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VILTER MANUFACTURING CORPORATION
VILTER MultiCylinder Compressor
400 Series VMC 2/01
SERVICE - 33 - Replaces all Previous Issues
TABLE 5. FACTORY RUNNING DIMENSIONS, TOLERANCES, CLEARANCES & ALLOWABLE WEAR
LIMITS FOR 440, 450 & 450XL VMC COMPRESSORS (cont’d)
ITEM
PART NAME
COMPRESSOR
SIZE
DIMENSION
TOLERANCE
CLEARANCE
MAXIMUM
ALLOWABLE
WEAR
3 Connecting Rod
I.D.
w/Large End ALL .0015
Brgs. Installed Except 450XL 2.8755 +.0011 to
Std. -.0000 .0036
450XL (ALL) 3.1255
W/.015” U.S. ALL
Brgs. Installed Except 450XL 2.8605
450XL (ALL) 3.1105 .001
W/.030” U.S. ALL
Brgs. Installed Except 450XL 2.8455
450XL 3.0955
4 Shell Bearing
Thickness
Std. ALL .0750 +.0000 None
.015” U.S. ALL .0825 -.0003 (Brg. to Rod) .0005
.030 U.S. ALL .0900
3 Connecting Rod .001”
.994” .001” No Scuffing
Width ALL .993”
Side .006” +.001” .001”
Clearance ALL Each rod
1 Crankshaft
Center Brg. 3.999 +.000
-.001 .0020 .002”
O.D. 12, 16 to
4 Shell Bearings +.0026 .0046 .0005”
I.D. 4.0010 -.0000 Theoretical
Thickness .1255 +.0000 Vertical
-.0003
5 Piston 4.4955 * +.000
-.001 .0045 .001”
6 Cylinder Bore ALL 4.500 +.001 to .005”
-.000 .0065 .005”
O.D. 5.9965 .001 .0035”
5.9955 to None
7 Frame Bore 6.000 +.001 .0055”
-.000 (Loose)