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3EF3-B by Dixon Valve | Hydraulic Quick Disconnect Coupling | E-Series | 3/8" Female NPTF x 3/8" Straight-Through Interchange | Socket | Nitrile Seal | Brass
3EF3-B by Dixon Valve | Hydraulic Quick Disconnect Coupling | E-Series | 3/8" Female NPTF x 3/8" Straight-Through Interchange | Socket | Nitrile Seal | Brass
3EF3-B by Dixon Valve | Hydraulic Quick Disconnect Coupling | E-Series | 3/8" Female NPTF x 3/8" Straight-Through Interchange | Socket | Nitrile Seal | Brass
3EF3-B by Dixon Valve | Hydraulic Quick Disconnect Coupling | E-Series | 3/8" Female NPTF x 3/8" Straight-Through Interchange | Socket | Nitrile Seal | Brass
3EF3-B by Dixon Valve | Hydraulic Quick Disconnect Coupling | E-Series | 3/8" Female NPTF x 3/8" Straight-Through Interchange | Socket | Nitrile Seal | Brass
3EF3-B by Dixon Valve | Hydraulic Quick Disconnect Coupling | E-Series | 3/8" Female NPTF x 3/8" Straight-Through Interchange | Socket | Nitrile Seal | Brass
3EF3-B by Dixon Valve | Hydraulic Quick Disconnect Coupling | E-Series | 3/8" Female NPTF x 3/8" Straight-Through Interchange | Socket | Nitrile Seal | Brass

3EF3-B by Dixon Valve | Hydraulic Quick Disconnect Coupling | E-Series | 3/8" Female NPTF x 3/8" Straight-Through Interchange | Socket | Nitrile Seal | Brass

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Dixon Valve & Coupling
Hydraulic Coupling: E-Series Straight-Through Interchange Coupler (Female Threads)
Specifications for Variant SKU: 3EF3-B Dixon
Series: E-Series
Shape (Orientation): Straight
Ends Configuration: 3/8in Female NPTF, 3/8in Female Straight-Thru QD Interchange
Material(s): Brass
Seal Material(s): Buna-N/Nitrile Rubber
Compatibility & Interchange:
  • Straight-through pressure-wash interchange
  • Parker ST-Series, Foster FST-Series, Hansen ST-Series
Features:
  • These couplers have no internal valves, providing maximum flow with minimum pressure drop.
Construction:
  • Machined components are manufactured using solid steel, brass, or 303 stainless steel bar stock.
  • Stainless steel balls, retaining rings, and springs maximize corrosion resistance and extend service life.
  • Steel componentry is plated using ROHS-compliant trivalent chrome.
  • 1-1/4" to 2" brass couplers have steel sleeves as standard to maximize service life, hardened to resist deformation.
  • Steel plugs are hardened to provide heavy-duty performance.
Seal Components:
  • Nitrile seals are standard, providing a temperature range of -40°F to 250°F (-40°C to 121°C).
Safety Notes:
  • Do Not Disconnect with pressure in line.
  • Dixon cannot assume liability for misapplication of products resulting in equipment down-time, lost production, property damage and/or personal injury including death.
Additional Information:
E-Series | Straight-Through Interchange (Connected) Rated Pressure Chart
Body
Size		 Brass Coupler/Steel Plug Brass Coupler/Plug 303 Stainless Steel
Coupler/Plug		 Locking Ball
Quantity		 Flow
ΔP = 30 PSI
Max. Working Burst Max. Working Burst Max. Working Burst
1/8" 2,600 PSI
(179 Bar)		 10,400 PSI
(717 Bar)		 2,500 PSI
(172 Bar)		 10,000 PSI
(689 Bar)		 4,200 PSI
(290 Bar)		 16,800 PSI
(1,158 Bar)		 6 3 GPM
1/4" 5,500 PSI
(379 Bar)		 22,000 PSI
(1,517 Bar)		 5,200 PSI
(359 Bar)		 20,800 PSI
(1,434 Bar)		 6,700 PSI
(462 Bar)		 26,800 PSI
(1,848 Bar)		 6 6 GPM
3/8" 3,500 PSI
(241 Bar)		 14,000 PSI
(966 Bar)		 2,700 PSI
(186 Bar)		 10,800 PSI
(745 Bar)		 5,500 PSI
(379 Bar)		 22,000 PSI
(1,517 Bar)		 8 14 GPM
1/2" 2,700 PSI
(186 Bar)		 10,800 PSI
(745 Bar)		 2,200 PSI
(152 Bar)		 8,800 PSI
(607 Bar)		 3,000 PSI
(207 Bar)		 12,000 PSI
(827 Bar)		 8 24 GPM
3/4" 2,700 PSI
(186 Bar)		 10,800 PSI
(745 Bar)		 1,700 PSI
(117 Bar)		 6,800 PSI
(469 Bar)		 3,000 PSI
(207 Bar)		 12,000 PSI
(827 Bar)		 8 58 GPM
1" 2,000 PSI
(138 Bar)		 8,000 PSI
(552 Bar)		 1,200 PSI
(83 Bar)		 4,800 PSI
(331 Bar)		 1,700 PSI
(117 Bar)		 6,800 PSI
(469 Bar)		 8 100 GPM
1-1/4" 2,000 PSI
(138 Bar)		 8,000 PSI
(552 Bar)		 1,700 PSI
(117 Bar)		 6,800 PSI
(469 Bar)		 2,000 PSI
(138 Bar)		 8,000 PSI
(552 Bar)		 8 150 GPM
1-1/2" 2,000 PSI
(138 Bar)		 8,000 PSI
(552 Bar)		 1,400 PSI
(97 Bar)		 5,600 PSI
(386 Bar)		 2,000 PSI
(138 Bar)		 8,000 PSI
(552 Bar)		 8 250 GPM
2" 2,000 PSI
(138 Bar)		 8,000 PSI
(552 Bar)		 1,400 PSI
(97 Bar)		 5,600 PSI
(386 Bar)		 2,000 PSI
(138 Bar)		 8,000 PSI
(552 Bar)		 8 350 GPM
E-Series | Straight-Through Interchange Coupler (Female Threads)
Part
Number		 Coupling
Type		 Body
Size		 Thread Size Material Length Max.
OD		 Hex
1EF1-B Socket/Female 1/8" 1/8" - 27 Female NPTF Brass 1.01"
(25.7mm)		 0.65"
(16.5mm)		 9/16"
1EF1-S Socket/Female 1/8" 1/8" - 27 Female NPTF 303 Stainless 1.01"
(25.7mm)		 0.65"
(16.5mm)		 9/16"
2EF2-B Socket/Female 1/4" 1/4" - 18 Female NPTF Brass 1.40"
(35.6mm)		 0.96"
(24.4mm)		 13/16"
2EF2-S Socket/Female 1/4" 1/4" - 18 Female NPTF 303 Stainless 1.40"
(35.6mm)		 0.96"
(24.4mm)		 13/16"
2EBF2-B Socket/Female 1/4" 1/4" - 19 Female BSPP Brass 1.40"
(35.6mm)		 0.96"
(24.4mm)		 13/16"
3EF3-B Socket/Female 3/8" 3/8" - 18 Female NPTF Brass 1.60"
(40.6mm)		 1.13"
(28.7mm)		 1"
3EF3-S Socket/Female 3/8" 3/8" - 18 Female NPTF 303 Stainless 1.60"
(40.6mm)		 1.13"
(28.7mm)		 1"
3EBF3-B Socket/Female 3/8" 3/8" - 19 Female BSPP Brass 1.60"
(40.6mm)		 1.13"
(28.7mm)		 1"
4EF4-B Socket/Female 1/2" 1/2" - 14 Female NPTF Brass 1.96"
(49.8mm)		 1.27"
(32.3mm)		 1-1/8"
4EF4-S Socket/Female 1/2" 1/2" - 14 Female NPTF 303 Stainless 1.96"
(49.8mm)		 1.27"
(32.3mm)		 1-1/8"
4EBF4-B Socket/Female 1/2" 1/2" - 14 Female BSPP Brass 1.96"
(49.8mm)		 1.27"
(32.3mm)		 1-1/8"
6EF6-B Socket/Female 3/4" 3/4" - 14 Female NPTF Brass 2.10"
(53.3mm)		 1.65"
(41.9mm)		 1-1/2"
6EF6-S Socket/Female 3/4" 3/4" - 14 Female NPTF 303 Stainless 2.10"
(53.3mm)		 1.65"
(41.9mm)		 1-1/2"
6EBF6-B Socket/Female 3/4" 3/4" - 14 Female BSPP Brass 2.10"
(53.3mm)		 1.65"
(41.9mm)		 1-1/2"
8EF8-B Socket/Female 1" 1" - 11-1/2 Female NPTF Brass 2.36"
(59.9mm)		 2.02"
(51.3mm)		 1-3/4"
8EF8-S Socket/Female 1" 1" - 11-1/2 Female NPTF 303 Stainless 2.36"
(59.9mm)		 2.02"
(51.3mm)		 1-3/4"
8EBF8-B Socket/Female 1" 1" - 11 Female BSPP Brass 2.36"
(59.9mm)		 2.02"
(51.3mm)		 1-3/4"
10EF10-B Socket/Female 1-1/4" 1-1/4" - 11-1/2 Female NPTF Brass 2.36"
(59.9mm)		 2.59"
(65.8mm)		 2-1/4"
10EF10-S Socket/Female 1-1/4" 1-1/4" - 11-1/2 Female NPTF 303 Stainless 2.36"
(59.9mm)		 2.59"
(65.8mm)		 2-1/4"
12EF12-B Socket/Female 1-1/2" 1-1/2" - 11-1/2 Female NPTF Brass 2.89"
(73.4mm)		 3.18"
(80.8mm)		 2-3/4"
12EF12-S Socket/Female 1-1/2" 1-1/2" - 11-1/2 Female NPTF 303 Stainless 2.89"
(73.4mm)		 3.18"
(80.8mm)		 2-3/4"
16EF16-B Socket/Female 2" 2" - 11-1/2 Female NPTF Brass 3.00"
(76.2mm)		 4.04"
(102.6mm)		 3-1/2"
16EF16-S Socket/Female 2" 2" - 11-1/2 Female NPTF 303 Stainless 3.00"
(76.2mm)		 4.04"
(102.6mm)		 3-1/2"
E-Series | Straight-Through Interchange Plug (Female Threads)
Part
Number		 Coupling
Type		 Body
Size		 Thread Size Material Length Max.
OD		 Hex
E1F1 Plug/Male 1/8" 1/8" - 27 Female NPTF Steel 0.98"
(24.9mm)		 0.65"
(16.5mm)		 9/16"
E1F1-B Plug/Male 1/8" 1/8" - 27 Female NPTF Brass 0.98"
(24.9mm)		 0.65"
(16.5mm)		 9/16"
E1F1-S Plug/Male 1/8" 1/8" - 27 Female NPTF 303 Stainless 0.98"
(24.9mm)		 0.65"
(16.5mm)		 9/16"
E2F2 Plug/Male 1/4" 1/4" - 18 Female NPTF Steel 1.47"
(37.3mm)		 0.79"
(20.1mm)		 11/16"
E2F2-B Plug/Male 1/4" 1/4" - 18 Female NPTF Brass 1.47"
(37.3mm)		 0.79"
(20.1mm)		 11/16"
E2F2-S Plug/Male 1/4" 1/4" - 18 Female NPTF 303 Stainless 1.47"
(37.3mm)		 0.79"
(20.1mm)		 11/16"
E2BF2-B Plug/Male 1/4" 1/4" - 19 Female BSPP Brass 1.47"
(37.3mm)		 0.79"
(20.1mm)		 11/16"
E3F3 Plug/Male 3/8" 3/8" - 18 Female NPTF Steel 1.60"
(40.6mm)		 1.01"
(25.7mm)		 7/8"
E3F3-B Plug/Male 3/8" 3/8" - 18 Female NPTF Brass 1.60"
(40.6mm)		 1.01"
(25.7mm)		 7/8"
E3F3-S Plug/Male 3/8" 3/8" - 18 Female NPTF 303 Stainless 1.60"
(40.6mm)		 1.01"
(25.7mm)		 7/8"
E3BF3-B Plug/Male 3/8" 3/8" - 19 Female BSPP Brass 1.60"
(40.6mm)		 1.01"
(25.7mm)		 7/8"
E4F4 Plug/Male 1/2" 1/2" - 14 Female NPTF Steel 1.82"
(46.2mm)		 1.16"
(29.5mm)		 1"
E4F4-B Plug/Male 1/2" 1/2" - 14 Female NPTF Brass 1.82"
(46.2mm)		 1.16"
(29.5mm)		 1"
E4F4-S Plug/Male 1/2" 1/2" - 14 Female NPTF 303 Stainless 1.82"
(46.2mm)		 1.16"
(29.5mm)		 1"
E4BF4-B Plug/Male 1/2" 1/2" - 14 Female BSPP Brass 1.82"
(46.2mm)		 1.16"
(29.5mm)		 1"
E6F6 Plug/Male 3/4" 3/4" - 14 Female NPTF Steel 2.05"
(52.1mm)		 1.37"
(34.8mm)		 1-3/16"
E6F6-B Plug/Male 3/4" 3/4" - 14 Female NPTF Brass 2.05"
(52.1mm)		 1.37"
(34.8mm)		 1-3/16"
E6F6-S Plug/Male 3/4" 3/4" - 14 Female NPTF 303 Stainless 2.05"
(52.1mm)		 1.37"
(34.8mm)		 1-3/16"
E6BF6-B Plug/Male 3/4" 3/4" - 14 Female BSPP Brass 2.05"
(52.1mm)		 1.37"
(34.8mm)		 1-3/16"
E8F8 Plug/Male 1" 1" - 11-1/2 Female NPTF Steel 2.36"
(59.9mm)		 1.73"
(43.9mm)		 1-1/2"
E8F8-B Plug/Male 1" 1" - 11-1/2 Female NPTF Brass 2.36"
(59.9mm)		 1.73"
(43.9mm)		 1-1/2"
E8F8-S Plug/Male 1" 1" - 11-1/2 Female NPTF 303 Stainless 2.36"
(59.9mm)		 1.73"
(43.9mm)		 1-1/2"
E8BF8-B Plug/Male 1" 1" - 11 Female BSPP Brass 2.36"
(59.9mm)		 1.73"
(43.9mm)		 1-1/2"
E10F10 Plug/Male 1-1/4" 1-1/4" - 11-1/2 Female NPTF Steel 2.47"
(62.7mm)		 2.31"
(58.7mm)		 2"
E10F10-B Plug/Male 1-1/4" 1-1/4" - 11-1/2 Female NPTF Brass 2.47"
(62.7mm)		 2.31"
(58.7mm)		 2"
E10F10-S Plug/Male 1-1/4" 1-1/4" - 11-1/2 Female NPTF 303 Stainless 2.47"
(62.7mm)		 2.31"
(58.7mm)		 2"
E12F12 Plug/Male 1-1/2" 1-1/2" - 11-1/2 Female NPTF Steel 2.74"
(69.6mm)		 2.60"
(66.0mm)		 2-1/4"
E12F12-B Plug/Male 1-1/2" 1-1/2" - 11-1/2 Female NPTF Brass 2.74"
(69.6mm)		 2.60"
(66.0mm)		 2-1/4"
E12F12-S Plug/Male 1-1/2" 1-1/2" - 11-1/2 Female NPTF 303 Stainless 2.74"
(69.6mm)		 2.60"
(66.0mm)		 2-1/4"
E16F16 Plug/Male 2" 2" - 11-1/2 Female NPTF Steel 3.00"
(76.2mm)		 3.03"
(77.0mm)		 2-5/8"
E16F16-B Plug/Male 2" 2" - 11-1/2 Female NPTF Brass 3.00"
(76.2mm)		 3.03"
(77.0mm)		 2-5/8"
E16F16-S Plug/Male 2" 2" - 11-1/2 Female NPTF 303 Stainless 3.00"
(76.2mm)		 3.03"
(77.0mm)		 2-5/8"

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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