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 6105-01-552-9429
NSN 5999-00-723-2072
NSN 5945-00-466-3748
NSN 5998-00-218-1360
NSN 5999-01-308-2237
NSN 5998-01-156-0340
NSN 5895-01-256-2459
NSN 6320-00-593-0379
NSN 5920-01-337-3823
NSN 6610-00-420-8475
NSN 6610-00-189-7520
NSN 5910-01-394-5013