/ Single row cylindrical roller bearings

cylindrical roller bearing single row

1.Product Introduction: With a single-row structure, having good radial rigidity and high rotational speed, suitable for high-speed rotating shaft systems.
2.Structure Type: The inner ring / outer ring have double ribs, with a single row of rollers + cage, and it is open - type / with dust cover / seal ring, and the inner ring / outer ring are separable.
3.Size Range: Inner diameter 10 - 500mm, outer diameter 26 - 1000mm, width 8 - 200mm.
4.Material: Inner ring / outer ring / rollers: GCr15/GCR15SIMN/20Cr2Ni4A, cage: stamped steel / brass.
5.Precision: P0/P6 level, high-speed precision version is P5/P4 level.
6.Application Fields: Electric motors, machine tool spindles, automobile gearboxes, reducers.
7.Key Inspection Items: Radial clearance, roller parallelism, operation noise.

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Product Description

Data Sheet

High-Performance Single Row Cylindrical Roller Bearings for Extreme Reliability

When your machinery demands unmatched radial load capacity and precision, cylindrical roller bearing single row solutions from LUOYANG INNO BEARING CO., LTD deliver. Engineered for heavy-duty applications like wind turbine gearboxes and high-speed medical equipment, our bearings combine 30+ years of manufacturing expertise with advanced materials like GCr15 steel. Withstand radial loads up to 800 kN, temperatures from -30°C to 150°C, and harsh environments (dust, moisture) while maintaining P4-level precision and ultra-low noise (<35dB).

product-750-750

Why Choose Our Single Row Cylindrical Roller Bearings?

1. Optimized Radial Load Handling & Durability

Our single row cylindrical roller bearings feature a robust single-row design with double-ribbed inner/outer rings for maximum radial rigidity. Key benefits:

High-Speed Performance: Stable operation up to 3,500 RPM (standard) and 6,000 RPM (precision-grade).
Material Excellence: GCr15/GCR15SIMN rollers hardened to HRC 60-65 for wear resistance.
Sealing Options: Open, dust cover, or contact seals (IP67) for contamination protection.

2. Precision-Crafted Technical Specifications

Parameter	Range/Specification
Inner Diameter	10mm – 500mm (Standard), up to φ5000mm (Custom)
Outer Diameter	26mm – 1000mm
Width	8mm – 200mm
Precision Class	P0, P6 (Standard); P5, P4 (High-Speed)
Dynamic Load	Up to 800 kN (Custom Offshore Series)

Download: CAD Models & Dimension Charts

3. Industry-Proven Application Scenarios

Wind Energy: Gearbox bearings with 200,000+ hour lifespan (ISO 15243:2017 tested).
Medical Devices: Ultra-low noise (<35dB) models for MRI machines and centrifuges.
Port Machinery: Corrosion-resistant coatings for saltwater environments (DNV GL-ST-0376 compliant).

4. Tailored Customization for Unique Demands

Need non-standard solutions? We adapt:

Oversized Bearings: Up to φ5000mm outer diameter.
Material Upgrades: Stainless steel (AISI 440C) or ceramic hybrids for acidic/abrasive conditions.
Cage Designs: Brass or PTFE cages to reduce friction in high-RPM applications.

Lead Time: 25-30 days for custom orders (prototyping available).

5. Rigorous 3-Stage Quality Assurance

Every cylindrical roller bearing single row undergoes:

1. Material Inspection: Spectrometer checks for alloy composition.

2. In-Process Checks: Grinding accuracy ≤1μm; roller parallelism ≤0.005mm.

3. Final Validation: Vibration analysis (ISO 15242), 72-hour lifespan simulation.

Result: 99.9% defect-free rate since 2022.

6. Fast Global Delivery & Inventory

Stock Availability: 1,000+ standard units ready to ship in 48 hours.
Regional Warehouses: EU (Germany), North America (USA), Asia (China).
Packaging: Anti-rust coating + wooden crates for overseas transport.

7. Full-Cycle Technical Support

From installation to retirement, we assist with:

Bearing Failure Analysis: Free inspection reports within 24 hours.
IoT Integration: Real-time vibration/temperature monitoring tools.
Lifecycle Management: Regreasing schedules and remanufacturing services.

FAQ: Your Top Questions Answered

Q1: Can your bearings handle saltwater corrosion in offshore turbines?

Yes! Our Offshore Premium series uses super-corrosion-resistant coatings validated per DNV GL-ST-0376.

Q2: What’s the minimum order quantity (MOQ)?

MOQ starts at 10 units for custom designs.

Q3: How do you ensure precision in high-temperature environments?

We use thermal-stable materials (20Cr2Ni4A) and post-grinding heat treatment stabilization.

Q4: Do you provide installation support?

Our engineers offer 24/7 remote guidance and on-site mapping for complex installations.

Q5: What certifications do you hold?

ISO 9001, ISO 14001, and CE Marking. Custom certifications available upon request.

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Need a Quote or Technical Advice?

Email our experts: sales@inno-bearing.com

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Optimize your machinery with cylindrical roller bearing single row solutions built for endurance. Contact us today.

d 90～100mm
Overall Dimensions					Rated Load		Limiting Rotational Speed		Bearing Designation		Shaft Diameter	Other Dimensions				Mounting Dimensions					Weight
d	D	B	rmin	r1min	Dynamic Load C	Static Load C₀	Grease	Oil	Current Model	Original Model	Shaft Diameter	d1	D1	E	F	damin	Damax	Dbmin	ramax	rbmax	Weight
mm					kN		r/min				mm	mm				mm					kg
90	160	30	2	2	163	195	3600	4300	N218M		90	114		143	107	100	150		2	2	2.55
	160	30	2	2	163	195	3600	4300	NU218M		90		135			100	150	150	2	2	2.62
	160	30	2	2	163	195	3600	4300	NF218M		90	114	136	143	15		150		2	2	2.42
	190	43	3	3	261	297	2800	3400	NU 318M	32318H	90		154		115	104	176		2.5	2.5	6.2
	190	43	3	3	261	297	2800	3400	NU 318Q1/P63S0	3E32318QT	90		154			104	176		2.5	2.5	6.2
	190	43	3	3	322	362	2800	3400	NU318EF1		90		161		114	104	176		2.5	2.5	7.7
	190	43	3	3	261	297	2800	3400	N 318	2318	90	125		165		104		169	2.5	2.5	5.46
	190	43	3	3	355	362	2800	3400	NU 318EM
	190	64	3	3	430	530	2800	3400	NU2318M		90		159		114	104	176		2.5	2.5	8.87
	190	64	3	3	430	530	2800	3400	NJ 2318EM/C9S0		90	124	159		114	104	176		2.5	2.5	9.51
95	200	45	3	3	340	395	2600	3200	N319EL	2319EL	95	132		178		108		178	2.5	2.5	6.44
	200	45	3	3	340	395	2600	3200	NU319EL1		95		170		122	108	186		2.5	2.5	6.52
	200	45	3	3	340	395	2600	3200	N319EF1		95	132		178		108		178	2.5	2.5	8.69
	200	45	3	3	340	395	2600	3200	NU 319EF¹		95		170		122	108	186		2.5	2.5	8.77
	200	67	3	3	458	580	2600	3200	NJ2319EF1		95	132	168		122	108	187		2.5	2.5	13.1
	200	67	3	3	433	538	2600	3200	NU 2319EM		95	132	168		122	108	187		2.5	2.5	10.2
	200	67	3	3	411	496			NU 2319QY		95		164		122	108	187		2.5	2.5	10.5
	220	67	3	3	518	610	2400	3000	NF619	3-256	95	137	182	193			108	200	2.5	2.5	13.9
100	180	34	2.1	2.1	183	217	3200	3800	NJ220M	42220H	100	128	151		120	111	169		r	2	3.98
	180	34	2.1	2.1	227	270	3200	3800	N220EM		100	127		163		111		164	r	2	3.93
	180	46	2.1	2.1	333	444	3200	3800	NU2220EM/P5		100		156.5		119	111	169		2	2	5
	180	50	2.5	2.5	258	315	3200	3800	NJ 2220X2M	42720H	100	128	151		120	111	169		2	2	5.91
	215	47	3	3	390	440	2400	3000	N320EF1		100	139		192		114	202	202	2.5	2.5	8.08
	215	47	3	3	408	440	2400	3000	NJ320EM		100	139.1	182.3		127.	5114	202		2.5	2.5	8.67
	215	73	3	3	524	505	2400	3000	N 2320EM	2620EH	100	139		192		114	202		2.5	2.5	14.4
	215	73	3	3	524	505	2400	3000	NU 2320EM	32620EH	100		182		128	114	202		2.5	2.5	14.3
d 100~120mm
Overall Dimensions					Rated Load		Limiting Rotational Speed		Bearing Designation		Shaft Diameter	Other Dimensions				Mounting Dimensions					Weight
d	D	B	rmin	r1min	Dynamic Load C	Static Load C₀	Grease	Oil	Current Model	Original Model	Shaft Diameter	d1	D1	E	F	damin	Damax	Dbmin	ramax	rbmax	Weight
mm					kN		r/min				mm	mm				mm					kg
100	215	73	3	3	524	505	2400	3000	NU 2320EM/YA1	32620HY	100		182		128	114	202		2.5	2.5	14.3
	215	73	3	3	536	726	2400	3000	NJ2320EQ1/P63S0	3E42620EQT	100	140	182		128	114	202		2.5	2.5	133
	215	73	3	3	536	726	2400	3000	NJ 2320EM/C9S0		100	140	182		128	114	202		2.5	2.5	14.3
105	160	26	2	1.1	105	142	4000	4800	NF1021M	12121H	105	125	141	146			151		2	1	1.99
110	170	28	2	1.1	144	195	3800	4500	NU1022M		110		149		125	117	161		2	1	2.34
	200	38	2.1	2.1	266	323	2800	3400	NJ222EM		110	141	174		133	122	188		2	2	5.26
	200	38	2.1	2.1	266	323	2800	3400	NU 222EM		110		174		133	122	188		2	2	5.19
	200	38	2.1	2.1	266	323	2800	3400	N222 EM		110	141		181		122		182	2	2	5.33
	200	38	2.1	2.1	266	323	2800	3400	NU 222EQ1/P53SO		110		174		133	122	188		2	2	5.41
	200	69.85	2	4	402	655	2800	3400	LY-N006		110		171		133	122	188		2	3	9
	240	50		3	411	545	2000	2600	N322E	2322EL	110	155	198	211		124		215	2.5	2.5	10.5
	240	50	3	3	411	545	2000	2600	NJ322EQ		110	155	198		143	124	226		2.5	2.5	12.7
	240	50	3	3	411	545	2000	2600	N322EM		110	154	198	207		124		21	2.5	2.5	12.1
	240	50	3	3	411	545	2000	2600	NJ322EM		110	155	198		143	124	226		2.5	2.5	12.9
	240	80	3	3	621	735	2000	2600	NU 2322EM	32622EH	110		201		143	124	226		2.5	2.5	19.9
	240	80	3	3	621	735	2000	2600	NJ2322EM/YA1	32622EAY	110		201		143	124	226		2.5	2.5	19.9
	240	80	3	3	635	822	2000	2600	NU 2322EQ1/P63S0		110		201		143	124	226		2.5	2.5	19.1
	260	92	3	3	796	971	1800	2400	NF622	3-257	110	161	214	227			226		2.5	2.5	27.4
	280	65	4	4	555	631	2000	2600	NJ422M		110	170	223		155	126	264		3	3	22
	280	65	4	4	555	631	2000	2600	NJ422Q1/C350		110	170	223		155	126	264		3	3	22
120	215	40	2.1	2.1	282	355	2400	3000	NU 224EQ1	3D32224EQT	120		184		144	131	204		2	2	7.07
	215	40	2.1	2.1	300	420	2400	3000	N224M	2224H	120	153	188	192		131		196	7	2	6.19
	215	40	2.1	2.1	300	420	2400	3000	NU 224M	32224H	120		182		144	131	204		2	2	6.47
	215	40	2.1	2.1	300	420	2400	3000	NJ224M	42224H	120	152	182		144	131	204		2	2	6.48
	215	40	2.1	2.1	342	433	2400	3000	NJ224EM		120	152	188		144	140	204		2	2	6.5
	215	58	2.1	2.1	380	520	2400	3000	N 2224M		120	152		192		140		204	2	2	9.4