A coupolet is designed for use in fire protection sprinkler systems and other low pressure piping applications. manufactured with NPT female threads for 300# service and are UL Listed and F.M. approved.
Type of OletscoupoletSize 1/8″ (6 NB) to 20″ (500NB)StandardMSS SP-97Class 3000LB（SCH40，SCH80，STD，XS） 6000LB（SCH160，XXS）
MaterialGradeCarbon Steel
ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F70
Stainless SteelASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H,904L Alloy Steel ASTM / ASME A/SA 182 F12, A182 F11, A182 F22, A182 F5, A350 LF2, A350 LF3
300# Female Threaded CoupoletNominal Outlet SizeDimensionsACF1/215/160.7451.1883/410.9581.44111 3/161.1881.5621 1/41 5/161.5501.9061 1/21 9/161.7802.18821 11/162.2602.7502 1/21 13/162.8903.38632 1/23.4004.000434.3805.000Interchangeability or Combination of SizesCoupolet Outlet Size InchesRun Sizes1/21/23/41-1/4 -12-1/2 – 1-1/28-336-10 3/43/412 – 1-1/46 – 2-1/236-8 111-1/42 – 1-1/24 – 2-1/28-536-10 1-1/41-1/41-1/22-1/2 – 24-38-536-10 1-1/21-1/222-1/24-38-516-1036-18 222 1/233-1/245681016-1236-182-1/22-1/233-1/2456812-1016-1436-18 333-1/2456810121418-1636-2045681014-121618202436
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