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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
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Description
HR30312J NSKHR30312J ISO 2FB ISO355 dimension series approx. d 60 mm Bore diameter D 130 mm Outside diameter T 33. 5 mm Total width B 31 mm Width of inner ring C 26 mm Width of outer ring Cup r (min.) 2. 5 mm Chamfer dimension of outer ring (Cup) Cone r (min.) 3 mm Chamfer dimension of inner ring (Cone) Cr 214000 N Basic dynamic load rating C0r 201000 N Basic static load rating Grease 3000 min 1 Grease lubrication Oil (Oil bath) 4000 min 1 Oil bath lubrication a
| HR30312J |
| ISO | 2FB | ISO355 dimension series approx. |
| d | 60 | mm | Bore diameter |
| D | 130 | mm | Outside diameter |
| T | 33.5 | mm | Total width |
| B | 31 | mm | Width of inner ring |
| C | 26 | mm | Width of outer ring |
| Cup r (min.) | 2.5 | mm | Chamfer dimension of outer ring (Cup) |
| Cone r (min.) | 3 | mm | Chamfer dimension of inner ring (Cone) |
| Cr | 214000 | N | Basic dynamic load rating |
| C0r | 201000 | N | Basic static load rating |
| Grease | 3000 | min-1 | Grease lubrication |
| Oil (Oil-bath) | 4000 | min-1 | Oil-bath lubrication |
| a | 26 | mm | Effective load center |
| da (min.) | 78 | mm | Diameter of shaft abutment (min) |
| Db (min.) | 120 | mm | Diameter of housing abutment |
| Da (min.) | 112 | mm | Diameter of housing abutment |
| Da (max.) | 118 | mm | Diameter of housing abutment |
| Sa | 4 | mm | Minimum width of space required in housing on large side face |
| Sb | 7.5 | mm | Minimum width of space required in housing on small side face |
| db (max.) | 77 | mm | Diameter of shaft abutment |
| ra (max.) | 2.5 | mm | Radius of shaft or housing fillet of inner ring |
| ra (max.) | 2 | mm | Radius of shaft or housing fillet of outer ring |
| e | 0.35 | Constant | |
| Y0 | 0.96 | Axial load Factors | |
| Y1 | 1.7 | Axial load Factors |
| Mass approx. | 2.03 | kg | Mass approx. |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 15 reviews
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Product Reviews
★★★★★ 3
Too small
I was expecting a smaller ball launcher that would still launch regular size tennis balls. Nope
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 7, 2024
★★★★★ 5
Made for small dog
Do not get this size unless you have a very small dog.
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Reviewed in the United States on June 9, 2023
★★★★★ 3
Wrong size
The description said that the chucker was compatible for regular size tennis balls, but it is only for smaller balls. So I never used it, returned to find a larger size.
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Reviewed in the United States on March 14, 2024
★★★★★ 5
Dog loves this ball
Size: Large
Nice ball dog loves it good value
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Reviewed in the United States on April 6, 2026
★★★★★ 5
Well made, tough enough for our dog
Size: Large
Leroy loves this ball, we get tired of throwing it for him tho
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Reviewed in the United States on January 21, 2026