Skip to content
Login for the best B2B Wholesale Experience.
Login for the best B2B Wholesale Experience.
4400SL Eaton 4000 Series Female Socket - 1/2-14 Female NPTF End Connection Pneumatic Quick Disconnect Coupling with Sleeve Lock - Brass

4400SL by Danfoss | 4000 Series | Female Socket | 1/2" Female NPTF End Connection Pneumatic | Quick Disconnect Coupling with Sleeve Lock | Brass

$44.40 - $44.40
$44.40
$44.40 - $44.40
$44.40

Eaton 4000 Series - Quick Disconnect Couplings - Female NPTF Sockets & Plugs
Specifications for Variant SKU: 4400SL Danfoss
Shape (Orientation): Straight
Material(s): Brass
Seal Material(s): Buna-N/Nitrile Rubber

Eaton's 3000/4000/5000/6000 Series Industrial Interchange pin lock pneumatic quick disconnect couplings are designed for compressed air, gases, and liquids. This series sets the industry standard for pin lock style pneumatic couplings. See How to Order SPECIFICATIONS

Applications & Markets:
  • Industrial Breathing Air
  • General Pneumatics
  • Maintenance & Repair
  • Fluid Transfer
Product Features:
  • Easy, automatic, push-to-connect design provides instantaneous connection and disconnection of lines, plus automatic shut-off of socket/female end of line.
  • All sizes accept US industrial Interchange; 1/4" & 1/2" also accept ISO 6150 Series B and A-A-59439 plugs/males.
  • Sleeve lock option prevents accidental disconnection.

Interchangeability

All Sizes 1/4" & 1/2"
US Industrial Interchange ISO 6150 Series B A-A-59439 (former MIL-C-4109)

Physical Characteristics

Series Body Size Max. Operating Pressure Min. Burst Pressure Rated Flow
in bar psi bar psi lpm scfm
3000 1/4 138 2000 552 8000 680 24
4000 3/8 69 1000 276 4000 1274 45
5000 1/2 35 500 140 2000 2040 72
6000 3/4 15 220 60 880 3540 125

Dimensions 4000 Series - Female/Socket (Female NPTF Connections)

Figure 1
Part Number Coupling Type Body Size Port Size Thread Type Material Figure Dimensions
A B Hex
in(mm) in(mm) in(mm)
4000A Socket/Female 3/8 1/8 1/8-27 NPTF Brass 1 2.10(53.34) 1.38(35.05) 0.88(22.35)
4000 Socket/Female 3/8 1/4 1/4-18 NPTF Brass 1 2.10(53.34) 1.38(35.05) 0.88(22.35)
4000SL Socket/Female 3/8 1/4 1/4-18 NPTF Brass 1 2.10(53.34) 1.38(35.05) 0.88(22.35)
4100SL Socket/Female 3/8 1/4 1/4-18 NPTF Brass 1 - - 0.88(22.35)
4200 Socket/Female 3/8 3/8 3/8-18 NPTF Brass 1 2.35(59.69) 1.38(35.05) 0.88(22.35)
4200SL Socket/Female 3/8 3/8 3/8-18 NPTF Brass 1 2.35(59.69) 1.38(35.05) 0.88(22.35)
4400 Socket/Female 3/8 1/2 1/2-14 NPTF Brass 1 2.62(66.55) 1.38(35.05) 1(25.40)
4400SL Socket/Female 3/8 1/2 1/2-14 NPTF Brass 1 2.62(66.55) 1.38(35.05) 1(25.40)

SL = Sleeve Lock

Danfoss (Eaton - Aeroquip)

Danfoss (Eaton - Aeroquip)

Danfoss is a global technology leader in power management solutions that make electrical, hydraulic and mechanical power operate more efficiently, reliably, safely and sustainably. Danfoss hydraulic pumps, motors, transmissions, valves, cylinders, controls, hose and fittings offer a unique combination of proven technology and innovative design that translates directly into reliable performance and enhanced uptime.

Shop Parts by Danfoss (Eaton - Aeroquip)