With what type of chambering is the F bolt n (lbf) and the P max (bar) 3900?
CREATE TABLE table_26967904_1 (chambering VARCHAR, f_bolt VARCHAR, p_max___bar__ VARCHAR)
SELECT chambering FROM table_26967904_1 WHERE f_bolt = "N (lbf)" AND p_max___bar__ = 3900
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_26967904_1 (chambering VARCHAR, f_bolt VARCHAR, p_max___bar__ VARCHAR) Question: With what type of chambering is the F bolt n (lbf) and the P max (bar) 3900? [/INST] SELECT chambering FROM table_26967904_1 WHERE f_bolt = "N (lbf)" AND p_max___bar__ = 3900 </s>