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ML3K21115 Eaton Hanson HK 1-8 Series Male Plug 3/8-18 NPTF VALVED - ISO 7241-1-B Interchange 316 Stainless Steel Quick Disconnect - PTFE Seal

ML3K21115 Eaton Hanson HK 1-8 Series Male Plug 3/8-18 NPTF VALVED - ISO 7241-1-B Interchange 316 Stainless Steel Quick Disconnect - PTFE Seal

$72.04 - $72.04
$72.04
$72.04 - $72.04
$72.04

Eaton HK 1-8 Series - ISO 7241-1 B Interchange - Plugs (Male) - Stainless Steel
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Specifications for Variant SKU: ML3K21115 Eaton
Shape (Orientation): Straight
Material(s): 316 Stainless Steel
Seal Material(s): PTFE
Eaton's HK Series stainless steel is a general purpose industrial interchange coupling available in valved or non-valved designs, offered in 303/316 grades of stainless steel for excellent corrosion resistance in rugged applications. The HK Series features a ball latch mechanism with automatic self-sealing poppet valves. See How to Order Please reference Fluid Compatibility Chart (Both the elastomer and metal must be considered when determining suitability of combination for a coupling)

SPECIFICATIONS

Applications & Markets:
  • Agriculture
  • Chemical
  • Fluid Transfer
  • Food and Beverage
  • General Industry
  • Law Enforcement / Rescue
  • Hydraulic Tool
  • Nuclear
  • Oil and Gas
  • Transportation
  • Trucks
  • Construction
  • Consumer Products
  • HVAC
  • Aerospace
  • Medical
Features: Meets dimensional requirements to ISO Standard 7241-1 Series B 303/316 Stainless Steel construction for greater corrosion resistance and fluid compatibility Self-sealing poppet valve design provides excellent high and low pressure sealing Standard body material: 303 or 316 Stainless Steel Standard seal material: Buna-N Seal Options available: PTFE, Neoprene, EPDM, FKM or Kalrez®
Seal Elastomer Data
Elastomer Buna-N Neoprene EPDM **not compatible with mineral-based greases or oils FKM (Fluorocarbon) PTFE Kalrez®
Application Specification None None None MIL-R-25897 Contact Eaton for additional information Contact Eaton for additional information
Max. Operation Temperature Range -40°C to +121°C 40°F to +250°F -54°C to +100°C -65°F to +212°F -54°C to +149°C -65°F to +300°F -29°C to +204°C -15°F to +400°F Contact Eaton for additional information Contact Eaton for additional information

Physical Characteristics

Series Body Size ISO Size Nominal Flow Diameter Max. Operating Pressure Rated Flow Air Inclusion Fluid Loss
in mm mm bar psi lpm gpm cc.max. cc.max.
1HK 1/8 5 4.4 207 3000 3 0.8 0.6 0.5
2HK 1/4 6.3 5.9 186 2700 12 3 1.2 0.9
3HK 3/8 10 7.8 152 2200 23 6 2.9 2.1
4HK 1/2 12.5 10 155 2250 45 12 3.6 3.5
6HK 3/4 20 17 138 2000 100 26 11.5 9.3
8HK 1 25 19.6 103 1500 189 50 18.0 16.9
10HK 1 1/4.* - 26.7 83 1200 288 76 48.0 48.0
12HK 1 1/2 40 35.1 104 1500 375 99 91.3 91.3
20HK 2 1/2 50 46 49 700 757 200 209.9 209.9

*For questions related to vacuum please contact Eaton **No ISO Standard available for the 10HK Dimensions

NV = No Valve | VAA = Valve Actuator Assembly | VB = Bleeder Valve (Plugs Only)
Part Number Seal Elastomer Valved Body Size ISO Size Thread Size (Female) Dimensions
303 Stainless Steel 316 Stainless Steel NPTF BSPP SAE C D E Hex
in in in(mm) in(mm) in(mm) in(mm)
LL1K11 ML1K11 Standard Buna-N Yes 1/8 5 1/8-27 - - 1.26(32.0) 0.65(16.5) 0.44(11.2) 0.56(14.2)
LL1K11115 - PTFE Yes 1/8 5 1/8-27 - - 1.26(32.0) 0.65(16.5) 0.44(11.2) 0.56(14.2)
LL1K11143 ML1K11143 FKM Yes 1/8 5 1/8-27 - - 1.26(32.0) 0.65(16.5) 0.44(11.2) 0.56(14.2)
LL1K11192 ML1K11192 EPDM† Yes 1/8 5 1/8-27 - - 1.26(32.0) 0.65(16.5) 0.44(11.2) 0.56(14.2)
LL1K11BS - Standard Buna-N Yes 1/8 5 - 1/8-28 - 1.26(32.0) 0.65(16.5) 0.44(11.2) 0.56(14.2)
LL1K11BS143 ML1K11BS143 FKM Yes 1/8 5 - 1/8-28 - 1.26(32.0) 0.65(16.5) 0.44(11.2) 0.56(14.2)
LL1K11BS192 - EPDM† Yes 1/8 5 - 1/8-28 - 1.26(32.0) 0.65(16.5) 0.44(11.2) 0.56(14.2)
LL1K11VAA - Standard Buna-N No 1/8 5 1/8-27 - - 1.26(32.0) 0.65(16.5) 0.44(11.2) 0.56(14.2)
LL1K4 - Standard Buna-N Yes 1/8 5 - - 7/16-20 1.41(35.8) 0.79(20.1) 0.59(15.0) 0.69(17.5)
LL1K4143 - FKM Yes 1/8 5 - - 7/16-20 1.41(35.8) 0.79(20.1) 0.59(15.0) 0.69(17.5)
LL1K4192 - EPDM† Yes 1/8 5 - - 7/16-20 1.41(35.8) 0.79(20.1) 0.59(15.0) 0.69(17.5)
LL1K4VAA - Standard Buna-N No 1/8 5 - - 7/16-20 1.41(35.8) 0.79(20.1) 0.59(15.0) 0.69(17.5)
LL2K16 ML2K16 Standard Buna-N Yes 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16115 ML2K16115 PTFE Yes 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16118 ML2K16118 Neoprene Yes 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16143 ML2K16143 FKM Yes 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16146 ML2K16146 Special Buna-N‡ Yes 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16192 ML2K16192 EPDM† Yes 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16235 ML2K16235 Kalrez Yes 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
- ML2K16236 EPDM† Yes 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16BS ML2K16BS Standard Buna-N Yes 1/4 6.3 - 1/4-19 - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16BS115 ML2K16BS115 PTFE Yes 1/4 6.3 - 1/4-19 - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16BS118 - Neoprene Yes 1/4 6.3 - 1/4-19 - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16BS143 ML2K16BS143 FKM Yes 1/4 6.3 - 1/4-19 - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16BS146 - Special Buna-N‡ Yes 1/4 6.3 - 1/4-19 - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16BS192 ML2K16BS192 EPDM† Yes 1/4 6.3 - 1/4-19 - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16BSVAA - Standard Buna-N No 1/4 6.3 - 1/4-19 - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16NV - Standard Buna-N No 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16VAA - Standard Buna-N No 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K16VB - Standard Buna-N Yes 1/4 6.3 1/4-18 - - 1.52(38.6) 0.87(22.1) 0.56(14.2) 0.75(19.1)
LL2K6 - Standard Buna-N Yes 1/4 6.3 - - 9/16-18 1.66(42.2) 1.01(25.7) 0.70(17.8) 0.88(22.4)
LL2K6115 - PTFE Yes 1/4 6.3 - - 9/16-18 1.66(42.2) 1.01(25.7) 0.70(17.8) 0.88(22.4)
LL2K6118 - Neoprene Yes 1/4 6.3 - - 9/16-18 1.66(42.2) 1.01(25.7) 0.70(17.8) 0.88(22.4)
LL2K6143 - Standard Buna-N Yes 1/4 6.3 - - 9/16-18 1.66(42.2) 1.01(25.7) 0.70(17.8) 0.88(22.4)
LL2K6192 - EPDM† Yes 1/4 6.3 - - 9/16-18 1.66(42.2) 1.01(25.7) 0.70(17.8) 0.88(22.4)
LL3K21 ML3K21 Standard Buna-N Yes 3/8 10 3/8-18 - - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21115 ML3K21115 PTFE Yes 3/8 10 3/8-18 - - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21118 ML3K21118 Neoprene Yes 3/8 10 3/8-18 - - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21143 ML3K21143 FKM Yes 3/8 10 3/8-18 - - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21146 ML3K21146 Special Buna-N‡ Yes 3/8 10 3/8-18 - - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21192 ML3K21192 EPDM† Yes 3/8 10 3/8-18 - - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
- ML3K21235 Kalrez Yes 3/8 10 3/8-18 - - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21236 - EPDM† Yes 3/8 10 3/8-18 - - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21BS ML3K21BS Standard Buna-N Yes 3/8 10 - 3/8-19 - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21BS115 ML3K21BS115 PTFE Yes 3/8 10 - 3/8-19 - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21BS118 - Neoprene Yes 3/8 10 - 3/8-19 - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21BS143 ML3K21BS143 FKM Yes 3/8 10 - 3/8-19 - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21BS192 ML3K21BS192 EPDM† Yes 3/8 10 - 3/8-19 - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
- ML3K21BS235 Kalrez Yes 3/8 10 - 3/8-19 - 1.76(44.7) 1.01(25.7) 0.61(15.5) 0.88(22.4)
LL3K21BSNV - Standard Buna-N
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