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10. DIMENSIONAL DATA FOR INTERNAL PARTS
Nominal dimensions are given below. With the exception of gasket thickness and lateral clearance, your actual
measurements should vary from these numbers by no more than .002”. Use properly calibrated measuring
equipment when measuring parts.
PUMP SIZE
ITEM 11 17 22
Bore for Bearings 1.4375 1.4375 1.4375
Shaft O.D. 1.0620 1.0620 1.0620
Case Bores
3.8490 3.8490 3.8490
Gear O.D. 3.8410 3.8410 3.8410
Gear O.D. to Case Bore
Diametral Clearance
.0080 .0080 .0080
Bronze Bearing O.D.
1.4385 1.4385 1.4385
Bronze Bearing Press Fit .0010 min. .0010 min. .0010 min.
Bronze Bearing I.D. (Free)
1.0680 1.0680 1.0680
Bronze Bearing I.D. (Installed) 1.0670 1.0670 1.0670
Shaft to Bronze Bearing
Diametral Clearance
.005 .005 .005
Iron Bearing O.D.
1.4385 1.4385 1.4385
Iron Bearing Press Fit .0010 min. .0010 min. .0010 min.
Iron Bearing I.D. (Free)
1.0675 1.0675 1.0675
Iron Bearing I.D. (Installed) 1.0665 1.0665 1.0665
Shaft to Iron Bearing
Diametral Clearance
.0045 .0045 .0045
Carbon Bearing O.D.
1.4400 1.4400 1.4400
Carbon Bearing Press Fit .0025 min. .0025 min. .0025 min.
Carbon Bearing I.D. (Free)
1.0710 1.0710 1.0710
Carbon Bearing I.D. (Installed) 1.0690 1.0690 1.0690
Shaft to Carbon Bearing
Diametral Clearance
.0067 .0067 .0067
Case Width
2.994 4.494 5.994
Gasket Thickness (One) .012 .012 .012
Compressed Gasket
Thickness (Two)
.016 .016 .016
Gear Face Width 3.001 4.501 6.001
Lateral Clearance (Two
Compressed Gaskets)
.009 .009 .009
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