One way to instill a sense of nationalism among the younger generation is through Ahlussunnah wal Jama'ah education, which can improve human quality of life in accordance with the values of Ke-NU-an. This study aims to describe and analyze: (1) the planning of instilling Ke-NU-an values at SMA Assalafi Susukan; (2) the implementation of Ke-NU-an values at SMA Assalafi Susukan; and (3) the evaluation of the implementation of Ke-NU-an values at SMA Assalafi Susukan. This study employed a qualitative method. The research subjects consisted of the principal, three teachers, students, and parents of students at SMA Assalafi Susukan. Data were collected through interviews, documentation, and observation. Data validity was tested using source triangulation. The stages of data analysis included data collection, data reduction, data presentation, and conclusion drawing. The results showed that: (1) the planning of the implementation of Ke-NU-an values was realized through the curriculum, lesson plans, and extracurricular activity plans; (2) the implementation of Ke-NU-an values was carried out through the learning process, extracurricular activities, and school activities related to Ke-NU-an values; and (3) the evaluation of the implementation of Ke-NU-an values showed that: (a) students achieved the Minimum Competency Criteria (KKM) set by the school, with a minimum score of 75; (b) students practiced the traditions of Nahdlatul Ulama taught through Ke-NU-an learning; and (c) students were able to apply the Ke-NU-an values of tawasuth, tawazun, tasamuh, and i'tidal in the learning process, extracurricular activities, and school activities.