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⚠️ Please expect processing delays as we recover from a System Change. ⚠️
Please expect processing delays as we recover from a System Change.

K4F4 Dixon Valve Steel K-Series Quick Disconnect 1/2" ISO-A Interchange Hydraulic Nipple - 1/2"-14 Female NPTF (Old Part #: 57-400)

Save $0.64 Save $0.64
Original price $6.41
Original price $6.41 - Original price $6.41
Original price $6.41
Current price $5.77
$5.77 - $5.77
Current price $5.77

Dixon Quick Disconnect Couplings - K-Series Hydraulic Couplings - K-Series ISO-A Interchange Nipple (Female Threads)

Can I get a discount on my purchase?

Our listed prices are our lowest possible price with current costing but when volumes/value are high enough sometimes we can pass on a discount from the manufacturer.

Some products have predefined quantity discounts that will apply automatically, those pages have a table near the price describing the discount teirs.

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All customers get an email regarding the shipping time frame of their purchase, usually within the business day. If your item is in stock we will ship within 1 business day, otherwise, the email will contain a lead time. If you do not receive this email, we recommend checking your email's spam folder. If you have any questions at that point please do not hesitate to Contact Us or chat below!

Can I get free shipping?

Shipping will calculate as free instantly if your order value exceeds $5000.

Some exceptions apply.

Free Freight is only available for the Contiguous USA.

Specifications for SKU: K4F4 Dixon
Shape (Orientation): Straight
Ends Configuration: 1/2in Male ISO-A QD Interchange X 1/2in Female NPTF
Material(s): Steel
Specifications:
  • -40 deg. F to +250 deg. F (-40 deg. C to +121 deg. C)
Construction:
  • Machined components are manufactured using solid 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.
  • Steel nipples are hardened to provide heavy duty performance and resist brinelling.
Compatibility & Interchange Data:
  • Interchangeable to ISO7241 Series 'A'
  • Parker 6600-Series
  • Aeroquip/Eaton FD56 (5600)
  • Faster ANV
  • Hansen HA 15000
  • Safeway S56-Series
Seal Components:
  • Nitrile (Buna-N) seals are standard, providing a temperature range of -40 deg. F to +250 deg. F (-40 deg. C to +121 deg. C).
  • Couplers have a PTFE Anti-Extrusion ring.
  • Valve seals are crimped in place to maintain integrity during excessive flow conditions and pressurized connection.
Safety Notes:
  • WARNING: Brass products contain a chemical known to the State of California to cause birth defects or other reproductive harm. Do not use in connection with drinking water. Wash hands after handling.
Other Components:
Part Number Size Female Threads Material Length Max. OD Hex Max. Operating Pressure Burst Pressure Weight (Lbs.)
K2F1 1/4" 1/8"-27 NPTF steel 1.22" 0.87" 3/4" 5000 PSI 18270 PSI 0.0800
K2F2 1/4" 1/4"-18 NPTF steel 1.22" 0.87" 3/4" 5000 PSI 18270 PSI 0.0700
K2F2-SS 1/4" 1/4"-18 NPTF 316 stainless 1.22" 0.87" 3/4" N/A N/A 0.0700
K2BF2 1/4" 1/4"-19 BSPP steel 1.22" 0.87" 3/4" 5000 PSI 18270 PSI 0.0700
K2BF2-SS 1/4" 1/4"-19 BSPP 316 stainless 1.22" 0.87" 3/4" N/A N/A 0.0700
K2OF2 1/4" 7/16"-20 ORB steel 1.22" 0.87" 3/4" 5000 PSI 18270 PSI 0.0800
K3F3 3/8" 3/8"-18 NPTF steel 1.70" 0.97" 7/8" 4000 PSI 18270 PSI 0.1100
K3F3-SS 3/8" 3/8"-18 NPTF 316 stainless 1.70" 0.97" 7/8" N/A N/A 0.1100
K3BF3 3/8" 3/8"-19 BSPP steel 1.70" 0.97" 7/8" 4000 PSI 18270 PSI 0.1100
K3BF3-SS 3/8" 3/8"-19 BSPP 316 stainless 1.70" 0.97" 7/8" N/A N/A 0.1100
K3OF3 3/8" 9/16"-18 ORB steel 1.70" 0.97" 7/8" 4000 PSI 18270 PSI 0.1300
K4F4 1/2" 1/2"-14 NPTF steel 1.77" 1.23" 1.06" 4000 PSI 16500 PSI 0.2100
K4F4-SS 1/2" 1/2"-14 NPTF 316 stainless 1.77" 1.23" 1.06" N/A N/A 0.2100
K4BF4 1/2" 1/2"-14 BSPP steel 1.77" 1.23" 1.06" 4000 PSI 16500 PSI 0.2100
K4BF4-SS 1/2" 1/2"-14 BSPP 316 stainless 1.77" 1.23" 1.06" N/A N/A 0.2100
K4OF4 1/2" 3/4"-16 ORB steel 1.77" 1.23" 1.06" 4000 PSI 16500 PSI 0.2200
K4OF5 1/2" 7/8"-14 ORB steel 1.77" 1.23" 1.06" 4000 PSI 16500 PSI 0.2100
K4F6 1/2" 3/4"-14 NPTF steel 1.77" 1.23" 1.19" 4000 PSI 16500 PSI 0.3300
K6F6 3/4" 3/4"-14 NPTF steel 2.43" 1.44" 1.31" 4000 PSI 14800 PSI 0.4900
K6F6-SS 3/4" 3/4"-14 NPTF 316 stainless 2.43" 1.44" 1.31" N/A N/A 0.4900
K6BF6 3/4" 3/4"-14 BSPP steel 2.43" 1.44" 1.31" 4000 PSI 14800 PSI 0.4900
K6BF6-SS 3/4" 3/4"-14 BSPP 316 stainless 2.43" 1.44" 1.31" N/A N/A 0.4900
K6OF6 3/4" 1-1/16"-12 ORB steel 2.43" 1.44" 1.31" 4000 PSI 14800 PSI 0.4900
K8F8 1" 1"-11-1/2 NPTF steel 2.87" 1.79" 1.625" 4000 PSI 12400 PSI 0.7500
K8F8-SS 1" 1"-11-1/2 NPTF 316 stainless 2.87" 1.79" 1.625" N/A N/A 0.7500
K8BF8 1" 1"-11 BSPP steel 2.87" 1.79" 1.625" 4000 PSI 12400 PSI 0.7500
K8BF8-SS 1" 1"-11 BSPP 316 stainless 2.87" 1.79" 1.625" N/A N/A 0.7500
K8OF8 1" 1-5/16"-12 ORB steel 2.87" 1.79" 1.625" 4000 PSI 12400 PSI 0.7500
K10F10 1-1/4" 1-1/4"-11-1/2 NPT steel 2.95" 2.31" 2" 3000 PSI 12600 PSI 1.2600
K10BF10 1-1/4" 1-1/4"-11 BSPP steel 2.95" 2.31" 2" 3000 PSI 12600 PSI 1.2600
K12F12 1-1/2" 1-1/2"-11-1/2 NPT steel 3.29" 2.74" 2.375" 3000 PSI 12600 PSI 2.0500
K12BF12 1-1/2" 1-1/2"-11 BSPP steel 3.29" 2.74" 2.375" 3000 PSI 12600 PSI 2.0500
K16F16 2" 2"-11-1/2 NPT steel 4.13" 3.46" 3" 1450 PSI 5800 PSI 3.6400
K16BF16 2" 2"-11 BSPP steel 4.13" 3.46" 3" 1450 PSI 5800 PSI 3.6400
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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