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Industrial shaft seals

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gab.ru Берг АБ bergab@ya.ru Тел. (495)-228-06-21,<br />

<strong>Industrial</strong><br />

факс<br />

<strong>shaft</strong> <strong>seals</strong><br />

(495) 22<br />

All-rubber <strong>seals</strong> series HS<br />

Type HS <strong>seals</strong>, available in solid round and split<br />

designs, are all-rubber, large diameter <strong>seals</strong><br />

designed without an outer shell or metal case.<br />

HS solid and split large diameter <strong>seals</strong> are<br />

cataloged by <strong>shaft</strong> size and priced by the<br />

dimensions of the bore for which they are<br />

designed. The actual seal outside diameter is<br />

approximately 0,5 % to 2 % larger than the seal<br />

housing bore. Actual seal width is approximately<br />

0,4 to 0,8 mm (0.016 to 0.031 in)<br />

wider than the bore depth. A cover plate is<br />

required to compress the seal within the cavity,<br />

helping seal the split joint and prevent leakage.<br />

A garter-type spring embedded in the<br />

sealing element reinforces lip pressure against<br />

the <strong>shaft</strong>.<br />

The HS solid and split seal product line is<br />

available in sizes ranging from 203 to<br />

4 572 mm (8 to 180 in) (Table 22 on page<br />

213).<br />

HS solid seal types<br />

HS solid <strong>seals</strong> can be made as standard types<br />

from 203 mm (8 in) up to unlimited <strong>shaft</strong> size.<br />

There are two types:<br />

HS4<br />

HS5<br />

HS4<br />

HS4 seal is an all-rubber solid seal with a<br />

single spring-loaded element. It features a<br />

Spring-Lock (page 20) and is recommended<br />

for vertical and horizontal <strong>shaft</strong>s. For proper<br />

fit, a cover plate is required.<br />

HS5<br />

HS5 is the same as HS4 with the addition of a<br />

Spring-Kover (page 20) for added protection<br />

against spring pop-out and contamination.<br />

gab.ru Берг АБ bergab@ya.ru Тел. (495)-228-06-21, факс 207 (495) 22

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