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6KFR31 Hansen® by Danfoss | Quick Disconnect Coupling | HKFR Series BOP | 3/4 " Female NPTF x 3/4 " ISO 7241-1 Series B | Plug | NBR Seal | Steel

6KFR31 Hansen® by Danfoss | Quick Disconnect Coupling | HKFR Series BOP | 3/4 ” Female NPTF x 3/4 ” ISO 7241-1 Series B | Plug | NBR Seal | Steel

Original price was: $69.48.Current price is: $19.84.

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SKU: G_17760_1479568850980 Category: Tag:
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Product Features:
  • BOP designation and red color is marked on the Socket/Female and Plug/Male halves.
  • Sleeve lock is standard.
  • Utilizes HK Series dust caps and dust plugs.
Applications & Markets:
  • Oil and Gas
Materials:
  • Standard body material: 316 stainless steel, zinc trivalent plated steel.
  • Standard seal material: Nitrile (NBR).
Specifications:
  • Meets or exceeds the ISO 7241-1 B standard.
  • Lloyd’s Register Certification
Lloyd’s Register Certification:
  • 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:
    • 4HFR26/4KFR26: 3,000 PSI/206 BAR
    • 6HFR31/6KFR31: 3,000 PSI/206 BAR
    • 8HFR36/8KFR36: 4,000 PSI/275 BAR
    • ML8HFR36/ML8KFR36: 4,000 PSI/275 BAR
Series Body Size Max. Operating
Pressure
Connected		 Min. Burst
Pressure		 Rated
Flow		 Fluid
Loss
bar psi bar psi
4HKFR 1/2″ 482 bar 7,000 psi 1,931 bar 28,000 psi 28 lpm 7.5 gpm 3.5 cc. Max
6HKFR 3/4″ 344 bar 5,000 psi 1,251 bar 18,150 psi 66 lpm 17.5 gpm 9.3 cc. Max
8HKFR 1″ 344 bar 5,000 psi 1,379 bar 20,000 psi 95 lpm 25 gpm 16.9 cc. Max
ML8HKFR 1″ 344 bar 5,000 psi 1,379 bar 20,000 psi 95 lpm 25 gpm 16.9 cc. Max

Socket/Female (Figure 1)

Plugs (Male) (Figure 2)
HKFR Series BOP
Part Number Body Size Type Material Female
Thread		 Figure Dimensions
NBR Seal A B Across
Flats		 C D E Hex
4HFR26 1/2″ Socket/Female Steel 1/2-14 Fem. NPTF 1 2.96″
(75.2mm)		 1.86″
(47.2mm)		 1.13″
(28.7mm)		 – – – –
4KFR26 1/2″ Plug/Male Steel 1/2-14 Fem. NPTF 2 – – – 2.03″
(51.6mm)		 1.3″
(33.0mm)		 0.76″
(19.3mm)		 1.13″
(28.7mm)
6HFR31 3/4″ Socket/Female Steel 3/4-14 Fem. NPTF 1 3.48″
(88.4mm)		 2.22″
(56.4mm)		 1.31″
(33.3mm)		 – – – –
6KFR31 3/4″ Plug/Male Steel 3/4-14 Fem. NPTF 2 – – – 2.36″
(59.9mm)		 1.52″
(38.6mm)		 0.71″
(18.0mm)		 1.31″
(33.3mm)
8HFR36 1 “ Socket/Female Steel 1-1-1/2 Fem. NPTF 1 4.13″
(104.9mm)		 2.61″
(66.3mm)		 1.75″
(44.5mm)		 – – – –
8KFR36 1″ Plug/Male Steel 1-11-1/2 Fem. NPTF 2 – – – 2.85″
(72.4mm)		 1.88″
(47.8mm)		 0.97″
(24.6mm)		 1.63″
(41.4mm)
ML8HFR36* 1″ Socket/Female 316 Stainless Steel 1-1-1/2 Fem. NPTF 1 4.13″
(104.9mm)		 2.61″
(66.3mm)		 1.75″
(44.5mm)		 – – – –
ML8KFR36* 1″ Plug/Male 316 Stainless Steel 1-11-1/2 Fem. NPTF 2 – – – 2.85″
(72.4mm)		 1.88″
(47.8mm)		 0.97″
(24.6mm)		 1.63″
(41.4mm)

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6KFR31 Hansen® by Danfoss | Quick Disconnect Coupling | HKFR Series BOP | 3/4 " Female NPTF x 3/4 " ISO 7241-1 Series B | Plug | NBR Seal | Steel6KFR31 Hansen® by Danfoss | Quick Disconnect Coupling | HKFR Series BOP | 3/4 ” Female NPTF x 3/4 ” ISO 7241-1 Series B | Plug | NBR Seal | Steel
Original price was: $69.48.Current price is: $19.84.
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