21312/21312K Spherical Roller Bearing/Deep Groove/Water pump/Motorcycle Parts/Wheel Bearing with High Rigidity for Construction

• Customization: Available
• Rolling Body: Roller Bearings
• The Number of Rows: Double
• Model NO.: 21312/21312K
• Material: Bearing Steel
• Spherical: Aligning Bearings
• Load Direction: Radial Bearing
• Separated: Unseparated
• Weight: 2.100kg
• Trial order: Acceptable
• Vibration: Z1V1, Z2V2, Z3V3, Z4V4
• Clearance: C2, C0, C3, C4, C5
• Seals Type: Open/(Z)Z/(2)RS
• Precision: P0 P6 P5 P4
• Bore Diameter (mm): 60
• Outer Diameter (mm): 130
• Width (mm): 31
• Lubricant: Oil or Grease
• Certificate: ISO9001:2008
• OEM: Acceptable
• Transport Package: Industrial Packing
• Specification: 60mmX130mmX31mm
• Trademark: GIL
• Origin: China
• Package Size: 20.00cm * 30.00cm * 40.00cm
• Package Gross Weight: 25.000kg

Product Description

Detailed Parameters

21300 - 23000 Series
Bearing No.		dxDxB (mm)			Weight(kg)
21312	21312 K	60	130	31	2.100

Roller Bearings and Applications

Roller bearing:
1. Tapered roller bearing
2. Cylindrical roller bearing
3. Spherical roller bearing
4. Needle roller bearing
5. Thrust roller bearing

Applications:
1. Agriculture
2. Construction
3. Cars and light trucks
4. Industrial transmission
5. Metals
6. Mining & mineral processing
7. Industrial fans
6. Marine
9. Material handling

 

Specifications of Spherical Roller Bearing

21300 - 23000 Series
Bearing No.		dxDxB (mm)			Weight(kg)	Bearing No.		dxDxB (mm)			Weight(kg)
21308	21308 K	40	90	23	0.705	23022	23022 K	110	170	45	3.710
21309	21309 K	45	100	25	0.927	23024	23024 K	120	180	46	4.050
21310	21310 K	50	110	27	1.210	23026	23026 K	130	200	52	5.900
21311	21311 K	55	120	29	1.710	23028	23028 K	140	210	53	6.350
21312	21312 K	60	130	31	2.100	23030	23030 K	150	225	56	7.730
21313	21313 K	65	140	33	2.550	23032	23032 K	160	240	60	9.420
21314	21314 K	70	150	35	3.180	23034	23034 K	170	260	67	12.70
21315	21315 K	75	160	37	3.810	23036	23036 K	180	280	74	16.70
21316	21316 K	80	170	39	4.530	23038	23038 K	190	290	75	17.70
21317	21317 K	85	180	41	5.350	23040	23040 K	200	310	82	22.70
21318	21318 K	90	190	43	6.300	23044	23044 K	220	340	90	29.90
21319	21319 K	95	200	45	7.100	23048	23048 K	240	360	92	33.40
21320	21320 K	100	215	47	8.890	23052	23052 K	260	400	104	48.50
21322	21322 K	110	240	50	11.20	23060	23056 K	300	460	118	72.40
23120	23120 K	100	165	52	4.300	23218	23228 K	90	160	52.4	4.450
23122	23122 K	110	180	56	5.400	23220	23220 K	100	180	60.3	6.470
23124	23124 K	120	200	62	7.700	23222	23222 K	110	200	69.8	9.710
23126	23126 K	130	210	64	8.470	23224	23224 K	120	215	76	12.10
23128	23128 K	140	225	68	10.20	23226	23226 K	130	230	80	14.30
23130	23130 K	150	250	80	15.60	23228	23228 K	140	250	88	18.80
23132	23132 K	160	270	86	19.80	23230	23230 K	150	270	96	24.10
23134	23134 K	170	280	88	21.50	23232	23232 K	160	290	104	30.00
23136	23136 K	180	300	96	25.10	23234	23234 K	170	310	110	36.80
23138	23138 K	190	320	104	35.30	23236	23236 K	180	320	112	39.00
23140	23140 K	200	340	112	43.30	23238	23238 K	190	340	120	47.60
23144	23144 K	220	370	120	53.30	23240	23240 K	200	360	128	57.20
23148	23148 K	240	400	128	65.80	23244	23244 K	220	400	144	80.00
23152	23152 K	260	440	144	91.40	23248	23248 K	240	440	160	108.0
23156	23156 K	280	460	146	97.70	23252	23252 K	260	480	174	141.0
23160	23160 K	300	500	160	131.0	23256	23256 K	280	500	176	150.0
						23260	23260 K	300	540	192	193.0

The Factory
The advantage ball bearing factory located in the bearing manufacturing center - CIXI, China. There are two plants, one specialized in manufacturing common grade ball bearing, another one professional in EMQ bearing with stabilized Z3V3 quality, the factory takes her every effort in purchasing the most advanced bearing processes equipment, and NC automatic facilities are widely used in the factory and has become a bearing factory owning the most advanced processes equipment in China. The Granville own ball bearing factory division manufacturing a whole range of radial deep groove ball bearings, open - shield - sealed - chrome steel, and stainless steel available. 

Product Offering
Bore size	3mm and up
Closures	Open Non-contact metallic shields Non-contact seals Contact seals
Ring Material	52100 chrome steel 440C stainless steel 420C stainless steel
Seal Materiial	Nitrile, Polyacrylic, Viton
Retainer	Riveted steel Crimped steel Crowned steel Crowned nylon
Precision Class	ABEC-1, ABEC-3, ABEC-5, ABEC-7
Radial Clearance	C2, C0, C3, C4, C5
Heat Stabilization	S0, S1, S2, S3

Manufacturing Processes
Granville, as a manufacturer of high-quality products, guarantees compliance with the highest standards relative to the use of the best steel quality in the production process, the highest standards in the design of contact surfaces, as well as the most efficient packing and lubrication of parts.

From material coming, quality control through all processes except internal test, goods to third party inspection if required. After the center of inspection and experiment is founded, effective methods of inspecting all kinds of row materials are mastered and then the reliability of bearings is ensured. 

One of our main objectives is the continued improvement in the quality of our products and processes, in pursuit of which we obtained ISO certification 9001:2008 and TS16949.

Quality Control

Advantage Manufacturing Processes and Quality Control
01	Heat Treatment
02	Centerless Gringing Machine 11200(most advanced)
03	Automatic Production Lines for Raceway
04	Automatic Production Lines for Raceway
05	Ultrasonic Cleaning of Rings
06	Automatic Assembly
07	Ultrasonic Cleaning of Bearings
08	Automatic Greasing,Seals Pressing
09	Measurement of Bearing Vibration(Acceleration)
10	Measurement of Bearing Vibration(speed)
11	Laser Marking
12	Automatic Packing

 

Packing & Shipping

Packing	1.Industrial exporting package
	2.Individual plastic / carton / pallet
	3.As the customer's requirements
Delivery date	30-60 days for normal order

Company Profile

Granville group start in London and in order to adapt to the international market situation and enterprise development, Granville gradually oriented to global markets through resource integration, the Granville's businesses are present across five continents. We operate in four industry clusters: Components for Industry and automotive; Machine tools and mechatronics; Energy and New Materials, and Healthcare.

Comprehensive product range:

--- Bearings
--- Oil seals, Transmission belt
--- Chain and Sprocket
--- Hub assembly & Wheel bearings
--- Coupling, castings
--- Linear motion

Values
--- Behavior-based, service-oriented, focused on results and committed to continuous improvement

Focus
--- supply chain management and customer service

Advantages
1. Advanced Automatic Lines
2. Comprehensive Range
3. Premium Quality
4. Sustainability