Ball: AISI 52100 bearing Steel, heat treated, HRC56 min;
Precision ground polished hard chromium plated
Body: Carbon steel,clear Zinc plated.
Race: Steel alloy, Zinc plated, chromate treated
Sliding contact surfaces: Steel/Steel or Steel/PTFE Composite
| Bearing No. | Dimensions(mm/inches) |
Ball
dia
|
a°
mis.
angle
|
Load
ratings
(KN)
|
weight
≈ kg
|
|||||||||
|
d+0.038
-0.012
|
B | C1 | d2 |
d3
UNF-2B
|
h1 | L3 | (L4) | d4 | sw | |||||
| JF3 | 4.826 | 7.92 | 6.35 | 15.88 | 10-32 | 26.97 | 11.11 | 34.91 | 10.31 | 7.92 | 11.11 | 10 | 5.4 | 0.018 |
| 0.1900 | 0.312 | 0.250 | 0.625 | 10-32 | 1.062 | 0.437 | 1.375 | 0.406 | 0.312 | 0.437 | 10 | 5.4 | 0.018 | |
| JF4 | 6.35 | 9.53 | 7.14 | 19.05 | 1/4-28 | 33.32 | 14.28 | 42.85 | 11.89 | 9.52 | 12.7 | 13 | 9.0 | 0.027 |
| 0.2500 | 0.375 | 0.281 | 0.750 | 1/4-28 | 1.312 | 0.562 | 1.687 | 0.468 | 0.375 | 0.500 | 13 | 9.0 | 0.027 | |
| JF5 | 7.938 | 11.10 | 8.74 | 22.23 | 5/16-24 | 34.92 | 15.88 | 46.03 | 12.7 | 11.1 | 15.88 | 10 | 11.1 | 0.04 |
| 0.3125 | 0.437 | 0.344 | 0.875 | 5/16-24 | 1.375 | 0.625 | 1.812 | 0.500 | 0.437 | 0.625 | 10 | 11.1 | 0.04 | |
| JF6 | 9.525 | 12.7 | 10.31 | 25.4 | 3/8-24 | 41.28 | 19.05 | 53.98 | 17.45 | 14.27 | 18.26 | 9 | 13.3 | 0.068 |
| 0.3750 | 0.500 | 0.406 | 1.000 | 3/8-24 | 1.625 | 0.750 | 2.125 | 0.687 | 0.562 | 0.719 | 9 | 13.3 | 0.068 | |
| JF7 | 11.11 | 14.27 | 11.1 | 28.58 | 7/16-20 | 46.02 | 22.22 | 60.3 | 19.05 | 15.88 | 20.62 | 11 | 18.5 | 0.09 |
| 0.4375 | 0.562 | 0.437 | 1.125 | 7/16-20 | 1.812 | 0.875 | 2.375 | 0.750 | 0.625 | 0.812 | 11 | 18.5 | 0.09 | |
| JF8 | 12.7 | 15.88 | 12.7 | 33.32 | 1/2-20 | 53.98 | 25.4 | 70.64 | 22.22 | 19.05 | 23.8 | 9 | 29.1 | 0.149 |
| 0.500 | 0.625 | 0.500 | 1.312 | 1/2-20 | 2.125 | 1.000 | 2.781 | 0.875 | 0.750 | 0.937 | 9 | 29.1 | 0.149 | |
| JF10 | 15.875 | 19.05 | 14.27 | 38.1 | 5/8-18 | 63.5 | 31.75 | 82.55 | 25.4 | 22.22 | 28.58 | 11 | 31.2 | 0.217 |
| 0.6250 | 0.750 | 0.562 | 1.500 | 5/8-18 | 2.5 | 1.250 | 3.250 | 1.000 | 0.875 | 1.125 | 11 | 31.2 | 0.217 | |
| JF12 | 19.05 | 22.23 | 17.45 | 44.45 | 3/4-16 | 73.03 | 38.1 | 95.25 | 28.58 | 25.4 | 33.33 | 10 | 44.8 | 0.326 |
| 0.7500 | 0.875 | 0.687 | 1.750 | 3/4-16 | 2.875 | 1.500 | 3.75 | 1.125 | 1.000 | 1.312 | 10 | 44.8 | 0.326 | |
| JF16 | 25.4 | 34.93 | 25.4 | 69.85 | 5/4-12 | 104.78 | 53.98 | 139.7 | 41.28 | 38.1 | 47.62 | 14 | 0.963 | |
| JF16-1** | 25.4 | 34.93 | 25.4 | 69.85 | 1-14 | 104.78 | 53.98 | 139.7 | 41.28 | 38.1 | 47.62 | 14 | 155.4 | 1.093 |
| JF16-2** | 1.0000 | 1.375 | 1.000 | 2.750 | 1-12 | 4.125 | 2.125 | 5.5 | 1.625 | 1.500 | 1.875 | 14 | 1.093 | |
Notes: For grease fittings add "Z" to suffix. Example: JF6Z
For studs add "Y" to suffix. Example: JF5Y
For teflon liner add "T" to suffix. Example: JF12T
Can supply rod ends with different pitch or accuracy of thread.
For left-hand thread, suffix "L" is added to bearing numbers. e.g.:JFL12T 3/4-16L
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