Rotary Seals - Dilanda.it
Rotary Seals - Dilanda.it
Rotary Seals - Dilanda.it
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Radial Oil Seal<br />
Table XII<br />
Materials<br />
Standard material*<br />
B+S<br />
material code<br />
STEFA<br />
material reference<br />
Standard<br />
metal insert**<br />
Standard<br />
spring**<br />
NBR (70 Shore A) N7MM - Carbon steel Carbon steel<br />
NBR (75 Shore A) 4N011 1452<br />
FKM (75 Shore A) VCBV - Carbon steel Stainless steel<br />
FKM (75 Shore A) 4V012 5466<br />
* Special grades and other materials (ACM, EACM, EPDM, HNBR, VMQ) on request.<br />
** Metal insert, and spring as well, can be supplied in differnet materials on request.<br />
Table XIII<br />
Preferred series / Dimension, part numbers<br />
Dimension Part no. STEFA B+S<br />
d 1 d 2 b Type NBR<br />
4N011<br />
FKM<br />
4V012<br />
NBR<br />
N7MM<br />
12 20 4 TRD300120 X<br />
12 20 5 TRD000120 BC X<br />
15 21 4 TRD000150 X<br />
15 24 7 TRD100150 X<br />
15 26 4 TRD200150 X<br />
15 26 6 TRD400150 BC X<br />
15 32 10 TRD300150 BC X<br />
17 28 5 TRD000170 BC X<br />
20 30 7 TRDA00200 X<br />
20 35 7 TRDC00200 X<br />
20 42 7 TRD000200 X<br />
22 40 7 TRDC00220 BC X X<br />
25 32 7 TRD000250 X<br />
25 35 6 TRD200250 BC X<br />
25 40 7 TRDB00250 X<br />
25 42 7 TRDC00250 BC X<br />
25 47 7 TRDD00250 BC X<br />
25 47 10 TRD100250 X<br />
25 52 7 TRDE00250 X<br />
26 40 7 TRD000260 X<br />
30 42 7 TRDB00300 BC X<br />
30 50 7 TRD100300 BC X<br />
30 50 10 TRD200300 BC X<br />
30 52 10 TRD000300 X<br />
The dimensions printed in bold type correspond to the recommendations in DIN 3760, draft September 1996.<br />
FKM<br />
VCBV<br />
74<br />
Latest information available at www.busakshamban.com<br />
Ed<strong>it</strong>ion April 2006
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