Trailer Mounted Portable Air Compressors

2026-11-03

The purpose of this bid invitation is to establish a contract in the form of a purchase order , for supplying the State of New Hampshire with the item ( s ) indicated in the “ Offer ” section of this bid invitation , in accordance with the requirements of this bid invitation and any resulting order . AIR COMPRESSOR , PORTABLE , TWO WHEEL 1 . APPLICABLE SPECIFICATIONS : Units must meet all OSHA requirements and be within maximum permissible sound levels as defined by the EPA . ASME receiver with safety valve . Certification of meeting the above requirements may be required prior to award of bid . 2 . REQUIREMENTS , GENERAL : All new equipment . All manufacturers ’ standard equipment for the make and model offered , not in conflict with this specification , shall be furnished . Electric 12 volt starting and generating system complete with maintenance free , min 800 CCA battery . Engine and compressor hood shall be equipped with a removable canopy , providing access to engine and compressor . Canopy shall lock for engine and compressor serviceability . A tool box and accessory storage shall be provided under the canopy or hood . Gauge and instrument control panel shall be provided with lockable cover . Unit shall be equipped with a block heater . 2 . 1 ENGINE : To be Interim Tier IV EPA or better emission rated , diesel - powered , generating a minimum of 49 HP at rated operating speed not more than 2400 RPM . Minimum fuel capacity 27 gallons . Vertical exhaust , opening above the hood equipped with a weather cap . Spin on type disposable oil filter , two stage primary and secondary air filters with service indicators and oil cooling system are required . Engine fan guard . Unit shall have a minimum run time of 9 hours under full load . 2 . 2 COMPRESSOR : To be rotary screw type , oil flooded compression chamber , dry type air filter intake system , oil filter , air - oil separator with replaceable element . Rated free air delivery of at least 185 CFM at 100 PSI Standard Operating Pressure @ maximum engine speed of 2400 RPM . Minimum operating pressure range of 80 PSIG to 125 PSIG . Cooling system oil to air . Air service connectors , minimum of two ( 2 ), ¾ ” outlets equipped with valves , curbside . 2 . 3 CHASSIS : Multiple leaf springs or torsional suspension , retractable support legfront equipped with wheel and tire , detachable draw bar , safety chains . Wheels and tires to be 13 ” minimum with regular tread highway type with EZ lube fittings on wheel bearings . Engine and compressor shock / vibration isolated mounted . Capacity of undercarriage and suspension must exceed the operating weight by a minimum of 500 lbs . Unit to be equipped with fenders over the tires , a license plate bracket , rear bumper and external lifting bail . Adjustable height pintle hitch . Unit shall be equipped with stop , tail and directional lights , and a 7 pin automotive electrical wiring plug ( Cole Hersee # 12092 , or approved equal ).

New Hampshire

2026-04-28