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 5996-01-485-0305
NSN 5985-00-221-1563
NSN 5990-01-104-0469
NSN 5855-01-297-1886
NSN 2925-01-228-6554
NSN 5910-00-104-8320
NSN 5930-01-305-5329
NSN 6240-00-883-8484
NSN 5910-01-004-9285
NSN 5985-00-234-2505
NSN 6320-00-213-0477
NSN 5999-00-367-3738