ASTM_F_1750_-_11_2015.pdf

Designation:F175011(Reapproved 2015)An American National StandardStandard Specification forPaintball Marker Threaded-Propellant Source Interface1This standard is issued under the fixed designation F1750;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers the male and female threadedconnectors used to interface a propellant source with a workingpressure of 10 342 kPa(1800 psig)or less to a paintballmarker.1.2 The values stated in SI units are to be regarded asstandard.The values given in parentheses are for informationonly.1.3 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2D2240 Test Method for Rubber PropertyDurometer Hard-nessF2272 Specification for Paintball Markers2.2 ANSI Standard:3ANSI Y14.5M1994 Dimensioning and Tolerancing2.3 CGA Standard:4CGA-320.825-14NGO-RH-EXT(Flat Nipple)2.4 Federal Standard:5FED-STD-H28/9A 24 March 1989 Federal Standard Screw-Thread Standards for Federal Services Section 9 GasCylinder Valve Outlet and Inlet Threads2.5 Military Standard:5MS28775 O-Ring Dash Sizes3.Connector Gender Assignment3.1 The female connector is that connector which is config-ured as part of the paintball marker conforming to SpecificationF2272.3.2 The male connector is that connector which is config-ured as part of the propellant source.4.Materials and Manufacture4.1 The male and female connectors shall be made frommaterials that are compatible with CO2,compressed air,orgaseous nitrogen.The materials and processes used to manu-facture male and female connectors shall result in items withmechanical strength sufficient to pass a 20 684-kPa(3000-psig)proof pressure check without failure or any degradation tofunction.4.2 The O-ring seal shall be made from an elastomercompatible with CO2,compressed air,or gaseous nitrogen.TheO-ring seal shall have a hardness that will register a Type Adurometer reading of 90 6 5.The O-ring shall conformdimensionally to MS28775-015 and conform to Test MethodD2240.4.3 The O-ring seal shall be installed on the male connectorin the groove described by Dimensions C and K on Fig.1.4.4 The male and female connectors shall not have anysharp edges or hanging burrs.All sharp edges will be brokenR.38 MAX(R.015 MAX).5.Performance5.1 The interface is intended for use with compressed air,gaseous nitrogen,or CO2.5.2 The maximum operating pressure of the interface is10 342 kPa(1800 psig).5.3 The maximum allowable leakage at 10 342 kPa(1800psig)is 0.1 cm3/min.5.4 The male connector shall incorporate a means forpropellant shutoff that shall meet the maximum leakage re-quirement.5.5 When the male and female connectors are joined andpressurized,together they shall meet the maximum leakagespecification.1This specification is under the jurisdiction of ASTM Committee F08 on SportsEquipment,Playing Surfaces,and Facilities and is the direct responsibility ofSubcommittee F08.24 on Paintball and Equipment.Current edition approved April 1,2015.Published August 2015.Originallyapproved in 1996.Last previous edition approved in 2011 as F1750 11.DOI:10.1520/F1750-11R15.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.3Available from American National Standards Institute(ANSI),25 W.43rd St.,4th Floor,New York,NY 10036.4Available from Compressed Gas Association(CGA),1725 Jefferson DavisHwy.,Suite 1004,Arlington,VA 22202-4102.5Available from U.S.Government Printing Office Superintendent of Documents,732 N.Capitol St.,NW,Mail Stop:SDE,Washington,DC 20401.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 6.Physical Envelope6.1 The male connector shall conform to the physicalenvelope described in Fig.1.6.2 The female connector shall conform to the physicalenvelope described in Fig.2.7.Valve Core7.1 The male connector may contain,as a means of propel-lant shutoff,a valve core to provide for an automatic shutoff offlow at the time of disconnection.The stem of the valve coreshall not protrude beyond the face of the male connector,thatsurface designated as Datum B in Fig.1.Full flow must beachieved when the stem of the valve core has been depressed1.78 mm(0.070 in.)from the surface designated as Datum B inFig.1.The stem of the valve core shall be able to be depressedto a minimum depth of 2.54 mm(0.100 in.)below Datum Bwithout being damag