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Heavy Duty Balanced Opposed Compressors

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FOR MODELS: JG AND JGA SECTION 7 - APPENDICES<br />

PIST = Piston<br />

P/N = Part Number<br />

SAE = Society of Automotive Engineers<br />

SG = Specific Gravity<br />

SI = International System, as applied to the modern metric system<br />

S. N. or S/N = Serial Number<br />

TFE = Teflon<br />

THD = Thread<br />

TIR = Total Indicator Reading<br />

TPI = Threads Per Inch<br />

TRAV = Travel<br />

UNC = Unified (Inch) National Coarse Screw Threads<br />

UNF = Unified (Inch) National Fine Screw Threads<br />

UNL = Unloader<br />

VOL = Volume<br />

W/ = With<br />

Gas Analysis Common Abbreviations<br />

TABLE 7-1: GAS ANALYSIS COMMON ABBREVIATIONS<br />

COMMON ABBREVIATION<br />

COMPONENT NAME<br />

(SYNONYM)<br />

CHEMICAL FORMULA<br />

C1 Methane CH4<br />

C2 Ethane C2H6<br />

C3 Propane C3H8<br />

IC4 Iso-Butane (2-Methyl Propane) C4H10<br />

NC4 N-Butane C4H10<br />

IC5 Iso-Pentane (2-Methyl Butane) C5H12<br />

NC5 N-Pentane C5H12<br />

NEOC5 Neopentane C5H12<br />

NC6 Hexane C6H14<br />

NC7 Heptane C7H16<br />

NC8 Octane C8H18<br />

NC9 Nonane C9H20<br />

NC10 N-Decane C10H22<br />

11/01 PAGE 7 - 7

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