A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 2925-01-629-9416
NSN 5895-01-005-1236
NSN 7035-01-295-1609
NSN 5920-00-221-8371
NSN 5960-00-781-4084
NSN 5935-01-028-3529
NSN 5855-01-464-3152
NSN 5855-01-355-8729
NSN 5910-00-289-3712
NSN 5950-01-141-6741
NSN 5910-00-528-9714
NSN 5915-01-397-4030