton polyester blend. Besides the performance, durability, and energy savings benefits, our cogged v-belts will work with existing stand pulleys/ sheaves. Please contact us to get a quote on 3VX cogged v-belts or pulleys, and we will be happy to assist you.

(4) 3VX Banded Cogged V-Belts

All of our v-belts are manufactured by ARPM specifications and offer superior performance and durability. Due to their design, banded 3VX cogged v-belts run smoother, more relaxed, and typically outlast a standard banded C v-belt. They also offer a higher efficiency than ordinary banded v-belts, which means fewer energy costs.

Accessories Split Taper Bushings

Split taper bushings are amongst the most common bushings utilized due to their high integral strength, simplicity of installation and uninstall, and high holding power for successfully coupling a shaft onto a drive or idler component. Split taper bushings are utilized in a broad range of sheaves, conveyor pulleys, and sprockets. Our high-quality split taper bushings are manufactured from high-grade steel or cast and interchange with any other brand, designed as a flanged bushing with a tapered barrel attached that contains one slit on each side. We stock split taper bushings ranging from the G-series to W2-series and in inch and metric bore sizes that range from 0.375" up to 7.438". For additional information or to get a quote on our high-strength split taper bushings, please get in touch with our customer support team, and we will be happy to assist you.

Bushing Type	(D)	(L)	(A)	(B)	(G)	(B.C)	(W)	Type-1 Bore Range	Type-2 Bore Range	Cap Screw No.	Cap Screw Size	Avg. Weight (LBS)	Wrench Torque (In/ LBS)
G	2"	1.00"	0.25"	1.172"	0.19"	1.56"	--	0.375" - 0.938"	1"	2	0.25" X 0.625"	0.5	95
H	2.5"	1.25"	0.25"	1.625"	0.19"	2"	--	0.375" - 1.375"	1.438" - 1.5"	2	0.25" X 0.75"	0.8	95
P1	3"	1.94"	0.41"	1.938"	0.22"	2.44"	0.375"	0.5" - 1.438"	1.5" - 1.75"	3	0.313" X 1"	1.3	192
Q1	4.12"	2.50"	0.53"	2.875"	0.22"	3.38"	0.500"	0.75" - 2.063"	2.125" - 2.688"	3	0.375" X 1.25"	3.5	348
R1	5.38"	2.88"	0.62"	4"	0.25"	4.62"	0.750"	1.125" - 2.813"	2.875" - 3.75	3	0.375" X 1.75"	7.5	348

The Working Principle and Characteristics of the Pulley

The working principle of the pulley is that a belt connects the driving pulley and the driven pulley, and the power is driven by the friction force generated by the friction between the pulley and the belt. The pulley drive runs smoothly, with low noise, slight vibration, a simple structure, and convenient maintenance. The disadvantage is that it is difficult to install, prone to slippage after prolonged use, and the transmission efficiency cannot be guaranteed.

The taper sleeve pulley is a new type of pulley widely used in European and American countries. It consists of two parts. A tapered sleeve is connected between the pulley and the installation shaft, and then it is locked with an Allen wrench to fix the screw, and it can be used. This kind of pulley solves the problem of complex installation of traditional pulleys. It does not need external force as before. Pullers, hammers, and other items only need an Allen wrench to complete the installation. After installation and use, even if the pulley is worn and slipping, It does not need to replace the entire pulley at the same time, and it only needs to replace one installation taper sleeve to continue to use, which can significantly reduce the use cost.

Usage Scenario of V-Belt Pulleys and V-Belts

Technological Processing

Company Profile

HZPT is a professional manufacturer of mechanical parts. Our main products are belt pulleys, sprockets, taper sleeves, coupling, and other transmission parts. Its products are mainly exported to Germany, Britain, France, and other European countries, with an annual export value of 18 million U.S. dollars, accounting for more than 65% of the total output. The annual output value reached 200 million yuan.

Our products all adopt international, European, and American advanced industrial standards, use precise and good processing equipment, develop reasonable production technology, apply efficient and flexible management systems, and improve the quality management system to ensure that the product quality is good and the price is affordable.

Our factory adheres to the enterprise concept of "quality: the basis of enterprise survival, integrity: the basis of enterprise development, service: the source of enterprise development, low price: the instrument of enterprise development." We are always looking forward to the presence of customers at home and abroad, seeking win-win benefits and joint cause development.

Warehouse Stock

The warehouse covers an area of 5000 square meters and can provide all kinds of standard models A/B/C/Z, with complete quantity and large quantity in stock. Meanwhile, it accepts all sorts of non-standard customization for drawing production. The daily production capacity is 10 tons, and the delivery time is short.

Packaging & Shipping

Experienced Workers Packing Pulleys Carefully, safe wooden cases keep parts from being injured or damaged during sea or air shipment.

FAQ

Q1. Are you a manufacturer or a trading company?

A: We are a manufacturer and trading company.

Q2. What is your sample policy?

A: We can supply the sample if we have finished parts in stock, but customers need to pay for the sample cost and shipping fee.

Q3. Can you produce according to the samples?

A: We can produce power transmission parts according to your samples or technical drawings. We can build the molds and fixtures.

Q4. Do you test all your goods before delivery?

A: Yes, we have 100% test before delivery.

Q5. Can you customize pulleys?

A: Yes, please send us your drawing for an accurate quotation.

Q6. How long is your delivery time and shipment?

A: 1. Sample Lead-times: 10-20 days.

2. Production Lead-times: 30-45 days after the order is confirmed.

Q7. How do you make our business a long-term and good relationship?

A: 1. We keep good quality and competitive price to ensure our customers' benefits ;

2. We respect every customer as our friend and sincerely do business and make friends with them, no matter where they come from.

Q8: What are your advantages?

1. The most competitive price and good quality.

2. Perfect technical engineers give you the best support.

3. OEM is available.