160 www.stauff.com/5/en/#160 HH Catalogue 5 § Edition 03/2024 STAUFF Screw-to-Connect Couplings Series HH-31 § BG 8 § Nominal Size 31,5 Port A Dimensions Female Body Weight Male Tip Weight ( mm / in ) ( kg /lbs )ca. ( kg /lbs )ca. ØE ØF B L1 L2 L4 min L5 SW1 SW2 SW3 Ordering Codes per 100 Ordering Codes per 100 Female Thread according to DIN 3852 - ISO 1179-1 - ANSI B 1.20.3 G 1 1/4" 78,5 43,9 M68x6 152,5 86 24 71,3 65 65 75 QRC-HH-31-F-G20-BT-W3 292,60 QRC-HH-31-M-G20-B-W3 105,50 3.09 1.73 6.01 3.39 .94 2.81 2.56 2.56 2.95 632.73 231.49 NPTF 1 1/4" -11 1/2 78,5 43,9 M68x6 152,5 86 71,3 65 65 75 QRC-HH-31-F-NF20-BT-W3 295 QRC-HH-31-M-NF20-B-W3 109,20 3.09 1.73 6.01 3.39 2.81 2.56 2.56 2.95 650.36 240.74 A L3 L4 Series HH-38 § BG 10 § Nominal Size 38 Port A Dimensions Female Body Weight Male Tip Weight ( mm / in ) ( kg /lbs )ca. ( kg /lbs )ca. ØE ØF B L1 L2 L4 min L5 SW1 SW2 SW3 Ordering Codes per 100 Ordering Codes per 100 Female Thread according to DIN 3852 - ISO 1179-1 - ANSI B 1.20.3 G 1 1/2" 98 53,4 M78x6 172 95 27 79 75 80 90 QRC-HH-38-F-G24-BT-W3 444,40 QRC-HH-38-M-G24-B-W3 173,70 3.86 2.10 6.77 3.74 1.06 3.11 2.95 3.15 3.54 978.85 374.79 NPTF 1 1/2" -11 1/2 98 53,4 M78x6 172 95 79 75 80 90 QRC-HH-38-F-NF24-BT-W3 447 QRC-HH-38-M-NF24-B-W3 172 3.86 2.10 6.77 3.74 3.11 2.95 3.15 3.54 985.47 379.20 A L3 L4 Note: The connection of the two halves of a coupling is achieved depending on the type. It is important to observe the positive engagement of plug-type couplings and the secure tightening of screw-type couplings to the limit stop of the thread. Forced or improper separation will result in malfunction of the coupling. Series HH-51 § BG 12 § Nominal Size 51 Port A Dimensions Female Body Weight Male Tip Weight ( mm / in ) ( kg /lbs )ca. ( kg /lbs )ca. ØE ØF B L1 L2 L4 min L5 SW1 SW2 SW3 Ordering Codes per 100 Ordering Codes per 100 Female Thread according to DIN 3852 - ISO 1179-1 - ANSI B 1.20.3 G 2" 129 81,8 M115x8 206,5 118 27 97,1 100 110 125 QRC-HH-51-F-G32-BT-W3 856,50 QRC-HH-51-M-G32-B-W3 492,80 5.07 3.22 8.13 4.65 1.06 3.82 3.94 4.33 4.92 1888.26 1086.88 NPTF 2" -11 1/2 129 81,8 M115x8 206,5 118 97.1 100 110 125 QRC-HH-51-F-NF32-BT-W3 892,00 QRC-HH-51-M-NF32-B-W3 507 5.07 3.22 8.13 4.65 3.82 3.94 4.33 4.92 1966.52 1117.74 A L3 L4 SW: Width across flats. All dimensions in mm (inch). Drawing similar Series HH-12. * Insertion Male Tip. E B A L4 L1 SW (Hex) 1 SW (Hex) 2 F L2 A L4 L5* SW (Hex) 2 HH-10 to 51
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