Goulds Pumps ANSI FAMILY IOM (ATEX Compliant) - IOM - Manual (Page 75)

ANSIFAM IOM - 5/08
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6
Table 8
Bearing Fits & Tolerances
According to ABEC I standard
STX
in. (mm)
MTX
in. (mm)
LTX
in. (mm)
XLT-X, X-17
in. (mm)
Shaft O.D.
Inboard
1.3785
(35.013)
1.3781
(35.002)
1.7722
(45.013)
1.7718
(45.002)
2.1660
(55.015)
2.1655
(55.002)
2.5597
(65.015)
2.5592
(65.002)
Clearance
0.0010 (0.025) tight
0.0001 (0.002) tight 0.0010 (0.025) tight
0.0001 (0.002) tight 0.0012 (0.030) tight
0.0001 (0.002) tight 0.0012 (0.030) tight
0.0001 (0.002) tight
Bearing I.D.
Inboard
1.3780
(35.000)
1.3775
(34.988)
1.7717
(45.000)
1.7712
(44.988)
2.1654
(55.000)
2.1648
(54.985)
2.5591
(65.000)
2.5585
(64.985)
Frame I.D.
Inboard
2.8346
(72.000)
2.8353
(72.019)
3.9370
(100.000)
3.9379
(100.022)
4.7244
(120.000)
4.7253
(120.022)
5.5118
(140.000)
5.5128
(140.025)
Clearance
0.0012 (0.032) loose
0.0000 (0.000) loose 0.0015 (0.037) loose
0.0000 (0.000) loose 0.0015 (0.037) loose
0.0000 (0.000) loose
0.0017 (0.043) loose
0.0000 (0.000) loose
Bearing O.D.
Inboard
2.8346
(72.000)
2.8341
(71.987)
3.9370
(100.000)
3.9364
(99.985)
4.7244
(120.000)
4.7238
(119.985)
5.5118
(140.000)
5.5111
(139.982)
Shaft O.D.
Outboard
1.1815
(30.011)
1.1812
(30.002)
1.7722
(45.013)
1.7718
(45.002)
1.9690
(50.013)
1.9686
(50.002)
2.5597
(65.015)
2.5592
(65.002)
Clearance
0.0008 (0.021) tight
0.0001 (0.002) tight 0.0010 (0.025) tight
0.0001 (0.002) tight 0.0010 (0.025) tight
0.0001 (0.002) tight 0.0012 (0.030) tight
0.0001 (0.002) tight
Bearing I.D.
Outboard
1.1811
(30.000)
1.1807
(29.990)
1.7717
(45.000)
1.7712
(44.988)
1.9685
(50.000)
1.9680
(49.988)
2.5591
(65.000)
2.5585
(64.985)
Housing I.D.
Outboard
2.8346
(72.000)
2.8353
(72.019)
3.9370
(100.000)
3.9379
(100.022)
4.3307
(110.000)
4.3316
(110.022)
5.5118
(140.000)
5.5128
(140.025)
Clearance
0.0012 (0.032) loose
0.0000 (0.000) loose 0.0015 (0.037) loose
0.0000 (0.000) loose
0.0015 (0.037) loose
0.0000 (0.000) loose 0.0017 (0.043) loose
0.0000 (0.000) loose
Bearing O.D.
Outboard
2.8346
(72.000)
2.8341
(71.987)
3.9370
(100.000)
3.9364
(99.985)
4.3307
(110.000)
4.3301
(109.985)
5.5118
(140.000)
5.5111
(139.982)