Aurora Bearing Company
Aurora Bearing Company
901 Aucutt Rd.
Montgomery, IL 60538
Phone: 630.859.2030 • Fax: 630.859.0971
Email: customersupport@aurorabearing.com • Website: www.aurorabearing.com
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Made for harsh operating environments the urethane cover performs without rusting and cushions impact from debris.
Open-End-Urethane-Secondary-Cover
Urethane Open DR Cover
Unit of Measure
1 2 3 4 

Part Number

Type

Shaft Size 

Dimension A

Dimension B

Dimension C1

Dimension C2

Number of Bolts

CAD

CVDR20-304 N/A Open N/A 3 1/4 in N/A 7.08 in179.8 mm N/A 6.58 in167.2 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 4 N/A CAD Icon (for items table)
CVDR20-080MM N/A Open N/A 80 mm N/A 7.08 in179.8 mm N/A 6.58 in167.2 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 4 N/A CAD Icon (for items table)
CVDR20-085MM N/A Open N/A 85 mm N/A 7.08 in179.8 mm N/A 6.58 in167.2 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 4 N/A CAD Icon (for items table)
CVDR20-307 N/A Open N/A 3 7/16 in N/A 7.08 in179.8 mm N/A 6.58 in167.2 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 4 N/A CAD Icon (for items table)
CVDR20-308 N/A Open N/A 3 1/4 in N/A 7.08 in179.8 mm N/A 6.58 in167.2 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 4 N/A CAD Icon (for items table)
CVDR20-090MM N/A Open N/A 90 mm N/A 7.08 in179.8 mm N/A 6.58 in167.2 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 4 N/A CAD Icon (for items table)
CJDR35MM N/A Open N/A 35 mm N/A 3.82 in97 mm N/A 3.02 in76.7 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR107 N/A Open N/A 1 7/16 in N/A 3.82 in97 mm N/A 3.02 in76.7 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR108 N/A Open N/A 1 1/2 in N/A 3.82 in97 mm N/A 3.02 in76.7 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR111 N/A Open N/A 1 11/16 in N/A 4.01 in101.9 mm N/A 3.21 in81.6 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR40MM N/A Open N/A 40 mm N/A 4.01 in101.9 mm N/A 3.21 in81.6 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR112 N/A Open N/A 1 3/4 in N/A 4.01 in101.9 mm N/A 3.21 in81.6 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR45MM N/A Open N/A 45 mm N/A 4.01 in101.9 mm N/A 3.21 in81.6 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR115 N/A Open N/A 1 15/16 in N/A 4.21 in106.9 mm N/A 3.41 in86.6 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR200 N/A Open N/A 2 in N/A 4.21 in106.9 mm N/A 3.41 in86.6 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR050MM N/A Open N/A 50 mm N/A 4.21 in106.9 mm N/A 3.41 in86.6 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR203 N/A Open N/A 2 3/16 in N/A 4.61 in117.1 mm N/A 3.81 in96.8 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR204 N/A Open N/A 2 1/4 in N/A 4.61 in117.1 mm N/A 3.81 in96.8 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR055MM N/A Open N/A 55 mm N/A 4.61 in117.1 mm N/A 3.81 in96.8 mm N/A 1.25 in31.8 mm N/A 1.35 in34.3 mm N/A 4 N/A CAD Icon (for items table)
CJDR060MM N/A Open N/A 60 mm N/A 5.2 in132.1 mm N/A 4.35 in110.5 mm N/A 1.08 in27.4 mm N/A 1.18 in30 mm N/A 4 N/A CAD Icon (for items table)
CJDR207 N/A Open N/A 2 7/16 in N/A 5.2 in132.1 mm N/A 4.35 in110.5 mm N/A 1.08 in27.4 mm N/A 1.18 in30 mm N/A 4 N/A CAD Icon (for items table)
CJDR208 N/A Open N/A 2 1/2 in N/A 5.2 in132.1 mm N/A 4.35 in110.5 mm N/A 1.08 in27.4 mm N/A 1.18 in30 mm N/A 4 N/A CAD Icon (for items table)
CJDR065MM N/A Open N/A 65 mm N/A 5.2 in132.1 mm N/A 4.35 in110.5 mm N/A 1.08 in27.4 mm N/A 1.18 in30 mm N/A 4 N/A CAD Icon (for items table)
CJDR211 N/A Open N/A 2 11/16 in N/A 5.59 in142 mm N/A 4.84 in122.9 mm N/A 1.3 in33 mm N/A 1.4 in35.6 mm N/A 4 N/A CAD Icon (for items table)
CJDR212 N/A Open N/A 2 3/4 in N/A 5.59 in142 mm N/A 4.84 in122.9 mm N/A 1.3 in33 mm N/A 1.4 in35.6 mm N/A 4 N/A CAD Icon (for items table)
CJDR070MM N/A Open N/A 70 mm N/A 5.59 in142 mm N/A 4.84 in122.9 mm N/A 1.3 in33 mm N/A 1.4 in35.6 mm N/A 4 N/A CAD Icon (for items table)
CJDR215 N/A Open N/A 2 15/16 in N/A 5.59 in142 mm N/A 4.84 in122.9 mm N/A 1.3 in33 mm N/A 1.4 in35.6 mm N/A 4 N/A CAD Icon (for items table)
CJDR300 N/A Open N/A 3 in N/A 5.59 in142 mm N/A 4.84 in122.9 mm N/A 1.3 in33 mm N/A 1.4 in35.6 mm N/A 4 N/A CAD Icon (for items table)
CJDR075MM N/A Open N/A 75 mm N/A 5.59 in142 mm N/A 4.84 in122.9 mm N/A 1.3 in33 mm N/A 1.4 in35.6 mm N/A 4 N/A CAD Icon (for items table)
CJDR303 N/A Open N/A 3 3/16 in N/A 6.62 in168.1 mm N/A 5.87 in149.1 mm N/A 1.53 in38.9 mm N/A 1.63 in41.4 mm N/A 4 N/A CAD Icon (for items table)
CJDR304 N/A Open N/A 3 1/4 in N/A 6.62 in168.1 mm N/A 5.87 in149.1 mm N/A 1.53 in38.9 mm N/A 1.63 in41.4 mm N/A 4 N/A CAD Icon (for items table)
CJDR080MM N/A Open N/A 80 mm N/A 6.62 in168.1 mm N/A 5.87 in149.1 mm N/A 1.53 in38.9 mm N/A 1.63 in41.4 mm N/A 4 N/A CAD Icon (for items table)
CJDR085MM N/A Open N/A 85 mm N/A 6.62 in168.1 mm N/A 5.87 in149.1 mm N/A 1.53 in38.9 mm N/A 1.63 in41.4 mm N/A 4 N/A CAD Icon (for items table)
CJDR307 N/A Open N/A 3 7/16 in N/A 6.62 in168.1 mm N/A 5.87 in149.1 mm N/A 1.53 in38.9 mm N/A 1.63 in41.4 mm N/A 4 N/A CAD Icon (for items table)
CJDR308 N/A Open N/A 3 1/4 in N/A 6.62 in168.1 mm N/A 5.87 in149.1 mm N/A 1.53 in38.9 mm N/A 1.63 in41.4 mm N/A 4 N/A CAD Icon (for items table)
CJDR090MM N/A Open N/A 90 mm N/A 6.62 in168.1 mm N/A 5.87 in149.1 mm N/A 1.53 in38.9 mm N/A 1.63 in41.4 mm N/A 4 N/A CAD Icon (for items table)
CJDR311 N/A Open N/A 3 11/16 in N/A 7.56 in192 mm N/A 6.88 in174.8 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 6 N/A CAD Icon (for items table)
CJDR312 N/A Open N/A 3 3/4 in N/A 7.56 in192 mm N/A 6.88 in174.8 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 6 N/A CAD Icon (for items table)
CJDR100MM N/A Open N/A 100 mm N/A 7.56 in192 mm N/A 6.88 in174.8 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 6 N/A CAD Icon (for items table)
CJDR315 N/A Open N/A 3 15/16 in N/A 7.56 in192 mm N/A 6.88 in174.8 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 6 N/A CAD Icon (for items table)
CJDR400 N/A Open N/A 4 in N/A 7.56 in192 mm N/A 6.88 in174.8 mm N/A 1.75 in44.5 mm N/A 1.85 in47 mm N/A 6 N/A CAD Icon (for items table)
CJDR110MM N/A Open N/A 110 mm N/A 8.35 in212.1 mm N/A 7.67 in194.8 mm N/A 2.07 in52.6 mm N/A 2.17 in55.1 mm N/A 6 N/A CAD Icon (for items table)
CJDR407 N/A Open N/A 4 7/16 in N/A 8.35 in212.1 mm N/A 7.67 in194.8 mm N/A 2.07 in52.6 mm N/A 2.17 in55.1 mm N/A 6 N/A CAD Icon (for items table)
CJDR408 N/A Open N/A 4 1/2 in N/A 8.35 in212.1 mm N/A 7.67 in194.8 mm N/A 2.07 in52.6 mm N/A 2.17 in55.1 mm N/A 6 N/A CAD Icon (for items table)
CJDR115MM N/A Open N/A 115 mm N/A 8.35 in212.1 mm N/A 7.67 in194.8 mm N/A 2.07 in52.6 mm N/A 2.17 in55.1 mm N/A 6 N/A CAD Icon (for items table)
CJDR125MM N/A Open N/A 125 mm N/A 9.06 in230.1 mm N/A 8.51 in216.2 mm N/A 2.24 in56.9 mm N/A 2.34 in59.4 mm N/A 6 N/A CAD Icon (for items table)
CJDR415 N/A Open N/A 4 15/16 in N/A 9.06 in230.1 mm N/A 8.51 in216.2 mm N/A 2.24 in56.9 mm N/A 2.34 in59.4 mm N/A 6 N/A CAD Icon (for items table)
CJDR500 N/A Open N/A 5 in N/A 9.06 in230.1 mm N/A 8.51 in216.2 mm N/A 2.24 in56.9 mm N/A 2.34 in59.4 mm N/A 6 N/A CAD Icon (for items table)
CJDR130MM N/A Open N/A 130 mm N/A 9.06 in230.1 mm N/A 8.51 in216.2 mm N/A 2.24 in56.9 mm N/A 2.34 in59.4 mm N/A 6 N/A CAD Icon (for items table)
CJDR507 N/A Open N/A 5 7/16 in N/A 10.69 in271.6 mm N/A 10 in254 mm N/A 2.24 in56.9 mm N/A 2.34 in59.4 mm N/A 6 N/A CAD Icon (for items table)
Unit of Measure
1 2 3 4