Air hose quick-connect male & female connectors replacement parts for sleepnumber bed f-236 & m-236 (for beds with 3/8" inside diameter hoses only) Fits sleepnumber hoses that have a 3/8" inch inside diameter. Please measure your bed's hose inside diameter to determine if these are the correct size for your bed. 3/8" inside and outside diameter. Barbed for sure seal Works with many Sleepnumber beds to replace broken connectors. Works with beds that use the 3/8" inside diameter hose. Replacement for M-236 & F-236 Includes (1) Male and (1) Female Connector