31--BEARING,BALL,ANNULA
The requirement is for quantity 5 EA of NSN 3H-3110-010548437-NT, TDP VER 013, delivery FOB origin. The part requires engineering source approval by the design control activity to maintain quality. Approved source(s) retain data rights, manufacturing/repair knowledge, or technical data that are not economically available to the Government, so acquisition/repair must come from an approved source. An alternate source must qualify under procedures approved by the cognizant Government engineering activity. Military/Federal specifications, standards, QPLs, QPDs, handbooks, and other standardized documents are available via DODSSP/DAPS or ASSIST-Online, with non-downloadable documents orderable through DODSSP and assistance available by phone or mail from DLA Document Services in Philadelphia, PA.