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Table 1-1.  FITS AND TOLERANCES
Table 1-1. FITS AND TOLERANCES (CONTINUED) - TM-9-6115-464-34_32

TM-9-6115-464-34 Generator Set Diesel Engine Driven Tactical Skid Mtd 15 Kw 3 Phase 4 Wire 120/208 and 240/416 Volts Manual
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ARMY TM 9-6115-464-34 AIR FORCE TO 35C2-3-445-2 NAVY  NAVFAC  P-8-624-34 Table 1-1. FITS AND TOLERANCES (CONTINUED) Mfg’s. Tolerances Desired  Clearance Maximum Maximum Component Allowable Allowable Minimum Maximum Minimum Maximum Wear Clearance PISTON  RING: Clearance in groove – top Keystone Taper Clearance in groove – 2nd & 3rd comp. 0.0040 0.0060 0.0080 Clearance in groove – oil control 0.0015 0.0030 0.0080 Gap 0.0100 0.0200 0.0400 VALVE, INTAKE: Head  diameter 1.6825 1.6925 Stem  diameter 0.3725 0.3735 Stem to guide clearance 0.0025 0.0005 0.0025 0.0050 Stem to rocker arm clearance – hot 0.0150 Seat diameter in head 1.6470 1.6530 Seat width in head 7/64 1/8 Top of valve recessed below cyl. hd deck 0.0210 Valve seat angle 30° VALVE, EXHAUST: Head  diameter 1.4950 1.5050 Stem diameter 0.3725 0.3732 0.0025 Stem to guide clearance 0.0015 0.0035 0.0060 Stem to rocker arm clearance - hot 0.0150 Seat diameter in head 1.4510 1.4560 Seat width in head 7/64 1/8 Top of valve recessed below cyl. hd deck 0.0210 Valve seat angle 45° VALVE GUIDE: Length 2.0325 2.9524 Outside diameter 0.6265 0.6270 Bore diameter - intake - ream 0.3740 0.3750 0.0030 Bore diameter – exhaust – ream 0.3750 0.3760 0.0030 Depth below cyl. head deck 1.3700 1.3800 TAPPET, VALVE LIFTER (PUSH  ROD): Body  diameter 0.7485 0.7490 Overall  length 2.2450 0.0030 2.2550 Clearance m bore (block) 0.0005 0.0015 0.0050 VALVE SPRINGS - INTAKE & EXHAUST: Free Iength 1.7960 1.8360 Total coils 6-1/4 Diameter  wire 0.1770 Outside diameter 1.2920 1.3020 Test load at 1.4920 inches (Ibs) 72 82 Test load at 1.0820 inches (lb) 163 180 1-15







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