Quincy Compressor QRNG Series, Parts Manual, Page: 9 / 24

QRNG 350 Quincy Compressor
50163-104, February 2008 7 3501 Wismann Lane, Quincy IL - 62305-3116
CONNECTING ROD & PISTON GROUP 112050-002
(low pressure)
Item Part
Number Number
Number Number
Number Qty. Qty.
Qty. Qty.
Qty. Number Number
Number Number
Number Description Description
Description Description
Description
N.S.S. = Not Sold Separate
@ Indicates torque value (dry threads). Tighten multiple bolts, capscrews & hex nuts in a criss-cross or alternating pattern. Bring
each fastener to the recommended torque specification in even increments.
* One pair required for each connecting rod assembly.
1 1 112051X1 connecting rod assembly (N.S.S.; see maintenance parts)
1.1 1 112051-002 connecting rod assembly (N.S.S.; see maintenance parts)
1.1.1 1 112232X connecting rod assembly
1.1.1.1 1 112058R connecting rod
1.1.1.2 2 1344 connecting rod bolt, 7/16-20 unc x 3.25
1.1.1.3 2 1319 connecting rod bolt washer
1.1.2 2 112234 needle bearing
1.1.3 1 110801-001 orifice
1.2 2 128203-137 retaining ring
1.3 1 110190-019 piston pin
1.4 1 112052 piston
1.5 1 112749 ring spacer
1.6 2 112748 oil ring rail
1.7 1 9146 piston ring
1.8 2 6994 spring
1.9 2 6992 piston ring
2 2 6656 con-rod insert
3 2 124471-M08 locknut, 7/16-20 unf (@ 40 ft.-lbs.)
1 112052-010 piston (.010 oversize)
1 112052-020 piston (.020 oversize)
1 7527A Piston Ring Set
1 5787-010 Piston Ring Set, LP”includes all rings necessary for installing .010 oversize piston
1 5787-020 Piston Ring Set, LP”includes all rings necessary for installing .020 oversize piston
* 1 6656PR connecting rod inserts (1 pair, standard size)
* 1 6656-010PR connecting rod inserts (1 pair, .010 undersize)
112052G001 Piston Assembly (standard)
includes piston, pin, ring set & retaining rings
112052G010 Piston Assembly (.010 oversize)
includes piston, pin ring set & retaining rings
112052G020 Piston Assembly (.020 oversize)
includes piston, pin, ring set & retaining rings
112053G Replacement Connecting Rod Assembly (standard)
includes connecting rod assembly, inserts (pair) & locknuts
112053G010 Replacement Connecting Rod Assembly (.010 undersize)
includes connecting rod assembly, inserts (pair) & locknuts
Maintenance Parts