Quick Disconnect Coupling - 3R31A Quick Disconnect Coupling - 3R31A
Hansen and Gromelle
3R31A 3R31A
Quick Disconnect Coupling - Cplng, 3RL SERIES Socket
Tools and Resources
Product Specifications
"C" (inch) 1.75
"C" (mm) 44.4
"D" (inch) 0.65
"D" (mm) 16.5
Air Flow Capacity (Ac) 28
Applications and Markets General Pneumatics
Connection Push-To-Connect
Coupling Type Proprietary Interchange Ring Lock
Feature (1) Plastic socket body and plug
Feature (2) Light-weight
Feature (3) Less likely to damage painted or easily scratched surfaces than metal couplings
Feature (4) Easy, automatic, push-to-connect design provides instantaneous connection and disconnection of lines, plus automatic shut-off of socket end of line
Feature (5) Series P30 accepts all series 3000 plugs; Series P40 accepts series 4000 plugs
Hex (inch) 0.56
Hex (mm) 14.2
Hose O.D. (mm) Zinc Plated Steel Body, Brass Socket End
Interchangeability Proprietary Interchange, Hansen Unique Design
Locking Ring Material Zinc Plated Steel
Max Temperature (C) 52
Max Temperature (F) 125
Optional Seal Materials 143-Fluorocarbon
Seal Material Buna-N (Nitrile)
Sleeve Material Nickel Plated Steel
Spring Material Stainless Steel
Thread Size 3/4-14 NPTF
Valve Material Zinc Plated Steel

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