Product Details

NSK KOYO Ball Bearing 61821 For Machine Tools KOYO SAIFAN Bearing 6821 Sizes105*130*13mm

NSK KOYO Bearing 61821Information

Brand Name	KOYO NSK Deep Groove Ball Bearing 61821 Bearing 6821 or according to your requirement
Item Name	NSK KOYO Ball Bearing 61821 For Machine Tools KOYO SAIFAN Bearing 6821 Sizes 10513013mm
Bearing Sizes	10513013mm
Material	Chrome steel, Gcr15
Vibration	V4, V3, V2, V1
Seal Type	ZZ,2RS OPEN
Application	Model airplanes, remote control cars, machine tools, motors, pumps, agricultural machinery, textile machinery, laser printers, instrumentation equipment, measuring instruments, electronic components
Payment	1)T/T 30% deposit, 70% before shipment. 2)WESTERN UNION available. 3)PayPal available. 4)Trade Assurance recommended.
Guarantee	One year
Delivery Detail	2-10 days upon receipt of deposit
Package	Individual package or according to buyers requirement
Shipping	Express: DHL Fedex EMS /By Sea
Koyo Bearing Advantage	1)Excellent for high speeds 2)High radial load capacity 3)Acceptable axial load capacity in both directions 4)Have low torque capacity at startup and running speeds 5)Can operate with low noise 6)Require little maintenance

NSK KOYO Bearing 61821 Photo

1.Information Of Bearing:

The single-row deep groove ball bearing can bear the radial and axial loads,and allows a very high rotation speed.The deep groove ball bearing is non-detachable.
The sealed deep groove ball bearing is free onf maintance,and can simplify the structure.

2.Features:

1)Deep groove geometry for high speeds and supporting both radial and axial loads
2)Chrome steel for durability and resistance to deformity under heavy loads
3)Rubber seals on both sides of the bearing to keep lubricant in and contaminants out
4)Chrome steel bearing balls for durability and resistance to deformity under heavy loads
5)Lubricated at manufacturer for no additional lubrication required

3.Our Services:

1)Prompt delivery

2)Best after-sale service

3)The products could be produce according to customer's requirements

4)Inquiries are typically replyed within 24 hours

4.Related NSK Koyo Bearing Catalogue

Bearing Designations		Boundary Dimensions(mm)			Basic Load Rating(KN)		Weight(kg)
New Standard	Old Standard	d	D	B	Cr	Cor	Weight(kg)
61800 Bearing	1000800	10	19	5	1.80	0.93	0.005
61801 Bearing	1000801	12	21	5	1.90	1.00	0.005
61802 Bearing	1000802	15	24	5	2.10	1.30	0.005
61803 Bearing	1000803	17	26	5	2.20	1.50	0.007
61804 Bearing	1000804	20	32	7	3.50	2.20	0.015
61805 Bearing	1000805	25	37	7	4.30	2.90	0.015
61806 Bearing	1000806	30	42	7	4.70	3.60	0.019
61807 Bearing	1000807	35	47	7	4.90	4.00	0.023
61808 Bearing	1000808	40	52	7	5.10	4.40	0.026
61809 Bearing	1000809	45	58	7	6.40	5.60	0.030
61810 Bearing	1000810	50	65	7	6.60	6.10	0.043
61811 Bearing	1000811	55	72	9	9.10	8.40	0.070
61812 Bearing	1000812	60	78	10	9.10	8.70	0.093
61813 Bearing	1000813	65	85	10	11.9	11.5	0.130
61814 Bearing	1000814	70	90	10	12.	11.9	0.138
61815 Bearing	1000815	75	95	10	12.5	12.8	0.147
61816 Bearing	1000816	80	100	10	12.7	13.3	0.155
61817 Bearing	1000817	85	110	13	19.2	19.8	0.245
61818 Bearing	1000818	90	115	13	19.5	20.5	0.258
61819 Bearing	1000819	95	120	13	19.8	21.3	0.270
61820 Bearing	1000820	100	125	13	20.1	22.0	0.280

SaiFan Bearing Advantage

NO.1 Professional Bearing Manufacture Production

Jinan Saifan Bearing Co., Ltd is a professional bearing manufacture located in Jinan, Shandong. We are established in year 2005 and we have 10 years experience in bearing manufacture.

We mainly produce wheel hub bearings, ball bearings, roller bearings etc.

We have abundant technical force, advanced technical machines, and complete detection ways. We can produce P0 -P4, Z2 Z3 Z4 grade bearings. We own a dozens of technical experts who compose to a high-quality professional marketing team which supply high quality service in the pre-sales, sale and after-sales; we can also produce bearings according customers’ request.

NO.2 Strict Production Process

NO.3 Provide Standard quality and competitive price products for customers

SAIFAN PACKAGE & SHIPPING

SaiFan Exhibition

Why Choose SaiFan

ONLY THE BEST STEEL

ONLY THE BEST RUBBER

Saifan only uses the best chrome steel. All Saifan parts that contain metal use an expensive heat treatment process that improves metal strength and performance, also our parts use a higher level of polish to allow the bearing to roll smoother and last longer.

Each Individual component of this part is made with high quality materials. Unlike our competitors Saifan uses only high quality Natural Rubber (75%) and (25%) synthetic Rubber. This means that it is more durable, will last longer, and can handle temperatures from -40 to +140 degrees. The Rubber won’t rub off on your hand like the cheap replacement parts offered by competitors

ONLY THE BEST STEEL

ONLY THE BEST RUBBER

All Saifan Parts come with a 1 Year Warranty backed by great customer service.

The synthetic lubricant Saifan uses is 10x as expensive as our competitors, and lasts 3x as long.

GERMANY QUALITY CONTROL

Saifan Germany quality control experts ensure that all parts are of the utmost quality. We have specially developed metals and rubbers that create a super durable and long lasting end product.