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Ultra-Class Pillow Block Unit with Set Screw
Ultra-Class Pillow Block Units
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Bore Size d (in)
Bore Size d (mm)
Bolt Hole Spacing J (in)
Bolt Hole Spacing J (mm)
Total Length L (in)
Total Length L (mm)
Base Width A (in)
Base Width A (mm)
Shaft Height H (in)
Shaft Height H (mm)
Total Height H2 (in)
Total Height H2 (mm)
Item # |
d |
J |
L |
A |
H |
H2 |
Lubrication |
Ball Material |
Outside Diameter |
Outside Diameter |
Bore Type |
Outside Ring Width |
Inside Ring Width |
Clearance |
Cage Material |
Precision Rating |
Radial Dynamic Load Rating |
Radial Static Load Rating |
Rotational Speed [Max]-Grease |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ARP-1 | d N/A 1 in25.400 mm | J N/A 4-1/8 in104.8 mm | L N/A 5.5 in139.7 mm | A N/A 1.5 in38.1 mm | H N/A 1-7/16 in36.5 mm | H2 N/A 2.7813 in70.6 mm | Lubrication N/A | Ball Material N/A | Outside Diameter N/A | Outside Diameter N/A | Bore Type N/A | Outside Ring Width N/A | Inside Ring Width N/A | Clearance N/A | Cage Material N/A | Precision Rating N/A | Radial Dynamic Load Rating N/A | Radial Static Load Rating N/A | Rotational Speed [Max]-Grease N/A |
| ARP-1.1/2 | d N/A 1-1/2 in38.100 mm | J N/A 5-3/8 in136.5 mm | L N/A 7.25 in184.2 mm | A N/A 2.125 in54.0 mm | H N/A 1-15/16 in49.2 mm | H2 N/A 3.8438 in97.6 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 3.15 in80 mm | Outside Diameter N/A 3.1500 in80.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.866 in22.000 mm | Inside Ring Width N/A 1.575 in40 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 6542 lbf29100 N | Radial Static Load Rating N/A 4002 lbf17800 N | Rotational Speed [Max]-Grease N/A 2800 rpm |
| ARP-1.1/4 | d N/A 1-1/4 in31.750 mm | J N/A 5-1/8 in130.2 mm | L N/A 6.5625 in166.7 mm | A N/A 1.875 in47.6 mm | H N/A 1-7/8 in47.6 mm | H2 N/A 3.6563 in92.9 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.835 in72 mm | Outside Diameter N/A 2.835 in72.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.74800 in19.000 mm | Inside Ring Width N/A 1.378 in35 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 5778 lbf25700 N | Radial Static Load Rating N/A 3440 lbf15300 N | Rotational Speed [Max]-Grease N/A 3150 rpm |
| ARP-1.1/4S | d N/A 1-1/4 in31.750 mm | J N/A 4-5/8 in117.5 mm | L N/A 6.5 in165.1 mm | A N/A 1.875 in47.6 mm | H N/A 1-11/16 in42.9 mm | H2 N/A 3.2813 in83.3 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.441 in62 mm | Outside Diameter N/A 2.441 in62.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.709 in18.000 mm | Inside Ring Width N/A 1.1810 in30.000 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 4384 lbf19500 N | Radial Static Load Rating N/A 2540 lbf11300 N | Rotational Speed [Max]-Grease N/A 3650 rpm |
| ARP-1.1/8 | d N/A 1-1/8 in28.575 mm | J N/A 4-5/8 in117.5 mm | L N/A 6.5 in165.1 mm | A N/A 1.875 in47.6 mm | H N/A 1-11/16 in42.9 mm | H2 N/A 3.2813 in83.3 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.441 in62 mm | Outside Diameter N/A 2.441 in62.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.709 in18.000 mm | Inside Ring Width N/A 1.1810 in30.000 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 4384 lbf19500 N | Radial Static Load Rating N/A 2540 lbf11300 N | Rotational Speed [Max]-Grease N/A 3650 rpm |
| ARP-1.11/16 | d N/A 1-11/16 in42.863 mm | J N/A 5-7/8 in149.2 mm | L N/A 7.4688 in189.7 mm | A N/A 2.125 in54.0 mm | H N/A 2-1/8 in54.0 mm | H2 N/A 4.1875 in106.4 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 3.346 in85 mm | Outside Diameter N/A 3.346 in85.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.866 in22.000 mm | Inside Ring Width N/A 1.634 in41.5 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 7306 lbf32500 N | Radial Static Load Rating N/A 4609 lbf20500 N | Rotational Speed [Max]-Grease N/A 2600 rpm |
| ARP-1.15/16 | d N/A 1-15/16 in49.213 mm | J N/A 6-7/32 in158.0 mm | L N/A 8.125 in206.4 mm | A N/A 2.375 in60.3 mm | H N/A 2-1/4 in57.2 mm | H2 N/A 4.5 in114.3 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 3.543 in90 mm | Outside Diameter N/A 3.543 in90.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.866 in22.000 mm | Inside Ring Width N/A 1.693 in43 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 7891 lbf35100 N | Radial Static Load Rating N/A 5193 lbf23100 N | Rotational Speed [Max]-Grease N/A 2350 rpm |
| ARP-1.3/16 | d N/A 1-3/16 in30.163 mm | J N/A 4-5/8 in117.5 mm | L N/A 6.5 in165.1 mm | A N/A 1.875 in47.6 mm | H N/A 1-11/16 in42.9 mm | H2 N/A 3.2813 in83.3 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.047 in52 mm | Outside Diameter N/A 2.0470 in52.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.591 in15.000 mm | Inside Ring Width N/A 1.063 in27 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 4451 lbf19800 N | Radial Static Load Rating N/A 2540 lbf11300 N | Rotational Speed [Max]-Grease N/A 3650 rpm |
| ARP-1.3/4 | d N/A 1-3/4 in44.450 mm | J N/A 5-7/8 in149.2 mm | L N/A 7.4688 in189.7 mm | A N/A 2.125 in54.0 mm | H N/A 2-1/8 in54.0 mm | H2 N/A 4.1875 in106.4 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 3.346 in85 mm | Outside Diameter N/A 3.346 in85.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.866 in22.000 mm | Inside Ring Width N/A 1.634 in41.5 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 7351 lbf32700 N | Radial Static Load Rating N/A 4609 lbf20500 N | Rotational Speed [Max]-Grease N/A 2600 rpm |
| ARP-1.3/8 | d N/A 1-3/8 in34.925 mm | J N/A 5-1/8 in130.2 mm | L N/A 6.5625 in166.7 mm | A N/A 1.875 in47.6 mm | H N/A 1-7/8 in47.6 mm | H2 N/A 3.6563 in92.9 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.835 in72 mm | Outside Diameter N/A 2.835 in72.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.74800 in19.000 mm | Inside Ring Width N/A 1.378 in35 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 5778 lbf25700 N | Radial Static Load Rating N/A 3440 lbf15300 N | Rotational Speed [Max]-Grease N/A 3150 rpm |
| ARP-1.5/8 | d N/A 1-5/8 in41.275 mm | J N/A 5-7/8 in149.2 mm | L N/A 7.4688 in189.7 mm | A N/A 2.125 in54.0 mm | H N/A 2-1/8 in54.0 mm | H2 N/A 4.1875 in106.4 mm | Lubrication N/A | Ball Material N/A | Outside Diameter N/A | Outside Diameter N/A | Bore Type N/A | Outside Ring Width N/A | Inside Ring Width N/A | Clearance N/A | Cage Material N/A | Precision Rating N/A | Radial Dynamic Load Rating N/A | Radial Static Load Rating N/A | Rotational Speed [Max]-Grease N/A |
| ARP-1.7/16 | d N/A 1-7/16 in36.513 mm | J N/A 5-1/8 in130.2 mm | L N/A 6.5625 in166.7 mm | A N/A 1.875 in47.6 mm | H N/A 1-7/8 in47.6 mm | H2 N/A 3.6563 in92.9 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.835 in72 mm | Outside Diameter N/A 2.835 in72.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.74800 in19.000 mm | Inside Ring Width N/A 1.378 in35 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 5778 lbf25700 N | Radial Static Load Rating N/A 3440 lbf15300 N | Rotational Speed [Max]-Grease N/A 3150 rpm |
| ARP-1.7/8 | d N/A 1-7/8 in47.625 mm | J N/A 6-7/32 in158.0 mm | L N/A 8.125 in206.4 mm | A N/A 2.375 in60.3 mm | H N/A 2-1/4 in57.2 mm | H2 N/A 4.5 in114.3 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 3.543 in90 mm | Outside Diameter N/A 3.543 in90.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.866 in22.000 mm | Inside Ring Width N/A 1.693 in43 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 8768 lbf39000 N | Radial Static Load Rating N/A 5216 lbf23200 N | Rotational Speed [Max]-Grease N/A 2350 rpm |
| ARP-1/2 | d N/A 1/2 in12.700 mm | J N/A 3-5/8 in92.1 mm | L N/A 5 in127.0 mm | A N/A 1.5 in38.1 mm | H N/A 1-3/16 in30.2 mm | H2 N/A 2.4375 in61.9 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 1.575 in40 mm | Outside Diameter N/A 1.575 in40.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.512 in13.000 mm | Inside Ring Width N/A 0.886 in22.500 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 2158 lbf9600 N | Radial Static Load Rating N/A 1034 lbf4600 N | Rotational Speed [Max]-Grease N/A 8000 rpm |
| ARP-15/16 | d N/A 15/16 in23.813 mm | J N/A 4-1/8 in104.8 mm | L N/A 5.5 in139.7 mm | A N/A 1.5 in38.1 mm | H N/A 1-7/16 in36.5 mm | H2 N/A 2.7813 in70.6 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.047 in52 mm | Outside Diameter N/A 2.0470 in52.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.591 in15.000 mm | Inside Ring Width N/A 1.063 in27 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 3485 lbf15500 N | Radial Static Load Rating N/A 1765 lbf7850 N | Rotational Speed [Max]-Grease N/A 4450 rpm |
| ARP-2 | d N/A 2 in50.800 mm | J N/A 6-15/16 in176.2 mm | L N/A 8.625 in219.1 mm | A N/A 2.375 in60.3 mm | H N/A 2-1/2 in63.5 mm | H2 N/A 4.9688 in126.2 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 3.937 in100 mm | Outside Diameter N/A 3.93700 in100.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.945 in24 mm | Inside Ring Width N/A 1.693 in43 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 9734 lbf43300 N | Radial Static Load Rating N/A 6542 lbf29100 N | Rotational Speed [Max]-Grease N/A 2150 rpm |
| ARP-2.3/16 | d N/A 2-1/8 in53.975 mm | J N/A 6-15/16 in176.2 mm | L N/A 8.625 in219.1 mm | A N/A 2.375 in60.3 mm | H N/A 2-1/2 in63.5 mm | H2 N/A 4.9688 in126.2 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 3.937 in100 mm | Outside Diameter N/A 3.93700 in100.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.945 in24 mm | Inside Ring Width N/A 1.693 in43 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 9734 lbf43300 N | Radial Static Load Rating N/A 6542 lbf29100 N | Rotational Speed [Max]-Grease N/A 2150 rpm |
| ARP-25 | d N/A 31/32 in25.000 mm | J N/A 4-1/8 in104.8 mm | L N/A 5.5 in139.7 mm | A N/A 1.5 in38.1 mm | H N/A 1-7/16 in36.5 mm | H2 N/A 2.7813 in70.6 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.047 in52 mm | Outside Diameter N/A 2.0470 in52.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.591 in15.000 mm | Inside Ring Width N/A 1.063 in27 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 3485 lbf15500 N | Radial Static Load Rating N/A 1765 lbf7850 N | Rotational Speed [Max]-Grease N/A 4450 rpm |
| ARP-2S | d N/A 2 in50.800 mm | J N/A 6-7/32 in158.0 mm | L N/A 8.125 in206.4 mm | A N/A 2.375 in60.3 mm | H N/A 2-1/4 in57.2 mm | H2 N/A 4.5 in114.3 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.047 in52 mm | Outside Diameter N/A 2.0470 in52.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.591 in15.000 mm | Inside Ring Width N/A 1.063 in27 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 7891 lbf35100 N | Radial Static Load Rating N/A 5193 lbf23100 N | Rotational Speed [Max]-Grease N/A 2350 rpm |
| ARP-3/4 | d N/A 3/4 in19.050 mm | J N/A 3-25/32 in96.0 mm | L N/A 5 in127.0 mm | A N/A 1.5 in38.1 mm | H N/A 1-5/16 in33.3 mm | H2 N/A 2.5625 in65.1 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 1.85 in47 mm | Outside Diameter N/A 1.85 in47.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.591 in15.000 mm | Inside Ring Width N/A 1.004 in25.5 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 3192 lbf14200 N | Radial Static Load Rating N/A 1495 lbf6650 N | Rotational Speed [Max]-Grease N/A 5000 rpm |
| ARP-5/8 | d N/A 5/8 in15.875 mm | J N/A 3-5/8 in92.1 mm | L N/A 5 in127.0 mm | A N/A 1.5 in38.1 mm | H N/A 1-3/16 in30.2 mm | H2 N/A 2.4375 in61.9 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 1.575 in40 mm | Outside Diameter N/A 1.575 in40.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.512 in13.000 mm | Inside Ring Width N/A 0.886 in22.500 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 1933 lbf8600 N | Radial Static Load Rating N/A 809 lbf3600 N | Rotational Speed [Max]-Grease N/A 7500 rpm |
| ARP-7/8 | d N/A 7/8 in22.225 mm | J N/A 4-1/8 in104.8 mm | L N/A 5.5 in139.7 mm | A N/A 1.5 in38.1 mm | H N/A 1-7/16 in36.5 mm | H2 N/A 2.7813 in70.6 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.047 in52 mm | Outside Diameter N/A 2.0470 in52.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.591 in15.000 mm | Inside Ring Width N/A 1.063 in27 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 3485 lbf15500 N | Radial Static Load Rating N/A 1765 lbf7850 N | Rotational Speed [Max]-Grease N/A 4450 rpm |
| ARPL-1 | d N/A 1 in25.400 mm | J N/A 4-1/8 in104.8 mm | L N/A 5.5 in139.7 mm | A N/A 1.5 in38.1 mm | H N/A 1-5/16 in33.3 mm | H2 N/A 2.6875 in68.3 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.047 in52 mm | Outside Diameter N/A 2.0470 in52.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.591 in15.000 mm | Inside Ring Width N/A 1.063 in27 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 3147 lbf14000 N | Radial Static Load Rating N/A 1765 lbf7850 N | Rotational Speed [Max]-Grease N/A 4450 rpm |
| ARPL-1.1/4 | d N/A 1-1/4 in31.750 mm | J N/A 5-1/8 in130.2 mm | L N/A 6.5625 in166.7 mm | A N/A 1.875 in47.6 mm | H N/A 1-13/16 in46.0 mm | H2 N/A 3.5938 in91.3 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.835 in72 mm | Outside Diameter N/A 2.835 in72.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.74800 in19.000 mm | Inside Ring Width N/A 1.378 in35 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 5778 lbf25700 N | Radial Static Load Rating N/A 3440 lbf15300 N | Rotational Speed [Max]-Grease N/A 3150 rpm |
| ARPL-1.1/4S | d N/A 1-1/4 in31.750 mm | J N/A 4-5/8 in117.5 mm | L N/A 6.5 in165.1 mm | A N/A 1.875 in47.6 mm | H N/A 1-9/16 in39.7 mm | H2 N/A 3.1563 in80.2 mm | Lubrication N/A Outer Ring | Ball Material N/A Through Hardened | Outside Diameter N/A 2.441 in62 mm | Outside Diameter N/A 2.441 in62.000 mm | Bore Type N/A Cylindrical | Outside Ring Width N/A 0.709 in18.000 mm | Inside Ring Width N/A 1.1810 in30.000 mm | Clearance N/A CN | Cage Material N/A Nylon | Precision Rating N/A ISO Class 0 | Radial Dynamic Load Rating N/A 4384 lbf19500 N | Radial Static Load Rating N/A 2540 lbf11300 N | Rotational Speed [Max]-Grease N/A 3650 rpm |
