K Series JIC Tube Fittings

K Series JIC Tube FittingsSAE J514 37 FlaredFeatures Standard Materials: Stainless Steel, Carbon Steel and Brass. Universal Fittings for Inch and Metric tube. Fitting without sleeve and nut for connection to a female swivel on a hose assembly.No.00-0July 2016

ContentsTube FittingsTube to Tube UnionUnoinKU45 Male Elbow0607KTUnoin CrossKXBulkhead UnoinKUBWeld BuikheadUnoinKBUWBuikhead UnoinElbowKBL08KPR0910112030Swivel UNF MaleConnector31Swivel FemaleConnector32KSMCS-UKSCFSwivel Elbow21KSLSwivel Run Tee22KSRT3334Swivel Branch Tee23KSBT35Cap and PlugTube to Straight ThreadO-Seal G MaleConnector24O-Seal UNF MaleConnector2514O-Seal UNF MaleElbow2615O-Seal 45 UNFMale Elbow2716O-Seal UNF BranchTee2813KMC-GOKMCS-UMale Branch Tee1Swivel MaleConnector12Male Run TeeKTBM19Female Branch TeeKTBFMale ElbowKTRMFemale Run TeeKTRFMale ConnectorKLMFemale ElbowKLFTube to Male PipeKMCBulkhead FemaleConnectorKCBFTube Port to Tube PortFitting Port ReducerFemale ConnectorKCFUnoin TeeSwivel FittingsKSMCTube to Female PipeUnion ElbowKLKLBM18KLS-UPKLBS-UPKTBS-UPKTRS-UPKC36Plug for Fitting PortKP36Spare PartsNutKN37SleeveO-Seal UNF Run Tee17Cap for Tube EndKP37Bulkhead Lok Nut29KBN38

K Series JIC Tube Fittings SAE J514 37 FlaredDesignDK-Lok K Series JIC Tube Fitting consists of body, sleeve and nut and meets the requirements of SAE J514 andISO 8434-2 standards.DK-Lok K Series JIC Tube Fitting are capable of connecting to inch and metric tube with no changing the Sleeve and Nut.Example : KU-4T-SA fitting capable of connecting to 1/4″ OD Stainless steel tubing.The fitting body without sleeve and nut is widely used as a hose adapter for connection to a female swivel on a hose assembly.www.dklok.com2

Technical InformationTable 1. Material StandardsBodyFittingMaterialsBar StockForgingFlared Tubing(Not supplied)StainlessSteel 316ASTM A276/A479Type 316/316LASTM A182 F316/F316LASTM A276/A479Type 316/316LNut supplied with insideMolybdenum coated.ASTM A269ASTM A213Carbon SteelASTM A108JIS G4051 S20C - S48CASTM A105JIS G4051 S20C - S48CASTM A108JIS G4051 S20C - S48CNut supplied with insideMolybdenum coated.ASTM A179ASTM A161BrassASTM B453 UNS C35300JIS H3250 Alloy C3604ASTM B283 UNS 37700JIS G4051 Alloy C3771ASTM B453 UNS C35300JIS H3250 Alloy C3604Nut supplied with insideIubricated.Copper TubingASTM B88ASTM B75Nut and SleeveTable 2. Working Pressure RatingFor fitting materials of Stainless steel and Carbon steel.3Union andBulkheadsTubeODFitting withFemale SwivalFitting withPipe 0210105/816350024030002103000210123/418, 016125300021025001702000140201 1/43225001702000140115080241 1/23820001401500105100070322501500105112580100070

K Series JIC Tube Fittings SAE J514 37 FlaredTable 3. Suggested Tubing Wall ThicknessWallThickness, inchWallThickness, mmSAENominalSizeInch TubeODinchMax.Metric 350.095161.02.5123/40.0350.10918, .0201 1/40.0490.120321.53.0241 1/20.0490.120381.53.03220.0580.134501.53.5Table 4. Fitting s Surface FinishSainless SteelCarbon SteelPassiveationYellow Zinc platedBrassAcid Cleaned.On request, chrome plated brass fitting can be supplied.www.dklok.com4

Ordering InformationTo order a fitting with nut and sleeve, select an applicable part number and fitting material designator.Example : KU-2T-STo order a fitting with nut and sleeve factory assembled, select an applicable part number, fitting material designator andsuffix A to the ordering number.Example : KU-2T-SATable 5. Fitting Material DesignatorSainless Steel 316Carbon SteelBrassSCBTable 6. Tube OD DesignatorOD inch1/161/83/161/45/163/81/25/83/47/811 1/41 1/22Designator123456810121416202436OD M50MTable 7. Thread Symbol DesignatorThreadSymbolStandardsNASME/ANSI B1.20.1RISO 7-1, BS 21, JIS B 0203GISO 228-1, BS 2779, JIS B0202UASME B1.1Taper ThreadParallel ThreadTable 8. Taper Pipe Thread DesignatorNominal Size1/81/43/81/23/411 1/41 R10R12R16RTable 9. ASME B1.1 Unified Thread Designator5Size5/163/87/161/29/163/47/81 1/161 3/161 5/161 5/81 7/82 1/2Size Designator02030405060810121416202432

K Series JIC Tube Fittings SAE J514 37 FlaredUnionKUL1UE37 37 hHLTube to Tube UnionTube �-1412.381.047.823.825.4KU-12T3/4”18, 201 1/16”-1215.585.954.929.031.7KU-14T7/8”221 3/16”-1218.091.356.132.034.9KU-16T1”251 5/16”-1221.595.257.236.038.1KU-20T1-1/4”321 5/8”-1227.598.761.746.050.8KU-24T1-1/2”381 7/8”-1233.0123.269.850.057.1KU-32T2”502 1/2”-1245.0141.486.466.773.0Part No.www.dklok.com6

Union ElbowKLLL1UhLE37 H37 Tube to Tube Union7Tube �-1412.353.436.822.225.4KL-12T3/4”18, 201 1/16”-1215.557.742.227.031.7KL-14T7/8”221 3/16”-1218.063.345.733.334.9KL-16T1”251 5/16”-1221.565.046.033.338.1KL-20T1-1/4”321 5/8”-1237.570.852.341.350.8KL-24T1-1/2”381 7/8”-1233.085.959.247.657.1KL-32T2”502 1/2”-1245.0105.277.763.573.0Part No.

K Series JIC Tube Fittings SAE J514 37 FlaredUnion TeeKTLLL1L1UhE37 L1L37 H37 Tube to Tube UnionTube �-1412.353.436.822.225.4KT-12T3/4”18, 201 1/16”-1215.557.742.227.031.7KT-14T7/8”221 3/16”-1218.063.345.733.334.9KT-16T1”251 5/16”-1221.565.046.034.938.1KT-20T1-1/4”321 5/8”-1237.570.852.341.350.8KT-24T1-1/2”381 7/8”-1233.085.959.247.657.1KT-32T2”502 1/2”-1245.0105.277.763.573.0Part No.www.dklok.com8

Union CrossKXLLL1L137 UE37 L1L37 hH37 Tube to Tube Union9Tube �-1412.353.436.822.225.4KX-12T3/4”18, 201 1/16”-1215.557.742.227.031.7KX-14T7/8”221 3/16”-1218.063.345.733.334.9KX-16T1”251 5/16”-1221.565.046.034.938.1KX-20T1-1/4”321 5/8”-1237.570.852.341.350.8KX-24T1-1/2”381 7/8”-1233.085.959.247.657.1KX-32T2”502 1/2”-1245.0105.277.763.573.0Part No.

K Series JIC Tube Fittings SAE J514 37 FlaredBulkhead UnionKUBL1L2U37 37 EHhLTube to Tube UnionTube 40.128.525.4KUB-12T3/4”18, 201 1 3/16”-1218.0114.479.244.438.134.9KUB-16T1”251 321 81 7/8”-1233.0142.889.446.053.957.1KUB-32T2”502 1/2”-1245.0161.7106.753.169.873.0Part No.www.dklok.com10

Weld Bulkhead UnionKBUWL137 UEH37 DLTube to Tube Union11Tube /4”18, 201 1/16”-1215.530.0151.0120.031.7KBUW-14T7/8”221 3/16”-1218.032.0165.2130.034.9KBUW-16T1”251 1 5/8”-1227.546.0177.0140.050.8KBUW-24T1-1/2”381 7/8”-1233.050.0193.4140.057.1KBUW-32T2”502 1/2”-1245.070.0205.0150.073.0Part No.

K Series JIC Tube Fittings SAE J514 37 FlaredBulkhead Union ElbowKBLL2L3UL4hHLL137 37 Tube to Tube UnionTube .239.677.360.735.822.225.4KBL-12T3/4”18, 201 �221 51 ”321 ��381 02 1/2”-12100.973.4131.9104.448.563.573.0Part No.InchKBL-2T1/8”KBL-3Twww.dklok.com12

Fitting Port ReducerKPRU37 E37 LTube Port to Tube Port13Part No.ReducingTube O.DU(UNF)ELKPR6T-4T3/8” X 1/4”7/16”-204.424.6KPR8T-4T1/2” X 1/4”7/16”-204.425.4KPR8T-6T3/8” X 3/8”9/16”-187.525.4KPR10T-4T5/8” X 1/4”7/16”-204.426.2KPR10T-6T3/8” X 3/8”9/16”-187.526.2KPR12T-4T3/4” X 1/4”7/16”-204.427.7KPR12T-6T3/4” X 3/8”9/16”-187.527.7KPR12T-8T3/4” X 1/2”3/4”-1610.030.2KPR16T-12T1” X 3/4”1-1/16”-1215.537.3KPR20T-12T1-1/4” X 3/4”1-1/16”-1215.538.3KPR20T-16T1-1/4” X 1”1-5/16”-1221.540.3KPR24T-20T1-1/2” X 1-1/4”1 5/8”-1227.542.9

K Series JIC Tube Fittings SAE J514 37 FlaredMale ConnectorKMCL1UTE37 hHLTube to Male PipeTube 12N3/4”18, 203/4”1 4”1 1 1-1/4”1 -1/2”1 7/8”-1233.094.868.150.857.1KMC32T-32N2”502”2 1/2”-1245.0106.579.066.673.0Part No.www.dklok.com14

Male ElbowKLMLL1UhL237 HTETube to Male Pipe15Tube 2.353.436.837.322.225.4KLM12T-12N3/4”18, 203/4”1 223/4”1 1”1 ��321-1/4”1 �381-1/2”1 ”2 1/2”-1245.0105.277.776.263.573.0Part No.

K Series JIC Tube Fittings SAE J514 37 FlaredMale Run TeeKTRMLL2L1ThEDL137 LUH37 Tube to Male PipeTube 25.4KTRM12T-12N3/4”18, 203/4”1 /8”223/4”1 ”251”1 -1/4”321-1/4”1 1/2”381-1/2”1 ��502”2 1/2”-1245.049 .0105.277.776.263.573.0Part No.www.dklok.com16

Male Branch TeeKTBMLLL1L1UhE37 L237 HTDTube to Male Pipe17Tube 25.4KTBM12T-12N3/4”18, 203/4”1 /8”223/4”1 ”251”1 -1/4”321-1/4”1 1/2”381-1/2”1 ��502”2 1/2”-1245.049.0105.277.776.263.573.0Part No.

K Series JIC Tube Fittings SAE J514 37 Flared45 Male ElbowKLBML45 L1UhL2E37 HDTTube to Male PipeTube 5.4KLBM12T-12N3/4”18, 203/4”1 /8”223/4”1 ”251”1 -1/4”321-1/4”1 1/2”381-1/2”1 ��502”2 1/2”-1245.045.083.956.453.663.573.0Part No.www.dklok.com18

Female ConnectorKCFL1TUE37 HhLTube to Female Pipe19Tube 12N3/4”18, 203/4”1 4”1 1 1-1/4”1 -1/2”1 7/8”-1233.093.266.560.357.1KCF32T-32N2”502”2 1/2”-1245.0102.975.473.073.0Part No.

K Series JIC Tube Fittings SAE J514 37 FlaredBulkhead Female ConnectorKCBFL1TUL2E37 hh1HLTube to Female PipeTube 0.129.028.525.4KCBF12T-12N3/4”18, 203/4”1 /8”223/4”1 ”251”1 -1/4”321-1/4”1 1/2”381-1/2”1 ”502”2 1/2”-1245.0120.693.153.173.069.873.0Part No.www.dklok.com20

Female ElbowKLFLL1UhEL237 HTTube to Female Pipe21Tube 2.358.341.731.227.025.4KLF12T-12N3/4”18, 203/4”1 223/4”1 1”1 ��321-1/4”1 �381-1/2”1 2”2 1/2”-1245.0111.383.860.771.473.0Part No.

K Series JIC Tube Fittings SAE J514 37 FlaredFemale Run TeeKTRFL2LL1hTE37 LHU37 Tube to Female PipeTube ”-1412.358.341.731.227.025.4KTRF12T-12N3/4”18, 203/4”1 �223/4”1 51”1 ”321-1/4”1 ��381-1/2”1 02”2 1/2”-1245.0111.383.860.771.473.0Part No.www.dklok.com22

Female Branch TeeKTBFLLL1L1hE37 37 L2UHTTube to Female Pipe23Tube ”-1412.358.341.731.227.025.4KTBF12T-12N3/4”18, 203/4”1 �223/4”1 51”1 ”321-1/4”1 ��381-1/2”1 02”2 1/2”-1245.0111.383.860.771.473.0Part No.

K Series JIC Tube Fittings SAE J514 37 FlaredO-Seal G Male ConnectorKMC-GOL1O-RingUL2E37 ThHLTube to Straight ThreadTube 412.361.144.514.025.425.4KMC12T-12GO3/4”18, 203/4”1 �223/4”1 51”1 ”321-1/4”1 ��381-1/2”1 2”2 1/2”-1245.0108.080.525.070.073.0Part No.www.dklok.com24

O-Seal UNF Male ConnectorKMCS-UL1O-RingUL2E37 ThHLTube to Straight Thread25Tube .425.4KMCS12T-12U3/4”18, 201 1/16”-12 1 �221 3/16”-12 1 51 5/16”-12 1 ”321 5/8”-121 ��381 7/8”-121 2 1/2”-122 1/2”-1245.098.170.615.169.873.0Part No.

K Series JIC Tube Fittings SAE J514 37 FlaredO-Seal UNF Male ElbowKLS-UPLUL1h37 L3HL2H1ETO-RingTube to Straight ThreadTube 812.543.222.225.428.5KLS12T-12UP3/4”18, 201 1/16”-12 1 4UP7/8”221 3/16”-12 1 6UP1”251 5/16”-12 1 0UP1-1/4”321 5/8”-121 UP1-1/2”381 7/8”-121 UP2”502 1/2”-122 1/2”-1245.0105.277.716.573.463.573.069.8Part No.www.dklok.com26

O-Seal 45 UNF Male ElbowKLBS-UPTube to Straight Thread27Tube 44.828.212.536.622.225.428.5KLBS12T-12UP3/4”18, 201 1/16”-12 1 14UP7/8”221 3/16”-12 1 16UP1”251 5/16”-12 1 20UP1-1/4”321 5/8”-121 4UP1-1/2”381 7/8”-121 2UP2”502 1/2”-122 1/2”-1245.083.956.416.547.263.573.069.8Part No.

K Series JIC Tube Fittings SAE J514 37 FlaredO-Seal UNF Branch TeeKTBS-UPLLI1UI1h37 37 L1HI1H1TEO-RingTube to Straight ThreadTube 3.443.236.812.522.225.428.5KTBS12T-12UP3/4”18, 201 1/16”-12 1 14UP7/8”221 3/16”-12 1 16UP1”251 5/16”-12 1 20UP1-1/4”321 5/8”-121 4UP1-1/2”381 7/8”-121 2UP2”502 1/2”-122 1/2”-1245.0105.273.477.716.563.573.069.8Part No.www.dklok.com28

O-Seal UNF Run TeeKTRS-UPLUL1II1E37 HLO-RinghH1T37 Tube to Straight Thread29Tube 3.443.236.812.522.225.428.5KTRS12T-12UP3/4”18, 201 1/16”-12 1 14UP7/8”221 3/16”-12 1 16UP1”251 5/16”-12 1 20UP1-1/4”321 5/8”-121 4UP1-1/2”381 7/8”-121 2UP2”502 1/2”-122 1/2”-1245.0105.273.477.716.563.573.069.8Part No.

K Series JIC Tube Fittings SAE J514 37 FlaredSwivel Male ConnectorKSMCUL137 ETHhLSwivel FittingsTube 4KSMC12T-12N3/4”18, 203/4”1 /4”1 �1 21-1/4”1 1-1/2”1 2 1/2”-1245.092.969.166.773.0Part No.www.dklok.com30

Swivel UNF Male ConnectorKSMCS-USwivel Fittings31Tube 12U3/4”18, 201 1/16”-121 1 3/16”-121 3/16”-1255.640.915.134.934.9KSMCS16T-16U1”251 5/16”-121 321 5/8”-121 81 7/8”-121 7/8”-1271.352.715.154.060.0KSMCS32T-32U2”502 1/2”-122 1/2”-1272.558.715.170.073.0Part No.