National Item Identification Number
National Stock Number
Federal Supply Class
A straight, one-piece fitting used to join a tube or tube fitting to another tube or tube fitting. It may have any type externally threaded tube connections of the same size on both ends and is usually shaped externally at the center to accommodate a wrench. It may include nuts, sleeves, and/or grommets.
Commercial and Government Entity Code (Supplier Data)
Reference Numbers (Part Numbers)
MATERIAL DOCUMENT AND CLASSIFICATION
QQ-S-637,COMP 1137 OR 1141 FED SPEC SINGLE MATERIAL RESPONSE OR;