Series 10-20 HK Couplings have the same features as the 1-8 HK, but have larger bodies and higher flow rates. Series HK couplings conform to the dimensional requirements of ISO 7241-1 Series B (No ISO Standard available for the 10-HK). Body sizes range from 1 1/4" to 2 1/2".

Features:

  • Brass, steel and stainless steel construction available in all sizes
  • End connections are female NPTF and BSPP
  • Heavy duty steel couplings for use in high impulse service available in 12-HK and 20-HK
Unit of Measure

Specifications

Body Size

N/A 2 1/2 in

Material

N/A Brass

Thread Size (Female)

N/A 3-8 NPTF

Overall Length (C)

N/A 6.94 in

Maximum Diameter (D)

N/A 4.31 in

Exposed Length when Connected (E)

N/A 4.42 in

Hex

N/A 4.00 in