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4.8 Rev. 9-14 Shaded area indicates change MUELLER® 2"-12" SWING TYPE LEVER AND SPRING CHECK VALVES - FL. X FL. ❏ Catalognumber--A-2600-6-02BBflangedends,withbronzediscfacing A-2602-6-02B1 flangedends, withrubberdiscfacing ❏ Sizes---2",2-1/2",3",4",6",8",10",12" ❏ MeetsallapplicablepartsofANSI/AWWAC508Standard ❏ Epoxycoatedinterior&exteriorforcorrosionresistance ❏ CertifiedtoANSI/NSF61 ❏ FlangedenddimensionsanddrillingcomplywithANSIB16.1,class125 ❏ Ironbody,bronzemounted(IBBM) ❏ Choiceofbronzeorrubberdiscfacing ❏ Forverticalorhorizontalinstallation B ❏ O-ringsealedstuffingbox A A-2600-6-02BB ❏ Adjustablespringtensiontocontrolopeningandclosingofclapper, R leverandspringcanbeinstalledoneithersideofvalve UU Q ❏ 200psig(1400kPa/14barg)maximumworkingpressure,400psig(2800kPa/28barg)testpressure Q Options ❏ PN10/PN16FlangeDrilling4"-12" ❏ StainlessSteelNuts&Bolts ❏ TappedBosses X2 X1 FF ❏ AllenBradleyLimitSwitch P Check Valve Parts (2011-present) Catalog Part No. C-301 C-302 C-303 C-306 C-307 C-308 C-309 C-310 C-311 C-312 C-313 C-314 C-317 C-318 C-319 C-320 C-321 Description RetainingPlug StudNut&Nut ArmB O-ringC O-ringB Gasket CoverBolt Washer Spacer DiscNut DiscStud SnapRing Spring Pin TestPlug Key HingePin Material Brass ZincCoatedSteel ZincCoatedSteel Rubber Rubber Rubber Brass Brass Brass Brass StainlessSteel StainlessSteel MalleableIron StainlessSteel StainlessSteel DuctileIron ZincCoatedSteel ZincCoatedSteel Brass Bronze DuctileIron CastIron CastIron CastIron StainlessSteel Rubber CastIron* Bronze Material Standard ANSIB21 ASTMA307GradeB ASTMA36 ASTMD2000,BK707 ASTMD2000,BK707 ASTMD2000,BK807 ANSIB21 ANSIB21 ANSIB21 ANSIB21 ASTMA276Type420 ASTMA276Type304 ASTMA47 ASTMA276Type304 ASTMA276Type304 ASTMA536▼ ASTMA307GradeB ASTMA307GradeB ANSIB21 ANSIB62 ASTMA536▼ ASTMA126Cl.B ASTMA126Cl.B ASTMA126Cl.B ASTMA276Type304 ASTMD2000,BK807 ASTMA126Cl.B ANSIB62 C-309 C-319 C-308 C-331 C-329 C-333 C-312 C-318 C-313 C-310 C-332 ZincCoatedSteel ASTMA307GradeB Valve body and clapper Rubber faced disc shown ZincCoatedSteel ASTMA307GradeB C-327 C-326 C-328 C-316 C-322 WeightArm C-323 Bolt&Nut C-324 Bolt C-325 SeatNut C-327 BodySeatRing C-329 Arm C-331 Cover C-332 Disc C-333 Body Rubber Faced Disc Parts C-316 DiscSeatBolt C-326 DiscSeatRing C-328 SeatHolder Bronze Faced Disc Parts C-326 DiscSeatRing Rubber faced disc clapper Bronze faced disc clapper C-321 C-311 C-320 C-301 C-306 C-314 C-307 C-306 C-325 C-323 C-322 C-324 Hinge pin and stuffing box C-317 C-303 C-302 *2"- 6" sizes are cast iron, ASTM A126 Cl. B, 8"- 12" sizes are ductile iron ASTM A536 ▼ Material strength ASTM A536 65-45 minimum Spring lever assembly

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MUELLER® 2"-12" SWING TYPE LEVER AND SPRING CHECK VALVE DIMENSIONS - FL. X FL. Shaded area indicates change Rev.5-15 4.9 A R UU Q Q B X2 X1 FF P Dimension** Q(bore) R FF X1 X2 A P(hingepindiameter) B(numberandsizeofbolts) UU(boltcirclediameter) Weight Size* 2" 2.00 6.00 8.00 5.13 2.81 4.31 .38 4--.75 4.75 35 2-1/2" 2.50 7.00 8.50 5.13 3.56 5.69 .38 4--.75 5.50 51 C-309 3.00 C-319 C-331 C-329 3" 4" 4.00 9.00 11.50 7.13 4.94 6.88 .50 8--.75 7.50 83 C-308 7.50 9.50 6.31 C-333 6.06 C-312 .50 4--.75 C-318 6.00 C-313 62 C-310 C-332 4.06 Dimension** Q(bore) R FF X1 X2 A P B(numberandsizeofbolts) UU(boltcirclediameter) Weight Size* 6" 6.00 11.00 14.00 8.69 5.94 8.50 .75 8--.88 9.50 153 8" 8.00 13.50 19.50 10.88 8.06 10" 10.00 16.00 24.50 12.25 9.19 11.19 1.00 12--1.00 14.25 410 12" 12.00 19.00 27.50 14.38 10.81 13.56 1.13 12--1.00 17.00 618 C-327 C-326 C-328 C-316 9.94 .88 8--.88 11.75 272 *Nominal **All dimensions are in inches. All weights are in pounds and are approximate. C-301 C-306 C-321 C-311 C-320

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