IH-SPC-TR-NPT
Reducer / Increaser: Male NPT × Female NPT Thread Reducer Fittings
Female NPT taper thread (smaller)Reductions: 1/2"→1/4", 3/4"→1/2", 1"→3/4", 1-1/4"→1", 2"→1-1/2"Thread reducer (Male NPT × Female NPT, different sizes)
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IH-SPC-CR
Reducer / Increaser: Type CR Female Coupler × Shank Reducing C Cam and Groove Couplings
Up to 250 psi (1/2"–2"); 150 psi (3"–4"); 75 psi (5"–6") — derates with size, see datasheetBarbed hose shank — smaller sizeFemale coupler (with cam arms) — larger size
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IH-SPC-TR-NPSM
Reducer / Increaser: 316SS Female NPSM × Male NPT Thread Reducer Fittings
Thread reducer (Female NPSM × Male NPT)Male NPT taper threadUp to 1500 psi at room temperature (refer to host pipe / fitting rating)
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IH-SPC-BR
Reducer / Increaser: Reducing B Female Coupler × Male NPT Couplings
Specialty Cam & Groove CouplingCam side 2"–4", NPT side typically one size smallerUp to 250 psi (1/2"–2"); 150 psi (3"–4"); 75 psi (5"–6") — derates with size, see datasheet
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IH-SPC-DD-SPOOL
Spool Adapters: Type DD Female × Female Coupler Spool
Up to 250 psi (1/2"–2"); 150 psi (3"–4"); 75 psi (5"–6") — derates with size, see datasheetFemale coupler (with cam arms) — opposite end1", 1-1/2", 2", 3", 4"
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