High Resistance Na4907 Needle Bearing for Power Equipment

• Cage: Without Cage
• Rows Number: Single
• Load Direction: Radial Bearing
• Style: Without Outer Ring
• Material: Bearing Steel
• Type: Closed
• Model NO.: NA4907
• Inner Size: 35mm
• Outer Size: 55mm
• Width: 20mm
• Weight: 0.186kg
• Service: 24h
• Factory or Trader: Factory
• Inventory: Stock
• Address: Liaocheng,Shandong
• OEM: Support
• Package: Plastic Bag+Carton+Pallet
• Feature: Long Life High Quality Low Price
• Lubrication: Oil,Grease
• Application: Construction Machinery
• Sample: Available
• Transport Package: Plastic Bag+Carton+Pallet
• Specification: 0.186 kg
• Trademark: Haisai
• Origin: Liaocheng, Shandong
• HS Code: 8482500090
• Production Capacity: 50000pieces/Month

Product Description

PRODUCT DESCRIPTION

CATALOGUE

Shaft Dia	Unit No.	Dimensions (mm)						Basic Load Ratings		Limiting speed	Weight
mm		d	F	D	B	r min	S	C KN	C0 KN	r/min	g
10	NA4900	10	14	22	13	0.3	0.5	8.5	9.2	20000	23
12	NA4901	12	16	24	13	0.3	0.5	9.4	10.9	17000	26
15	NA4902	15	20	28	13	0.3	0.5	10.6	13.6	14000	34
17	NA4903	17	22	30	13	0.3	0.5	11	14.6	12000	37
20	NA4904	20	25	37	17	0.3	0.8	21	25.5	10000	141
22	NA49/22	22	28	39	17	0.3	0.8	22.8	29.5	9500	80
25	NA4905	25	30	42	17	0.3	0.8	23.6	31.5	9500	88
28	NA49/28	28	32	45	17	0.3	0.8	24.4	33.5	8500	97.7
30	NA4906	30	35	47	17	0.3	0.8	25	35.5	8000	101
32	NA49/32	32	40	52	20	0.6	0.8	30.5	47.5	7000	158
35	NA4907	35	42	55	20	0.6	0.8	31.5	50	7000	170
40	NA4908	40	48	62	22	0.6	1	43	67	6000	230
45	NA4909	45	52	68	22	0.6	1	45	73	8500	5500
50	NA4910	50	58	72	22	0.6	1	47	80	5000	274
55	NA4911	55	63	80	25	1	1.5	58	100	4700	393
60	NA4912	60	68	85	25	1	1.5	60	108	4300	426
65	NA4913	65	72	90	25	1	1.5	61	112	4100	456
70	NA4914	70	80	100	30	1	1.5	84	156	3800	728
75	NA4915	75	85	105	30	1	1.5	86	162	3600	775
80	NA4916	80	90	110	30	1	1.5	89	174	3400	878
85	NA4917	85	100	120	35	1.1	1	111	237	2800	1250
90	NA4918	90	105	125	35	1.1	1	114	250	3000	1312
95	NA4919	95	110	130	3	1.1	1	116	260	2800	1371
100	NA4920	100	115	140	40	1.1	2	128	270	2900	1900
110	NA4922	110	125	150	40	1.1	2	132	290	2600	2070
120	NA4924	120	135	165	45	1.1	2	181	390	2300	2860
130	NA4926	130	150	180	50	1.5	1.5	203	470	2000	3900
140	NA4928	140	160	190	50	1.5	1.5	209	500	1800	4150

COMPANY INTRODUCTION
Haisai bearing is a regular model industrial manufacturing enterprise integrating bearing product research and development, design, manufacturing, import and export trade. The company was founded in 1998, covers an area of more than 90,000 square meters, plant area of more than 20,000 square meters, more than 200 employees, more than 20 technical engineers, has passed the international/SO9001:2008,1SO/TS16949:2009 and other quality management system certification. In addition, we have two factories (located in Shanghai and Liaocheng respectively) and a trading company. We have completed the high-speed forging of bearing steel dock, automatic high-precision grinding, cryoquenching, unitized automatic constant temperature grinding, intelligent assembly and so on, complete profession production. The product size from 30mm-750mm covers single and double row tapered roller bearing, British garden taper roller bearing, deep groove ball bearing, stainless steel shaft reducer special bearings, agricultural equipment bearings, a total of more than 2500 specifications of products.
We have a professional team of excellent quality, the technical center is equipped with all kinds of testing machines, high-precision testing instruments,material analysis instruments and more than 60 sets, for users to design develop, trial-produce all kinds of special purpose bearings, and do our best to provide high-end customers around the world with the best solutions and good after-sales service!
We has many years of experience in the industrial field of bearing supporting and industrial service, the products are exported to the United States, Germany, Italy, France, the Czech Republic, Russia and other European and American countries and supporting enterprises. We both at home and abroad enjoy a good business reputation!
We promise to be responsible for every set of bearings and industrial products sold! Make every customer satisfied, is our constant pursuit!
PACKING DETAILS
CERTIFICATIONS

FAQ
Q:What's your after-sales service and warranty?
A: We promise to bear the following responsibilities when defective products were found:
1. Replacements would be sent with goods of your next order;
2. Refund for defective products if customers require.

Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we also customize OEM box and packing as your requirements.

Q:What's the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.

Q:How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.

Q:Do you offer free samples? 
A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight. We DO NOT offer free samples to end users. 

Q:How to place order?
A: 1. Email us the model, brand and quantity,shipping way of bearings and we will quote our best price for you; 
2. Proforma Invoice made and sent to you as the price agreed by both parts; 
3. Deposit Payment after confirming the PI and we arrange production; 
4. Balance paid before shipment or after copy of Bill of Loading.