Quick Disconnect Coupling - LL4S25 Quick Disconnect Coupling - LL4S25
Hansen and Gromelle
LL4S25 LL4S25
Quick Disconnect Coupling - Cplng, ST SERIES FEMALE, STAINLESS
Tools and Resources
Product Specifications
"C" (inch) 1.63
"C" (mm) 41.4
"D" (inch) 0.79
"D" (mm) 20.1
Air Flow Capacity (Ac) 63
Applications and Markets Construction, Maintenance & Repair, In-Plant/Industrial, Railyards, General Pneumatics
Connection Straight Through
Coupling Type Straight Through
Feature (1) Pressure relieving feature fully vents downstream air, making connection/disconnection fast and easy, and eliminating hose whip
Feature (2) Unique straight-through design eliminates restrictive springs and poppet valves, allowing unimpeded air flow
Feature (3) Two-sleeve activation prevents accidental disconnect
Hex (inch) 0.69
Hex (mm) 17.5
Hose O.D. (mm) Stainless Steel
Interchangeability Other manufacurers' ST style couplings
Locking Balls Material Stainless Steel
Locking Ring Material Stainless Steel
Max Temperature (C) 93
Max Temperature (F) 200
Min Temperature (C) -40
Min Temperature (F) -40
Optional Seal Materials Neoprene, Fluorocarbon, EPDM
Seal Material Buna-N (Nitrile)
Sleeve Material Stainless Steel
Spring Material Stainless Steel
Thread Size 1/2-14 NPTF

Flow Capacity *(Ac); Air flow (scfm) with 5 psi pressure drop and 100 psig inlet pressure.