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Rulon® Dimensions & Part Number Guide

TriStar has the exact Rulon® bearing to meet the needs of your application. All Rulon materials are available in flange, thrust and sleeve dimensions, or our in-house experts can custom fabricate from rod, tape, tube, or sheet for an exact fit. 

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Rulon Flange Bearing Diagram

Here are our standard Rulon flange bearing sizes with their respective part numbers. Learn more about Rulon plane bearing products in general or view detailed technical specifications for all Rulon material formulations.

Nominal
I.D. x O.D.
I.D.
-000",+002"
(A)
O.D.
-000",+.002"
(B)
Recommended
Housing Bore
Press
Fit
Recommended
Shaft Size
Flange
DIA
+/-.005"(C)
Flange
THK
+/-.003"(D)
Length
+/-.005"(L)
Rulon LR
Part
Number
Rulon J
Part
Number
Rulon 641
Part
Number
3/16x5/16 .191 .313 .312/.311 .004/.001 .1875/.1865 .437 1/16 1/4 DRF-0305-2 DRJF-0305-2  
1/2 DRF-0305-4 DRJF-0305-4  
1/4x3/8 .254 .376 .375/.374 .004/.001 .2500/.2490 .500 1/16 3/8 DRF-0406-3 DRJF-0406-3  
1/2 DRF-0406-4 DRJF-0406-4 DR6F-0406-4
3/8x5/8 .379 .626 .625/.624 .004/.001 .3750/.3740 .875 1/8 1/2 DRF-0610-4 DRJF-0610-4 DR6F-0610-4
3/4 DRF-0610-6 DRJF-0610-6  
1/2x3/4 .504 .751 .750/.749 .004/.001 .5000/.4990 1.000 1/8 1/2 DRF-0812-4 DRJF-0812-4  
3/4 DRF-0812-6 DRJF-0812-6  
1 DRF-0812-8 DRJF-0812-8 DR6F-0812-8
5/8x7/8 .630 .876 .875/.874 .004/.001 .6250/.6240 1.000 1/8 3/41 DRF-1014-6 DRJF-1014-6  
DRF-1014-8 DRJF-1014-8 DR6F-1014-8
3/4x1 .755 1.001 1.000/.999 .004/.001 .7500/.7490 1.250 1/8 1 DRF-1216-8 DRJF-1216-8 DR6F-1216-8
1x1-1/4 1.005 1.251 1.250/1.249 .004/.001 1.0000/.9990 1.500 1/8 1-1/2 DRF-1620-12 DRJF-1620-12 DR6F-1620-12
1-1/4x1-1/2 1.255 1.501 1.500/1.499 .004/.001 1.2500/1.2490 1.750 1/8 2 DRF-2024-16 DRJF-2024-16 DR6F-2024-16
1-1/2x1-3/4 1.506 1.751 1.750/1.749 .004/.001 1.5000/1.4990 2.000 1/8 2 DRF-2428-16 DRJF-2428-16 DR6F-2428-16
1-3/4x2 1.756 2.001 2.000/1.999 .005/.001 1.750/1.749 2.250 1/8 3 DRF-2832-24*    
2x2-1/4 2.006 2.251 2.250/2.249 .005/.001 2.000/1.999 2.500 1/8 3 DRF-3236-24*    
* i.d. and o.d. -.000 + .003
Rulon Sleeve Bearing Diagram

Here are our standard Rulon sleeve bearing sizes with their respective part numbers. Learn more about Rulon plane bearing products in general or view detailed technical specifications for all Rulon material formulations.

Nominal
I.D. x O.D.
I.D.
-000",+002"
(A)
O.D.
-000",+.002"
(B)
Recommended
Housing Bore
Press
Fit
Recommended
Shaft Size
Length
+/-.005"
(L)
Rulon LR
Part
Number
Rulon J
Part
Number
Rulon 641
Part
Number
1/8x1/4 .129 .251 .250/.249 .004/.001 .1250/.1240 1/4 DRS-0204-2 DRJS-0204-2  
3/8 DRS-0204-3 DRJS-0204-3  
3/16x5/16 .191 .313 .312/.311 .004/.001 .1875/.1865 1/4 DRS-0305-2 DRJS-0305-2  
3/8 DRS-0305-3 DRJS-0305-3  
3/8 DRS-0305-4 DRJS-0305-4  
1/4x3/8 .254 .376 .375/.374 004/.001 .2500/.2490 1/4 DRS-0406-2 DRJS-0406-2 DR6S-0406-2
3/8 DRS-0406-3 DRJS-0406-3 DR6S-0406-3
1/2 DRS-0406-4 DRJS-0406-4  
5/16x1/2 .316 .501 .500/.499 .004/.001 .3125/.3115 3/8 DRS-0508-3 DRJS-0508-3  
1/2 DRS-0508-4 DRJS-0508-4  
3/8x9/16 .379 .563 .562/.561 .004/.001 .3750/.3740 3/8 DRS-0609-3 DRJS-0609-3 DR6S-0609-3
1/2 DRS-0609-4 DRJS-0609-4  
3/4 DRS-0609-6 DRJS-0609-6  
7/16x5/8 .441 .626 .625/.624 .004/.001 .4375/.4365 3/8 DRS-0710-3 DRJS-0710-3  
1/2 DRS-0710-4 DRJS-0710-4  
3/4 DRS-0710-6 DRJS-0710-6  
1/2x3/4 .504 .751 .750/.749 .004/.001 .5000/.4990 1/2 DRS-0812-4 DRJS-0812-4 DR6S-0812-4
3/4 DRS-0812-6 DRJS-0812-6  
1 DRS-0812-8 DRJS-0812-8  
9/16x13/16 .567 .813 .812/.811 .004/.001 .5625/.5615 1/2 DRS-0913-4 DRJS-0913-4  
3/4 DRS-0913-6 DRJS-0913-6  
1 DRS-0913-8 DRJS-0913-8  
5/8x7/8 .630 .876 .875/.974 .004/.001 .6250/.6240 5/8 DRS-1014-5 DRJS-1014-5 DR6S-1014-5
3/4 DRS-1014-6 DRJS-1014-6  
1 DRS-1014-8 DRJS-1014-8 DR6S-1014-8
11/16x15/16 .693 .938 .937/.936 .004/.001 .6875/.6865 3/4 DRS-1115-6 DRJS-1115-6  
3/4x1 .755 1.001 1.000/.999 .004/.001 .7500/.7490 1/2 DRS-1216-4 DRJS-1216-4  
3/4 DRS-1216-6 DRJS-1216-6 DR6S-1216-6
1 DRS-1216-8 DRJS-1216-8  
1-1/2 DRS-1216-12 DRJS-1216-12 DR6S-1216-12
7/8x1-1/8 .880 1.126 1.125/1.124 .004/.001 .8750/.8740 3/4 DRS-1418-6 DRJS-1418-6  
1 DRS-1418-8 DRJS-1418-8  
1x1-1/4 1.005 1.251 1.250/1.249 .004/.001 1.000/.9990 3/4 DRS-1620-6 DRJS-1620-6  
1 DRS-1620-8 DRJS-1620-8 DR6S-1620-8
1-1/2 DRS-1620-12 DRJS-1620-12 DR6S-1620-12
1-1/8x1-3/8 1.130 1.376 1.375/1.374 .004/.001 1.125/1.124 3/4 DRS-1822-6 DRJS-1822-6  
1 DRS-1822-8 DRJS-1822-8  
1-1/2 DRS-1822-12 DRJS-1822-12  
1-1/4x1-1/2 1.255 1.501 1.500/1.499 .004/.001 1.250/1.249 3/4 DRS-2024-6 DRJS-2024-6  
1 DRS-2024-8 DRJS-2024-8  
1-1/2 DRS-2024-12 DRJS-2024-12  
2 DRS-2024-16 DRJS-2024-16 DR6S-2024-16
1-3/8x1-5/8 1.380 1.626 1.625/1.624 .004/.001 1.375/1.374 1 DRS-2226-8 DRJS-2226-8  
1-1/2 DRS-2226-12 DRJS-2226-12  
1-1/2x1-3/4 1.506 1.751 1.750/1.749 .004/.001 1.500/1.499 1 DRS-2428-8 DRJS-2428-8  
1-1/2 DRS-2428-12 DRJS-2428-12  
2 DRS-2428-16 DRJS-2428-16 DR6S-2428-16
1-5/8x1-7/8 1.631 1.876 1.875/1.874 .004/.001 1.625/1.6235 1-3/4 DRS-2630-14    
1-3/4x2 1.756 2.001 2.000/1.999 .004/.001 1.750/1.7485 1-3/4 DRS-2832-14    
1-7/8x2-1/8 1.881 2.126 2.125/2.124 .004/.001 1.875/1.8735 2 DRS-3034-16    
2x2-1/4 2.006 2.251 2.250/2.247 .006/.001 2.000/1.9985 2 DRS-3236-16*    
2-1/2 DRS-3236-20*    
2-1/4x2-1/2 2.259 2.502 2.500/2.497 .008/.002 2.250/2.2485 2-1/2 DRS-3640-20*    
2-1/2x2-3/4 2.510 2.752 2.750/2.747 .008/.002 2.500/2.498 2-1/2 DRS-4044-20*    
2-3/4x3 2.760 3.002 3.000/2.997 .008/.002 2.750/2.748 3 DRS-4448-24*    
3x3-1/4 3.011 3.252 3.250/3.247 .008/.002 3.000/2.998 3 DRS-4852-24*    
* i.d. and o.d. -.000 + .003
Rulon Thrust Bearing Diagram

Here are our standard Rulon thrust bearing sizes with their respective part numbers. Learn more about Rulon plane bearing products in general or view detailed technical specifications for all Rulon material formulations.

Nominal
I.D. x O.D.
I.D.
-000",+005"
(A)
O.D.
+000",+003"
(B)
Thickness
+/-.003"
(L)
Rulon LR
Part
Number
Rulon J
Part
Number
1/4x3/8 .254 .625 .060 DRT-0410-2 DRJT-0410-2
3/8x3/4 .379 .750 .060 DRT-0612-2 DRJT-0612-2
1/2x1 .504 1.000 .060 DRT-0816-2 DRJT-0816-2
3/4x1-3/8 .755 1.375 1/8 DRT-1222-4*  DRJT-1222-4*
1x2 1.005 2.000 1/8 DRT-1632-4*  DRJT-1632-4*
1-1/2x3 1.506 3.000 1/8 DRT-2448-4*  DRJT-2448-4*
* i.d. and o.d. -.000 + .003