S T A N D A R D S P E C I F I C A T I O N

(UFF_ul.doc4204) Page 1 of 1

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UltraFuel Flex™ UFFMP-UL:

Assemblies shall be listed to UL536 (flexure tested for 20,000 cycles while maintaining a working pressure of 175 PSI. Upon successful completion of 20,000 cycles pressurized to 875 PSIG {5:1 safety factor} and maintain pressure integrity). Assemblies shall be have a nominal inside diameter of not less that 1 inch, or greater than 4 inches, intended for use in piping systems carrying combustible gases and liquids such as: alcohol, fuel oil, gasoline, kerosene, liquefied petroleum gases, and manufactured and natural fuel gases. A combustible liquid has a flash point at or above 100ºF {38ºC}. A flammable liquid has a flash point below 100ºF {38ºC} and a vapor pressure not exceeding 40 PSIG {276 kPa} at 100ºF {38ºC}. Assemblies shall be used at pressures not exceeding 175 PSIG {1.20 Mpa} and temperatures not greater than 70°F {21ºC} nor lower than minus 40ºF {minus 40ºC} with a 5:1 safety factor. (Minimum lengths in accordance with UFFMP-UL submittal drawing) Furnish/install UltraFuel Flex UFFMP-UL UL listed gas/fuel connectors as manufactured by Flex-Hose Co., Inc., East Syracuse, New York, USA. Construction to be of annular corrugated 321 stainless steel (ASTM A240) close-pitch hose (made in USA) with stainless steel overbraid (made in USA). The corrugated metal hose, braid(s), and a stainless steel ring-ferrule/band (material gauge not less than .048") must be integrally seal-welded using a 100% circumferential, full-penetration TIG weld. End fittings shall be flat-face plate steel flanges with 150# ANSI drilling and outside diameter. Fittings must be attached using a 100% circumferential TIG weld. Each UltraFuel Flex connector shall be individually leak tested by the manufacturer using hydrostatic pressure to a minimum of 262 PSI. Flanged UltraFuel Flex connectors shall be prepared for shipment using cut-to-length spacers, securely positioned between the flanges to prevent axial compression damage and maintain the manufactured length. Spacers must be removed prior to system start up. Connectors must be covered by Flex-Hose Co., Inc.’s (3) year* UltraFuel Flex product warranty when installed in accordance UltraFuel Flex-UL installation and maintenance instructions.

UltraFuel Flex™ UFFMN-UL: (same as above except...)

Assemblies shall be listed to UL536… (minimum lengths in accordance with UFFMN-UL submittal drawing) Furnish/install UltraFuel Flex UFFMN-UL… manufactured by the Flex-Hose Co., Inc… End fittings shall be carbon steel schedule 40 male NPT thread...


UltraFuel Flex™ UFFWN-UL: (same as above except...)

Assemblies shall be listed to UL536… (minimum lengths in accordance with UFFWN-UL submittal drawing) Furnish/install UltraFuel Flex UFFWN-UL… manufactured by the Flex-Hose Co., Inc… End fittings shall be carbon steel schedule 40 weld end…

*Warranty period begins with installation date submitted on product registration card which must be returned to Flex-Hose Co. within 30 days.