154 www.stauff.com/5/en/#154 HR Catalogue 5 § Edition 03/2024 STAUFF Screw-to-Connect Couplings Series HR-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 ØG L1 L2 L4 min L5 SW1 SW2 SW4 Ordering Codes per 100 Ordering Codes per 100 Female Thread according to DIN 3852 - ISO 1179-1 G 1 1/4" 66 47 88 118 88 20 35 48 48 88 QRC-HR-31-F-G20-BT-W66 160,60 QRC-HR-31-M-G20-B-W66 180,30 2.60 1.85 3.46 4.65 3.46 .79 1.38 1.89 1.89 3.46 354.06 397.49 66 47 88 118 88 20 35 48 48 88 QRC-HR-31-FD-G20-BT-W66-DM 171,10 QRC-HR-31-MD-G20-B-W66-DM 192,80 2.60 1.85 3.46 4.65 3.46 .79 1.38 1.89 1.89 3.46 377.21 425.05 A L3 L4 Series HR-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 ØG L1 L2 L4 min L5 SW1 SW2 SW4 Ordering Codes per 100 Ordering Codes per 100 Female Thread according to DIN 3852 - ISO 1179-1 G 1 1/2" 75 57 93 121 90 22 35 55 55 93 QRC-HR-38-F-G24-BT-W66 200,60 QRC-HR-38-M-G24-B-W66 218,40 2.95 2.24 3.66 4.76 3.54 .87 1.38 2.16 2.16 3.66 442.25 481.49 75 57 93 121 90 22 35 55 55 93 QRC-HR-38-FD-G24-BT-W66-DM 213,90 QRC-HR-38-MD-G24-B-W66-DM 233,10 2.95 2.24 3.66 4.76 3.54 .87 1.38 2.16 2.16 3.66 471.57 513.90 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. SW: Width across flats. All dimensions in mm (inch). Drawing similar Series HR-12. * Insertion Female Body. HR10-HR38 Muffe und Stecker scale 0.65 SW1 P' A L1 P( A P) SW4 L2 SW2 L4 L4 L5* * Eintauchtiefe Muffe
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