Product Description

JVB Thin Wall Deep Groove Ball Bearing 6911 Automotive Bearing High Speed Singe Row Deep Groove Ball Pulley Bearings 6911

 

Product Description

Model	6911
Size	55*80*13mm
Material	Chrome Steel (Gcr15) + G16
Noise Level	Z1, Z2, Z3, Z4
Precision	P0,P6,P5,P4,P2
Clearance	C0,CM,C3,C4,C2

 

Detailed Photos

 

Product family

  

No.	Size										Rated load		Weight
	Inner Diameter		Out Diameter		Width (B)				Chamfering		Dynamic	Static
	d		D		Open Type		Shielded Type		rsmin (r)		Cr	Cr	Close
	mm	inch	mm	inch	mm	inch	mm	inch	mm	inch	N	N	KG
693	3	0.1181	8	0.3150	3	0.1181	4	0.1575	0.15	0.006	430	170	0.0008
694	4	0.1575	11	0.4331	4	0.1575	4	0.1575	0.15	0.006	960	350	0.0017
695	5	0.1969	13	0.5118	4	0.1575	4	0.1575	0.2	0.008	1070	420	0.571
696	6	0.2362	15	0.5906	5	0.1969	5	0.1969	0.2	0.008	1470	600	0.0036
697	7	0.2756	17	0.6693	5	0.1969	5	0.1969	0.3	0.012	1600	710	0.0050
698	8	0.3150	19	0.7480	6	0.2362	6	0.2362	0.3	0.012	2230	910	0.0076
699	9	0.3543	20	0.7874	6	0.2362	6	0.2362	0.3	0.012	2480	1090	0.0085
6900	10	0.3937	22	0.8661	6	0.2362	6	0.2362	0.3	0.012	2690	1270	0.5710
6901	12	0.4724	24	0.9449	6	0.2362	6	0.2362	0.3	0.012	2890	1460	0.0120
6902	15	0.5906	28	1.1571	7	0.2756	7	0.2756	0.3	0.012	4320	2250	0.0180
6903	17	0.6693	30	1.1811	7	0.2756	7	0.2756	0.3	0.012	4590	2550	0.0190
6904	20	0.7874	37	1.4567	9	0.3543	9	0.3543	0.3	0.012	6370	3680	0.0380
6905	25	0.9843	42	1.6535	9	0.3543	9	0.3543	0.3	0.012	6660	4180	0.0440
6906	30	1.1811	47	1.8504	9	0.3543	9	0.3543	0.3	0.012	7240	5571	0.0500
6907	35	1.3780	55	2.1654	10	0.3543	10	0.3937	0.6	0.571	10390	7160	0.7500
6908	40	1.5748	62	2.4409	12	0.3937	12	0.4724	0.6	0.571	13571	9200	0.1180
6909	45	1.7717	68	2.6772	12	0.4724	12	0.4724	0.6	0.571	13490	10130	0.1280
6910	50	1.9685	72	2.8346	12	0.4724	12	0.4724	0.6	0.571	13900	1571	0.1330
6911	55	2.1654	80	3.1496	13	0.4724	13	0.5118	1	0.039	14820	12690	0.1770
6912	60	2.3622	85	3.3465	13	0.5118	13	0.5118	1	0.039	15080	13480	0.1910
6913	65	2.5591	90	3.5433	13	0.5118	13	0.5118	1	0.039	19950	17490	0.2000
6914	70	2.7559	100	3.9370	16	0.6299	16	0.6299	1	0.039	25950	21850	0.3270
6915	75	2.9528	105	4.1339	16	0.6299	16	0.6299	1	0.039	26780	23560	0.3450
6916	80	3.1496	110	4.3307	16	0.6299	16	0.6299	1	0.039	27590	25280	0.3630
6917	85	3.3465	120	4.7244	18	0.7087	18	0.7087	1.1	0.043	31900	29700	0.5170

No.	Size										Rated load		Weight
	Inner Diameter		Out Diameter		Width (B)				Chamfering		Dynamic	Static
	d		D		Open Type		Shielded Type		rsmin (r)		Cr	Cr	Close
	mm	inch	mm	inch	mm	inch	mm	inch	mm	inch	N	N	KG
6918	90	3.5433	125	4.9213	18	0.7087	18	0.7087	1.1	0.0430	32800	31500	0.5400
6919	95	3.7402	130	5.1181	18	0.7087	18	0.7087	1.1	0.0430	33700	33300	0.5670
6920	100	3.9370	140	5.5118	20	0.7874	20	0.7874	1.1	0.0430	39901	39135	0.7710
6921	105	4.1339	145	5.7087	20	0.7874	20	0.7874	1.1	0.0430	41005	41410	0.7930
6922	110	4.3307	150	5.9055	20	0.7874	20	0.7874	1.1	0.0430	42090	43537	0.8300
6924	120	4.7244	165	6.4961	22	0.8661	22	0.8661	1.1	0.0430	55000	56900	1.1290
6926	130	5.1181	180	7.0866	24	0.9449	24	0.9449	1.5	0.0590	65100	67200	1.7800
6928	140	5.5181	190	7.4803	24	0.9449	24	0.9449	1.5	0.0590	66600	71200	1.8000
6930	150	5.9055	210	8.2677	28	1.1571	28	1.1571	1.5	0.0590	84700	95710	2.1000
6932	160	6.2922	220	8.6614	28	1.1571	28	1.1571	1.5	0.0590	86900	95500	3.9000
6934	170	6.6929	230	9.571	28	1.1571	28	1.1571	1.5	0.0590	88800	100000	4.6000
6936	180	7.0866	250	9.8425	33	1.2992	33	1.2992	1.5	0.0590	118000	133000	5.4000
6938	190	7.4803	260	10.2362	33	1.2992	33	1.2992	1.5	0.0590	117000	133000	5.8600
6940	200	7.8740	280	11.5716	38	1.4960	38	1.4960	2	0.0787	149000	168000	7.3000
6944	220	8.6614	300	11.8110	38	1.4960	38	1.4960	2	0.0787	152000	178000	6.3400
6948	240	9.4488	320	12.5984	38	1.4960	–	–	2	0.0787	142000	178000	8.2000
6952	260	10.2362	360	14.1732	46	1.8110	–	–	2	0.0787	210000	268000	13.7000
6956	280	11.5716	380	14.9606	46	1.8110	–	–	2	0.0787	210000	268000	15.0000
6960	300	11.8110	420	16.5354	56	2.2047	–	–	2.5	0.0984	270000	370000	21.1000
6964	320	12.5984	440	17.3228	56	2.2047	–	–	2.5	0.0984	275000	392000	23.0000
6968	340	13.3858	460	18.1102	56	2.2047	–	–	3	0.1181	292000	418000	27.0000
6972	360	14.1732	480	18.8976	56	2.2047	–	–	3	0.1181	319000	446000	40.0000
619/500	500	19.6850	670	26.3779	78	3.0709	–	–	3.5	0.1378	445000	808000	80.0000

 

Application

Our Advantages

 

 

Packaging & Shipping

 

Company Profile

By focusing on areas of Deep Groove Ball Bearing for over 20 years, we understand every need of our customers. HangZhou CZPT Bearing Company is a leading manufacturer of Deep Groove Ball Bearing in north China, Our brand is JVB. CZPT Company covers an area of 170 acres, with an annual production value of more than 100 million dollars. With more than 30 production lines and new production and testing equipment, CZPT controls the performance and quality of our products while maintaining production capacity. We have experienced R & D technical engineers. In 2008, we outsourced Japanese CZPT engineers as consultants. Over the years CZPT has independently developed high-performance precision bearings in stainless steel and engineering plastics and has obtained a number of national and international certified patent certificates. Look forward to building long-time business cooperation with you!

FAQ

1. Who are we?
We are based in ZHangZhoug, China, start from 2571,sell to Mid East(30.00%),Eastern Europe(20.00%),Domestic Market(15.00%),South Asia(10.00%),North America(10.00%),Southeast Asia(10.00%),South America(5.00%). There are total about 11-50 people in our office.

2. How can we guarantee the quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3. What can you buy from us?
Deep Groove Ball Bearing, Thin Wall Bearing, Micro-Bearing,Miniature Bearings, Inch bearings

4. Why should you buy from us, not from other suppliers?
HangZhou CZPT Bearing Co., Ltd was founded in 2571 but has been doing deep groove bearing domestic business already for 12 years with own logo “JVB” so that has a good reputation in China and close cooperation factories to make sure stable quality.

5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken: English, Chinese.

What is a pulley?

Pulleys are shafts or wheels on a shaft that support the movement and change of direction of a taut cable. The pulley also transfers power from the shaft to the cable. A simple pulley is used to raise the school flag. Read on to learn about the basic types of pulleys. We also covered the use of pulleys in everyday life. Read on to learn more about this important mechanical part.

composite pulley

A composite pulley is a mechanical system where 2 or more pulleys and ropes are connected together. It reduces the force required to lift the load because the force is divided by the distance of each pulley. Distance is equal to the mass of the object. Composite pulleys are a common mechanical system on sailboats. Composite pulleys can be used to lift heavy equipment such as sails.
The compound pulley unit consists of 2 pulleys, 1 fixed and the other movable. The fixed pulley is fixed overhead, while the movable pulley is connected to the load by a chain. The lift applies force to the other end of the rope. Anchor points are attached to fixed joists, ceiling joists or sturdy branches. The chain should be long enough to support the load during lifting.
Composite pulleys can be made from a variety of materials. Some are fixed and remain fixed. Others are detachable. The composite pulley combines the advantages of both types, making it a versatile tool. In the table below, these 3 types of pulleys are compared. It’s easy to see which 1 is best for your needs. The right choice depends on your specific needs and budget.
The compound pulley system consists of 2 fixed pulleys and 1 movable pulley. The compound pulley system multiplies the force by a factor of 2. The compound pulley system is particularly suitable for heavy loads and is ideal for construction sites. Workers apply less than half the load force on the composite pulley, significantly reducing the force required. This is a major benefit for many people.

Fixed pulley

Fixed pulleys are fixed gears of fixed length that are mounted on solid objects. There are many different types of pulley systems. Some cooperate with each other, but not “fixed”.
Fixed pulleys can be used for a variety of purposes. One application is to lift small objects. They have a one-to-1 mechanical advantage. Often, a single pulley can lift small loads. The force required to lift a single fixed pulley remains the same. They are usually used to lift lighter objects. They can even be attached to buckets used to draw water from wells.
While single fixed pulleys have desirable mechanical advantages, they are not suitable for force multipliers. Because their mechanical advantage diminishes over time, they are not effective force multipliers. They are used to redirect work so that it can be applied in the most convenient direction. This mechanical advantage is the main advantage of fixed pulleys and the most common way of moving objects. They have several benefits, including the ability to increase the speed of moving objects.
Another application for fixed pulleys is lifting supplies. A scaffold can weigh more than 1 and can be directly hoisted. In order to facilitate the transportation of materials, fixed pulleys are usually installed on the top of the scaffolding on construction sites. Then thread the rope through the edge of the groove that holds the pulley. The fixed pulley exerts the same force on the pull side as on the push side. The same is true for moving objects with fixed pulleys.

moving pulley

A movable pulley is a device whose part is fixed to another object, usually a rod or beam. The movable part moves with the load, making the load feel lighter. This is a useful tool for those who need to carry heavy items such as large bags. The advantages of moving pulleys are many. Here are some of them. Read on to learn more about them.
One of the most common uses of movable pulley systems is climbing high objects. Climbers act as pulley loads and pull ropes to lift objects. Eventually, when the traction stops, the climber descends. However, it is still a useful tool in other situations. The movable pulley system can help you climb the tallest objects or lift them to level surfaces.
Another example of movable pulleys is in industry. Depending on the load, movable pulleys make handling and moving loads easier. You can use them in a variety of applications in manufacturing and industry, including cleaning. For example, the American flag is raised and lowered every day. Removable pulleys are a handy tool when buildings need cleaning.
If you’re not sure whether a task requires a pulley, a zipline might be a good option. Connect the 2 ends of the rope and the pulley will move along the rope, then attach the rope to the metal cable. The load is the person holding the pulley, and the force comes from the attachment on the other end of the rope. There are 2 types of live pulleys: simple pulleys with just 1 wheel and live pulleys with many ropes attached.

School flag raised with simple pulleys

How is the school flag raised? It is pulled up by a rope attached to a pulley at the top of the pole. When the rope is pulled, the pulley turns, raising the flag. A pulley is a simple mechanism that helps people move heavier objects with ease. The rope must be securely attached to the pulley to keep the flag stable.
A simple pulley is a spinning wheel with grooves on 1 side and ropes on the other. The rope can be any length and the wheels can be any size. The rope has to go through the groove and the load is attached to the other end of the rope. Simple pulleys are pulleys with fixed shafts. An example is the wheel on a school flagpole.
A simple pulley system consists of a primary pole, a secondary pole and an outer member. The primary flagpole is connected to the track by a detour, while the secondary flagpole is connected to the track by a pipe. There is a groove on 1 side of the track, which passes through the inner cavity of the flagpole. An open track at the upper end of the track connects the 2 parts of the pulley.
A simple pulley can be used for many purposes. This is a useful machine that can be used to raise the flag. Among other things, it can be used in clothing lines, bird feeders, and even roofers. And, of course, you can use the pulley to raise the flag. Its versatility makes it an essential part of school decor.

cast iron pulley

If you are looking for pulleys for your machine, you may come across cast iron pulleys. They are usually cheap and available in a variety of sizes. The rim is held in place by a mesh attached to a central boss. The arms and spokes can be straight or curved, but most are oval. There are many uses for this type of pulley.
You might wonder why the arms of cast iron pulleys are so curved. Bent arms tend to yield rather than break. Cast iron pulleys are usually round with a slight bump on the rim, which helps keep the belt centered on the rim as it moves. On a 300mm diameter pulley, the bumps may be as small as 9mm.