NN3948,NN3948,Wafangdian Guangda Bearing Manufacturing Co., LTD(WSW bearing)

Item：

NN3948

Descriptions：

Model #	NN3948		Original #
No. of Row			Type	double row cylindrical
d（mm）	240		D（mm）	320
B（mm）	60		W（kg）	12.2
T（mm）			Chamfer（Rmin）
			Rotate Speed（r/min）
Dynamic C（kn）			Static Co（kn）
Calculator Factors	e	Y		Y2	Y0
D1			D2
Cage and the material			Operational Performance
Material	GCr15/GCr15SiMn
			Raceway Type
Grease r/min			Oil r/min
C（mm）			（mm）
Usage	rolling mill
Related Bearing No.s	NNU4848 NNU4848K NN4848 NN3948 NN3948K NNU4948 NNU4948K NN4948 NN4948K NNU5948X2 - NN3048 NN3048K NNU3048 NNU3048K NN4048 NN4048K NNU4048 - NN3148 NN3148K NNU4148 NNU4148K30 NN3952 NN3952K NNU4952 NNU4952KNN4952 NN4952K NNU4952X2 -NNU3052 NN3052K NN3052 NN3052K NNU4052 NNU4052K NN4052 NN4052K NN3152 NN3152K NNU4152 NNU4152K30 NNU4856 NNU4856K NN4856 - NN3956 NN3956K NNU4956 NNU4956K NNUP4956 - NN4956 NN4956K NN3056 NN3056K NNU3056 - NNU4056 NNU4056K NN3156 NN3156K NNU4156 NNU4156K30 NNU4860 NNU4860K NNU4960 NNU4960K NN4960 NN4960K NNU5960X2 - NN3060 NN3060K NNU4060 NNU4060K NN4060 NN4060K NN3160 NN3160K NNU3160 - NNU4160 NNU4160K30 NNU4864 NNU4864K NNU4964 NNU4964K NNUP4964 - NN4964 NN4964K NN3064 NN3064K NNU3064 NNU3064K NNU4064 NNU4064K NNU4064X2 - NNU3164 NNU3164K NNU4164 NNU4164K30 NNU4868 NNU4868K NNUP4868 - NN3968 NN3968K NNU4968 NNU4968K NN4968 NN4968K NN3068 NN3068K NNU3068 - NNU4068 NNU4068K NNUB4068X2-305 - NNU4168 NNU4168K30 NN3972 - NNU4972 NNU4972K NN3072 NN3072K NNU3072 - NNU4072 NNU4072K NN4072 NN4072K NNU4172 NNU4172K30 NNU4876 NNU4876KNNU4976 NNU4976KNN4976 NN4976K NN3076 NN3076K NNU4076 NNU4076K NN4076 NN4076K NN3176 NN3176K NNU4176 NNU4176K30 NNU4880 NNU4880K NNUP4880 - NN3980 - NNU4980 NNU4980K NN4980 NN4980K NN3080 NN3080K NNU4080 NNU4080K NNU4180 NNU4180K30 NNU4884 NNU4884KNN3984 - NNU4984 NNU4984KNN4984 NN4984K NN3084 NN3084K NNU3084 NNU3084K NNU4084 NNU4084K NN4084 NN4084K NNUP5084X2 - NNU3184 - NNU4184 NNU4184K30 NNU4888 NNU4888K

WHY CHOOSE GUANGDA

Ø WSW produces rollers instead of buying from other plants, fundamentally ensure the quality;

Ø Sufficient supply of stock bearings for customer’s choice

Ø Reasonable price & quick delivery

Ø Our bearings are used in various of industries

Ø Occuy domestic and overseas market share

Ø Our Engineers are from BRZ, which specializes in rolling mill bearing

Ø Professional produce Inch tapered roller bearings and rolling mill bearing

MAIN PRODUCTS

Deep Groove Bearing / Cylindrical Roller Bearing / Spherical Roller Bearing / Angular Contact Ball Bearing / Tapered Roller Bearing / Thrust Ball Bearing / Thrust spherical Roller Bearing / Joint Bearing / Rotary Support Bearing

Bearing Accessories（Rollers and Retainers）

ADVANCED TECHNOLOGIES

Ø Advanced Materials

Ø Steel rings with ceramic balls

Ø Special surface layer ensures insulation and resistance to wear and rust

Ø Oil testing equipment is used to detect the service life of roller bearings, friction and wear;

Ø Special method for calculating service life, this method takes more factors into account;

Ø Galvanized steel surface technology;

Ø Low temperature bearing

TESTING

WSW research laboratory own s high quality personnel and technology of bearing measuring and testing equipment. We import direct reading spectrometer from Germany, and also bring in three-coordinate measuring machine, surface roughness tester, roundness measuring equipment, etc at home and abroad.

SERVICE

Ø We offer one-year quality warranty and guarantee repair, replacement and refund in warranty period;

Ø After the goods delivered to customers, the sales company will contact them within a week, inquire about goods situation and do products survey record.

Ø We will reply to your request within 12 hours after receiving your quality notice.

Ø We will support your product development and transforming work. Furthermore and provide added value services like professional advice and technical services.

CERTIFICATES