RETAINING RING Back Catalog number: 19661 Manufacturer: Hamilton Availability: In the manufacturer's stock Price on request - + Recommended F 718-06 BOLA PTFE Luer-Lock Connectors, UNF 1/4 28G Price on request 10146433 1/16”x1/32” ** Flangeless Fitting 1/4"-28 5/pk Price on request 34002 CALIBRATION KEY Price on request