2.500in hex head
A straight nonfluid fitting with wrenching facilities on one end and external threads, other than pipe or hose series, on the other end. It has an unthreaded through hole in its axis which may be countersunk and/or counterbored on one or both ends. It is designed to accommodate a shaft, or the like, or used to reinforce a hole in a bulkhead, or the like. For similar items specifically designed for use in a stuffing box, see packing nut. For nonfluid items with an internal thread, see insert, screw thread; or adapter bushing. Excludes reducer, boss; and items designed to accommodate a tube or tube fitting.
NSN 5960-00-231-2803
NSN 5990-00-116-1919
NSN 5975-01-646-3830
NSN 5950-01-391-3749
NSN 5950-00-435-5264
NSN 6220-01-593-7209
NSN 6610-01-057-7474
NSN 6620-01-504-0997
NSN 6685-00-822-9465
NSN 6150-01-506-0148
NSN 5895-01-500-6360
NSN 5930-01-068-1925