Coiled Air Hose, Nylon, 185 psi, 1/4 in, 12 ft, Yellow/ CROSS-SECTIONAL SHAPE STYLE: A1 ROUND END ITEM IDENTIFICATION: 6640-01-547-1760 PETROLEUM QUALITY ANALYSIS SYSTEM MEASURING METHOD AND LENGTH: 12.0 FEET NOMINAL OVERALL PART NAME ASSIGNED BY CONTROLLING AGENCY: COILED AIR HOSE MEDIA FOR WHICH DESIGNED: AIR