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Spherical roller bearings
| Глоссарий терминов смазочных материалов |
Rolling bearings designed with barrel-shaped rollers, suitable for most heavy-duty service (see rolling element bearings).
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Spider (gears), английский
A design consisting of a ring or solid center with projections, used to space and align gears, e.g., the part that controls the sun gears in automotive differential gears.
Sour crude/sweet crude, английский
Sour crudes contain appreciable quantities of hydrogen sulfide, disulfides or other sulfur compounds; sweet crudes do not.
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