Add to Cart Quick view Unbranded Wing Nut Vacuum Fitted Wingnut with O-Ring Unbranded Was: $9.50 Was: $20.00 Unbranded Wing Nut Vacuum Fitted Wingnut with O-Ring Min usable distance is approximately 1/4 max 1 1/2 O-Ring OD 1 3/8 O-Ring Retainer 1 3/4 ID of O-ring Retainer fits over the shoulder of the... 27250 SKU: 27250 Weight: 1.00 LBS