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STRAIGHT ROLLERS<br />
1 7/8 in. O.D. x 13 Ga. <strong>Roller</strong>s<br />
<strong>Roller</strong> Part Number<br />
Spring<br />
Retained<br />
Pin<br />
Retained<br />
Tube<br />
Material<br />
Axle<br />
Drive<br />
Options<br />
Bearing Part<br />
Number<br />
13/64<br />
28502 Upon Request Mild Steel 1/4 Dia. Gravity 102188-O<br />
38184 28503 Mild Steel 5/16 Dia. Gravity 102259-O<br />
40082 40081 Mild Steel 5/16 Hex Gravity 102248-O<br />
37972 40083 Mild Steel 3/8 Dia. Gravity 102293-O<br />
40085 40084 Mild Steel 3/8 Hex Gravity 102292-O<br />
17438 17439 Mild Steel 7/16 Hex Gravity 115899-O<br />
37345 37347 Mild Steel 7/16 Hex 1 Groove<br />
37346 37348 Mild Steel 7/16 Hex 2 Grooves<br />
115899-GP<br />
102188-O Unground Crimped<br />
<strong>Roller</strong> Capacity Chart (lbs.)*<br />
Bearing Part Number<br />
13/64<br />
Between Frame<br />
(BF) Inches<br />
102188-O 102259-O 102248-O 102293-O 102292-O<br />
115899-O<br />
115899-GP<br />
6 167 269 269 269 269 269<br />
9 132 269 269 269 269 269<br />
12 96 223 268 268 268 268<br />
15 75 175 215 268 268 268<br />
18 60 143 176 267 267 267<br />
21 49 119 147 254 267 267<br />
24 41 101 126 218 266 266<br />
27 34 87 108 189 234 266<br />
30 28 75 93 165 205 266<br />
33 22 64 81 145 181 265<br />
36 18 55 70 128 160 265<br />
39 13 46 60 112 142 240<br />
42 N/A 39 51 98 125 215<br />
45 N/A 31 42 85 110 193<br />
48 N/A 25 34 73 95 172<br />
51 N/A N/A N/A 62 82 153<br />
54 N/A N/A N/A 51 69 135<br />
57 N/A N/A N/A 40 57 118<br />
60 N/A N/A N/A 30 45 102<br />
63 N/A N/A N/A 20 34 86<br />
66 N/A N/A N/A N/A N/A 71<br />
69 N/A N/A N/A N/A N/A 56<br />
72 N/A N/A N/A N/A N/A 41<br />
75 N/A N/A N/A N/A N/A 27<br />
102259-O Unground Crimped<br />
102259<br />
13/64<br />
102248-O Unground Crimped<br />
13/64<br />
13/64<br />
13/64<br />
115899-O/GP Unground Crimped<br />
102292-O Unground Crimped<br />
102293-O Unground Crimped<br />
*Larger Between Frames and higher capacities may be achieved with a center support puck.<br />
*<strong>Roller</strong> Between Frame lengths available between values shown in the table.<br />
*<strong>Roller</strong> Between Frames can be shorter than values shown utilizing pin retention.<br />
Page 24<br />
Unground Unground Semi-Precision Semi-Precision<br />
Stainless Steel<br />
Stainless Steel<br />
Precision<br />
Precision<br />
Stainless Steel<br />
Plastic Seals Shields Ball Retainer<br />
(Cage)<br />
*The dimension above include 1/16" clearance between the extension on the<br />
bearing and the side frame at each end.<br />
Keeper<br />
Bar<br />
Standard Part Numbering System<br />
Example: 27369 - 17<br />
<strong>Roller</strong> Part<br />
Number<br />
BF
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