NTN BEARING CORPORATION OF AMERICA
NTN BEARING CORPORATION OF AMERICA
Head Office
1600 E. Bishop Court, P.O. Box 7604
Mount Prospect, IL 60056-7604, U.S.A.
Phone: 847-298-7500
Fax: 847-699-9744
Toll Free: 800-323-2358
Email: mkt@ntnamerica.com
Website: www.ntnamericas.com
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Pillow Block Unit, Cast Housing, Set Screw, UCP/UCPX Type - Dimensions
Unit of Measure
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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

Rotational Speed [Max]-Oil

UCP317-305D1 N/A 3.3125 in84.138 mm N/A 12.5937 in320.0 mm N/A 16.5312 in420.0 mm N/A 4.3437 in110.0 mm N/A 4.4062 in112.0 mm N/A 8.6562 in220.0 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCP317-307D1 N/A 3.4375 in87.313 mm N/A 12.5937 in320.0 mm N/A 16.5312 in420.0 mm N/A 4.3437 in110.0 mm N/A 4.4062 in112.0 mm N/A 8.6562 in220.0 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCP317D1 N/A 3.3460 in85.000 mm N/A 12.5937 in320.0 mm N/A 16.5312 in420.0 mm N/A 4.3437 in110.0 mm N/A 4.4062 in112.0 mm N/A 8.6562 in220.0 mm N/A Outer Ring N/A Through Hardened N/A 7.0870 in180.000 mm N/A 7.0870 in180.000 mm N/A Cylindrical N/A 1.8500 in47.000 mm N/A 3.7800 in96.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 29900 lbf133000 N N/A 21807 lbf97000 N N/A 1750 RPM N/A
UCP318 N/A 3.5430 in90.000 mm N/A 13 in330.0 mm N/A 16.9375 in430.0 mm N/A 4.3437 in110.0 mm N/A 4.6406 in118.0 mm N/A 9.2500 in235.0 mm N/A No N/A Through Hardened N/A 7.4800 in190.000 mm N/A 7.4800 in190.000 mm N/A Cylindrical N/A 1.9290 in49.000 mm N/A 3.7800 in96.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 32148 lbf143000 N N/A 24055 lbf107000 N N/A 1600 RPM N/A
UCP318-307D1 N/A 3.4380 in87.313 mm N/A 13 in330.0 mm N/A 16.9375 in430.0 mm N/A 4.3437 in110.0 mm N/A 4.6406 in118.0 mm N/A 9.2500 in235.0 mm N/A Outer Ring N/A Through Hardened N/A 7.4800 in190.000 mm N/A 7.4800 in190.000 mm N/A Cylindrical N/A 1.9290 in49.000 mm N/A 3.7800 in96.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 32148 lbf143000 N N/A 24055 lbf107000 N N/A 1600 RPM N/A
UCP318-308D1 N/A 3.5000 in88.900 mm N/A 13 in330.0 mm N/A 16.9375 in430.0 mm N/A 4.3437 in110.0 mm N/A 4.6406 in118.0 mm N/A 9.2500 in235.0 mm N/A Outer Ring N/A Through Hardened N/A 7.4800 in190.000 mm N/A 7.4800 in190.000 mm N/A Cylindrical N/A 1.9290 in49.000 mm N/A 3.7800 in96.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 32148 lbf143000 N N/A 24055 lbf107000 N N/A 1600 RPM N/A
UCP318D1 N/A 3.5430 in90.000 mm N/A 13 in330.0 mm N/A 16.9375 in430.0 mm N/A 4.3437 in110.0 mm N/A 4.6406 in118.0 mm N/A 9.2500 in235.0 mm N/A Outer Ring N/A Through Hardened N/A 7.4800 in190.000 mm N/A 7.4800 in190.000 mm N/A Cylindrical N/A 1.9290 in49.000 mm N/A 3.7800 in96.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 32148 lbf143000 N N/A 24055 lbf107000 N N/A 1600 RPM N/A
UCP319-310D1 N/A 3.6250 in92.075 mm N/A 14.1875 in360.0 mm N/A 18.5000 in470.0 mm N/A 4.7187 in120.0 mm N/A 4.9219 in125.0 mm N/A 9.8437 in250.0 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCP319-311D1 N/A 3.6875 in93.663 mm N/A 14.1875 in360.0 mm N/A 18.5000 in470.0 mm N/A 4.7187 in120.0 mm N/A 4.9219 in125.0 mm N/A 9.8437 in250.0 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCP319-312D1 N/A 3.7500 in95.250 mm N/A 14.1875 in360.0 mm N/A 18.5000 in470.0 mm N/A 4.7187 in120.0 mm N/A 4.9219 in125.0 mm N/A 9.8437 in250.0 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCP319D1 N/A 3.7400 in95.000 mm N/A 14.1875 in360.0 mm N/A 18.5000 in470.0 mm N/A 4.7187 in120.0 mm N/A 4.9219 in125.0 mm N/A 9.8437 in250.0 mm N/A Outer Ring N/A Through Hardened N/A 7.8740 in200.000 mm N/A 7.8740 in200.000 mm N/A Cylindrical N/A 2.0080 in51.000 mm N/A 4.0550 in103.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 34396 lbf153000 N N/A 26752 lbf119000 N N/A 1550 RPM N/A
UCP320-313D1 N/A 3.8125 in96.838 mm N/A 14.9687 in380.0 mm N/A 19.2812 in490.0 mm N/A 4.7187 in120.0 mm N/A 5.5118 in140.0 mm N/A 10.8125 in275.0 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCP320-314D1 N/A 3.8750 in98.425 mm N/A 14.9687 in380.0 mm N/A 19.2812 in490.0 mm N/A 4.7187 in120.0 mm N/A 5.5118 in140.0 mm N/A 10.8125 in275.0 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCP320-315D1 N/A 3.9380 in100.013 mm N/A 14.9687 in380.0 mm N/A 19.2812 in490.0 mm N/A 4.7187 in120.0 mm N/A 5.5118 in140.0 mm N/A 10.8125 in275.0 mm N/A Outer Ring N/A Through Hardened N/A 8.4650 in215.000 mm N/A 8.4650 in215.000 mm N/A Cylindrical N/A 2.1650 in55.000 mm N/A 4.2520 in108.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 38892 lbf173000 N N/A 31698 lbf141000 N N/A 1450 RPM N/A
UCP320-400D1 N/A 4.0000 in101.600 mm N/A 14.9687 in380.0 mm N/A 19.2812 in490.0 mm N/A 4.7187 in120.0 mm N/A 5.5118 in140.0 mm N/A 10.8125 in275.0 mm N/A Outer Ring N/A Through Hardened N/A 8.4650 in215.000 mm N/A 8.4650 in215.000 mm N/A Cylindrical N/A 2.1650 in55.000 mm N/A 4.2520 in108.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 38892 lbf173000 N N/A 31698 lbf141000 N N/A 1450 RPM N/A
UCP320D1 N/A 3.9370 in100.000 mm N/A 14.9687 in380.0 mm N/A 19.2812 in490.0 mm N/A 4.7187 in120.0 mm N/A 5.5118 in140.0 mm N/A 10.8125 in275.0 mm N/A Outer Ring N/A Through Hardened N/A 8.4650 in215.000 mm N/A 8.4650 in215.000 mm N/A Cylindrical N/A 2.1650 in55.000 mm N/A 4.2520 in108.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 38892 lbf173000 N N/A 31698 lbf141000 N N/A 1450 RPM N/A
UCP321 N/A 4.1340 in105.000 mm N/A 14.9606 in380.0 mm N/A 19.2913 in490.0 mm N/A 4.7244 in120.0 mm N/A 5.5118 in140.0 mm N/A 11.0236 in280.0 mm N/A No N/A Through Hardened N/A 8.8580 in225.000 mm N/A 8.8580 in225.000 mm N/A Cylindrical N/A 2.2440 in57.000 mm N/A 4.4090 in112.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 41365 lbf184000 N N/A 34396 lbf153000 N N/A 1400 RPM N/A
UCP321D1 N/A 4.1340 in105.000 mm N/A 14.9606 in380.0 mm N/A 19.2913 in490.0 mm N/A 4.7244 in120.0 mm N/A 5.5118 in140.0 mm N/A 11.0236 in280.0 mm N/A Outer Ring N/A Through Hardened N/A 8.8580 in225.000 mm N/A 8.8580 in225.000 mm N/A Cylindrical N/A 2.2440 in57.000 mm N/A 4.4090 in112.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 41365 lbf184000 N N/A 34396 lbf153000 N N/A 1400 RPM N/A
UCP322D1 N/A 4.3310 in110.000 mm N/A 15.748 in400.0 mm N/A 20.4724 in520.0 mm N/A 5.5118 in140.0 mm N/A 5.9055 in150.0 mm N/A 11.8110 in300.0 mm N/A Outer Ring N/A Through Hardened N/A 9.4490 in240.000 mm N/A 9.4490 in240.000 mm N/A Cylindrical N/A 2.3230 in59.000 mm N/A 4.6060 in117.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 46086 lbf205000 N N/A 40241 lbf179000 N N/A 1250 RPM N/A
UCP324D1 N/A 4.7240 in120.000 mm N/A 17.7165 in450.0 mm N/A 22.4409 in570.0 mm N/A 5.5118 in140.0 mm N/A 6.2992 in160.0 mm N/A 12.5984 in320.0 mm N/A Outer Ring N/A Through Hardened N/A 10.2360 in260.000 mm N/A 10.2360 in260.000 mm N/A Cylindrical N/A 2.4800 in63.000 mm N/A 4.9610 in126.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 46536 lbf207000 N N/A 41590 lbf185000 N N/A 1150 RPM N/A
UCP324HT2D1 N/A 4.7240 in120.000 mm N/A 17.7165 in450.0 mm N/A 22.4409 in570.0 mm N/A 5.5118 in140.0 mm N/A 6.2992 in160.0 mm N/A 12.5984 in320.0 mm N/A Outer Ring N/A Temperature Stabilized 160C N/A 10.2360 in260.000 mm N/A 10.2360 in260.000 mm N/A Cylindrical N/A 2.4800 in63.000 mm N/A 4.9610 in126.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 46536 lbf207000 N N/A 41590 lbf185000 N N/A 1150 RPM N/A
UCP326D1 N/A 5.1180 in130.000 mm N/A 18.8976 in480.0 mm N/A 23.6220 in600.0 mm N/A 5.5118 in140.0 mm N/A 7.0866 in180.0 mm N/A 13.9764 in355.0 mm N/A Outer Ring N/A Through Hardened N/A 11.0240 in280.000 mm N/A 11.0240 in280.000 mm N/A Cylindrical N/A 2.6380 in67.000 mm N/A 5.3150 in135.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 51481 lbf229000 N N/A 48109 lbf214000 N N/A 900 RPM N/A
UCP328D1 N/A 5.5120 in140.000 mm N/A 19.685 in500.0 mm N/A 24.4094 in620.0 mm N/A 5.5118 in140.0 mm N/A 7.874 in200.0 mm N/A 15.3543 in390.0 mm N/A Outer Ring N/A Through Hardened N/A 11.8110 in300.000 mm N/A 11.8110 in300.000 mm N/A Cylindrical N/A 2.7950 in71.000 mm N/A 5.7090 in145.000 mm N/A CN N/A Pressed Steel N/A ISO Class 0 N/A 56877 lbf253000 N N/A 55303 lbf246000 N N/A 850 RPM N/A
UCPX05-013D1 N/A 0.8125 in20.638 mm N/A 4.6875 in119.0 mm N/A 6.2500 in159.0 mm N/A 2 in51.0 mm N/A 1.75 in44.4 mm N/A 3.3437 in85.0 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
UCPX05-014D1 N/A 0.8750 in22.225 mm N/A 4.6875 in119.0 mm N/A 6.2500 in159.0 mm N/A 2 in51.0 mm N/A 1.75 in44.4 mm N/A 3.3437 in85.0 mm N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Unit of Measure
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