Fax             706-265-1477

Air Products Company is a leading distributor, serving this industry for the last 72 years, specializing in the sales and service of the Danfoss Hansen quick disconnect couplings, Graco pumps, sprayers, industrial fluid handling, and Fastest Inc line of leak detection equipment and fittings. 

  • BOP designation and red color is
    marked on the Socket/Female
    and Plug/Male halves
  • Sleeve lock is standard

Sockets

Oil and Gas

Hansen  HKFR Series is a quick disconnect hydraulic coupling for hazardous Blow Out Preventer (BOP) service in the Oil and Gas Industry. The HKFR Series meets or exceeds the ISO 7241-1 B standard.

Figure 2

COUPLING SERIES METAL PLUG DUST CAP VINYL PLUG DUST CAP METAL SOCKET DUST CAP VINYL SOCKET DUST CAP
1HK PDC1HK* PPDC1HK SDC1HK* PSDC1HK
2HK PDC2HK* PPDC2HK SDC2HK* PSDC2HK
3HK PDC3HK* PPDC3HK SDC3HK* PSDC3HK
4HK PDC4HK** PPDC4HK
PPDC4HKRD
SDC4HK** PSDC4HK
PSDC4HKRD
6HK PDC6HK** PPDC6HK
PPDC6HKRD
SDC6HK** PSDC6HK
PSDC6HKRD
8HK PDC8HK** PPDC8HK
PPDC8HKRD
SDC8HK** PSDC8HK
PSDC8HKRD

Figure 1

  • Lloyd’s Register Certification
  • Meets or exceeds ISO 7241-1 Series B standard
  • Utilizes HK Series dust caps and dust plugs

Lloyd's Register Certification

Part Number Coupling Type Body Size Thread Size Figure
4KFR26 Socket 1/2 1/2-14 2
6KFR31 Socket 3/4 3/4-14 2
8KFR36 Socket 1 1-1 1/2 2
ML8KFR36* Socket 1 1-1 1/2 2

Toll Free     855-457-4474

Text           770-887-0470

Phone         770-887-0470

Plugs

Part Number Coupling Type Body Size Thread Size Figure
4HFR26 Socket 1/2 1/2-14 1
6HFR31 Socket 3/4 3/4-14 1
8HFR36 Socket 1 1-1 1/2 1
ML8FR36* Socket 1 1-1 1/2 1

All of the above items carry a Llyod's Registry Certificate for fire conditions stated in API 16D and EUB Directive 36. These parts meet the requirements that state couplings shall be capable of maintaining pressure when exposed to a 700˚C (1,300˚F) temperature for a five-minute period. Testing for this certification was conducted at the following pressures in the connected condition: 

Physical Characteristics

Product Features

HANSEN HKFR SERIES

*Stainless Steel

  • Standard body material: 316 stainless steel, zinc trivalent plated stee
    and Plug/Male halves

  • Standard seal material: Buna-N

*Stainless Steel

Application and Markets

Series Body Size Max Operating Pressure Connected Min Burst Pressure Rated Flow Fluid Loss
(IN) (PSI) (PSI) (GPM) (CC MAX)
4HFR26 1/2 7000 28,000 7.5 3.5
6HFR26 3/4 5000 18,150 17.5 9.3
8HFR26 1 5000 20,000 25 16.9
ML8HFR36 1 5000 20,000 25 16.9
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