Fuel/Water Separator Spin-on with Drain and Sensor Port Notes: May use OP8752 to plug Sensor Port on BF1355-SP. Contains: Integral Post Seal Sensor Port Thread: 1/2-20 Fits: Thermo King Refrigeration Units; Volvo Trucks Replaces: Racor S3238P; Thermo King 11-9982 Thread: 1 1/4-12 O.D.: 4 11/16 (119.1) Length: 8 7/8 (225.4) I. Gskt.: [1] Included O. Ring: [1] Included