HOSE AD FREEZE DRY 5/16 ,Each

Details

Miscellaneous Freeze Drying Apparatus Hose Adapter^ Adapter I.D; 5/16 For Hose with 1/2" I.D. For connection to vacuum hose and a 562830 vacuum adapter. 1/2" (12.7 mm) I.D. size will fit 3/4" (19.1 mm) I.D. hose; 5/16" (7.9 mm) I.D. will accept 1/2". Supplied with a size 018 Viton o-ring.