Hollow Rollers with One-Way Clutches

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Hollow Rollers with One-Way Clutches:Related Image

Type	Material			Surface Treatment (Lining)	Hardness
	Core	Bearing	One Way Clutch
ROROWA	Aluminum Alloy	Steel	EN 1.0330 Equiv.	Clear Anodize	-
ROROWAU				Urethane (Natural Color)	Shore A90
ROROWAG					Shore A70
ROROWAH					Shore A50

Surface treatment is not applied to shaft end and I.D.
Urethane is baked on the outer circumference of the core material.
Since the drawing surface of pipe is unpolished, the inner diameter d1 is distorted to some extent.

Specifications

Part Number	-	T	-	d	-	L
ROROWA30 ROROWAU40	-	T5	- -	12 20	- -	L300 L250

Part Number		Urethane Thickness T Selection	d	L	One Way Clutch Allowable Torque (Nm)		Bearing Used	D₁	D₂	B₁	B	d₁
Type	D	Urethane Thickness T Selection	d	10mm Increment	Shaft: h5 Tolerance	Shaft: h6 Tolerance	Bearing Used	D₁	D₂	B₁	B	d₁
Core Only ROROWA Urethane Baked ROROWAU ROROWAG ROROWAH	20	3 5	8	50~100	3.2	1.6	B688ZZ	12	16	5	12	10
	30		12	50~300	12.2	6.1	B6901ZZ	18	24	6	16	15
	40		20		28.5	14.3	B6804ZZ	26	32	7	16	22
	50		20		28.5	14.3	B6904ZZ	26	37	9	16	22
	50		25		66	33	B6905ZZ	32	42	9	20	27

Commercially available HF type one way clutch is used. Relief is added to the end faces to prevent contacts with the bearing inner ring.

Alterations

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Part Number
ROROWA20-8-L[50-100/10]
ROROWA20-8-LC[51-99/1]
ROROWA30-12-L[50-300/10]
ROROWA30-12-LC[51-299/1]
ROROWA40-20-L[50-300/10]
ROROWA40-20-LC[51-299/1]
ROROWA50-20-L[50-300/10]
ROROWA50-20-LC[51-299/1]
ROROWA50-25-L[50-300/10]
ROROWA50-25-LC[51-299/1]

Minimum order quantity	Standard Shipping Days ?	RoHS	Roller Type	Urethane Rubber Processing	Metal part outer diameter D (mm)	Length (mm)	I.D. d (mm)	Urethane/Rubber Hardness	Urethane/Rubber Material	Urethane/Rubber Color	Urethane Thickness T	L	L (mm)	L Dimension Change (Configurable in 1mm Increment) [LC]
1	9 Days	10	Metal Rollers	-	20	Up to 50 / Up to 100	8	-	-	-	-	50 ～ 100	-	-
1	9 Days	10	Metal Rollers	-	20	Up to 50 / Up to 100	8	-	-	-	-	-	-	51 ～ 99
1	9 Days	10	Metal Rollers	-	30	Up to 50 / Up to 100 / Up to 300	12	-	-	-	-	50 ～ 300	-	-
1	9 Days	10	Metal Rollers	-	30	Up to 50 / Up to 100 / Up to 300	12	-	-	-	-	-	-	51 ～ 299
1	9 Days	10	Metal Rollers	-	40	Up to 50 / Up to 100 / Up to 300	20	-	-	-	-	50 ～ 300	-	-
1	9 Days	10	Metal Rollers	-	40	Up to 50 / Up to 100 / Up to 300	20	-	-	-	-	-	-	51 ～ 299
1	9 Days	10	Metal Rollers	-	50	Up to 50 / Up to 100 / Up to 300	20	-	-	-	-	50 ～ 300	-	-
1	9 Days	10	Metal Rollers	-	50	Up to 50 / Up to 100 / Up to 300	20	-	-	-	-	-	-	51 ～ 299
1	9 Days	10	Metal Rollers	-	50	Up to 50 / Up to 100 / Up to 300	25	-	-	-	-	50 ～ 300	-	-
1	9 Days	10	Metal Rollers	-	50	Up to 50 / Up to 100 / Up to 300	25	-	-	-	-	-	-	51 ～ 299