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 5985-01-256-9457
NSN 5990-01-200-7460
NSN 5985-01-142-7623
NSN 5855-01-522-7389
NSN 5855-00-933-9978
NSN 5965-01-061-6871
NSN 6145-00-369-3871
NSN 5910-01-020-6433
NSN 2925-01-068-3844
NSN 4140-00-146-3269
NSN 6150-01-328-7444
NSN 5905-01-345-4439