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4HF4-BOP by Dixon Valve | Hydraulic Quick Disconnect Coupling | H-BOP-Series | 1/2" Female NPTF x 1/2" Body Size | ISO-B Blowout Preventer Safety Socket | FKM Seal | Steel
4HF4-BOP by Dixon Valve | Hydraulic Quick Disconnect Coupling | H-BOP-Series | 1/2" Female NPTF x 1/2" Body Size | ISO-B Blowout Preventer Safety Socket | FKM Seal | Steel

4HF4-BOP by Dixon Valve | Hydraulic Quick Disconnect Coupling | H-BOP-Series | 1/2" Female NPTF x 1/2" Body Size | ISO-B Blowout Preventer Safety Socket | FKM Seal | Steel

Save $40.61 Save $40.61
$101.52
$101.52 - $101.52
$101.52
$60.91
$60.91 - $60.91
$60.91

Dixon Valve & Coupling
Hydraulic Coupling: H-BOP-Series ISO-B Blowout Preventer Safety Coupler (Female Threads)

Designed specifically for blow-out preventer systems on drilling rigs.
Specifications for Variant SKU: 4HF4-BOP Dixon
Series: H-BOP-Series
Shape (Orientation): Straight
Ends Configuration: 1/2in Female ISO-B QD Interchange, 1/2in Female NPTF
Material(s): Steel
Seal Material(s): Viton/FKM
Compatibility & Interchange:
  • Danfoss/Eaton/Hansen HKFR-Series
  • DNP HNV-BOP Series
  • Interchangeable to ISO7241 Series B
Construction:
  • Machined components are manufactured using solid steel bar stock.
  • Stainless steel balls, retaining rings, and springs maximize corrosion resistance and extend service life.
  • Steel components are plated using ROHS Compliant Trivalent Chrome.
  • Steel nipples are hardened to provide heavy duty performance and resist brinneling.
  • Red powder coated coupler sleeve for easy BOP service identification.
  • Individually marked with the BOP series designation.
  • Locking sleeve is standard.
Seal Components:
  • Blow-out Preventer (BOP) coupling critical seals are severe service FKM.
  • PTFE Anti-Extrusion ring protects main coupling valve seal from dynamic impulse pressure damage.
  • Coupler has redundant O-ring sealing system.
  • Valve seals are crimped in place to maintain integrity during excessive flow conditions and pressurized connection.
Note:
  • BOP couplings have been fire tested and Lloyd's certified to 1300°F (700°C) in accordance with API 16D.
Additional Information:
Rated Pressure Chart
Body Size Steel Coupler/Plug 316 SS Coupler/Plug Lloyd's Test Pressure Flow ΔP = 22 PSI
Maximum Working
Burst
 Maximum Working
Burst
3/8" 5,000 PSI 345 Bar 16,500 PSI 1,150 Bar 5,000 PSI 345 Bar 21,500 PSI 1,450 Bar 5,000 12 GPM
1/2" 5,000 PSI 345 Bar 16,000 PSI 1,100 Bar 5,000 PSI 345 Bar 22,000 PSI 1,500 Bar 5,000 15 GPM
3/4" 5,000 PSI 345 Bar 16,500 PSI 1,150 Bar 5,000 PSI 345 Bar 21,500 PSI 1,450 Bar 5,000 29 GPM
1" 5,000 PSI 345 Bar 16,000 PSI 1,100 Bar 5,000 PSI 345 Bar 15,000 PSI 1,000 Bar 5,000 50 GPM
H-BOP-Series | Blowout Preventer Safety Coupler (Female Threads)
Part
Number		 Coupling
Type		 Body
Size		 Threads Material Length Max.
OD		 Hex
3HF3-BOP Socket/Female 3/8" 3/8" - 18 Female NPTF Steel 2.50"
(63.5mm)		 1.41"
(35.8mm)		 7/8"
3HF3-SS-BOP Socket/Female 3/8" 3/8" - 18 Female NPTF 316 Stainless 2.50"
(63.5mm)		 1.41"
(35.8mm)		 7/8"
4HF4-BOP Socket/Female 1/2" 1/2" - 14 Female NPTF Steel 2.86"
(72.6mm)		 1.86"
(47.2mm)		 1-5/16"
4HF4-SS-BOP Socket/Female 1/2" 1/2" - 14 Female NPTF 316 Stainless 2.86"
(72.6mm)		 1.86"
(47.2mm)		 1-5/16"
6HF6-BOP Socket/Female 3/4" 3/4" - 14 Female NPTF Steel 3.55"
(90.2mm)		 2.22"
(56.4mm)		 1-5/16"
6HF6-SS-BOP Socket/Female 3/4" 3/4" - 14 Female NPTF 316 Stainless 3.55"
(90.2mm)		 2.22"
(56.4mm)		 1-5/16"
8HF8-BOP Socket/Female 1" 1" - 11-1/2 Female NPTF Steel 4.13"
(104.9mm)		 2.49"
(63.2mm)		 1-5/8"
8HF8-SS-BOP Socket/Female 1" 1" - 11-1/2 Female NPTF 316 Stainless 4.13"
(104.9mm)		 2.49"
(63.2mm)		 1-5/8"
H-BOP-Series | Blowout Preventer Safety Plug (Female Threads)
Part Number Coupling Type Body Size Threads Material Length Maximum OD Hex
H3F3-BOP Plug/Male 3/8" 3/8" - 18 Female NPTF Steel 1.53"
(38.9mm)		 0.96"
(24.4mm)		 7/8"
H3F3-SS-BOP Plug/Male 3/8" 3/8" - 18 Female NPTF 316 Stainless 1.53"
(38.9mm)		 0.96"
(24.4mm)		 7/8"
H4F4-BOP Plug/Male 1/2" 1/2" - 14 Female NPTF Steel 1.94"
(49.3mm)		 1.17"
(29.7mm)		 1-1/16"
H4F4-SS-BOP Plug/Male 1/2" 1/2" - 14 Female NPTF 316 Stainless 1.94"
(49.3mm)		 1.17"
(29.7mm)		 1-1/16"
H6F6-BOP Plug/Male 3/4" 3/4" - 14 Female NPTF Steel 2.41"
(61.2mm)		 1.44"
(36.6mm)		 1-5/16"
H6F6-SS-BOP Plug/Male 3/4" 3/4" - 14 Female NPTF 316 Stainless 2.41"
(61.2mm)		 1.44"
(36.6mm)		 1-5/16"
H8F8-BOP Plug/Male 1" 1" - 11-1/2 Female NPTF Steel 2.87"
(72.9mm)		 1.79"
(45.5mm)		 1-5/8"
H8F8-SS-BOP Plug/Male 1" 1" - 11-1/2 Female NPTF 316 Stainless 2.87"
(72.9mm)		 1.79"
(45.5mm)		 1-5/8"
Dixon Valve & Coupling

Dixon Valve & Coupling

Dixon, founded in 1916, is a premier manufacturer and supplier of hose couplings, valves, dry disconnects, swivels, and other fluid transfer and control products. Our global reach includes a wide range of products for numerous industries including petroleum exploration, refining, transportation, chemical processing, food and beverage, steel, fire protection, construction, mining, and manufacturing.

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