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 5960-01-051-1454
NSN 5910-00-712-4066
NSN 5910-00-166-6022
NSN 6685-01-303-7498
NSN 6150-00-017-8205
NSN 5915-01-304-0518
NSN 6220-01-411-3405
NSN 6130-01-225-1846
NSN 5975-01-280-5371
NSN 5920-00-417-8768
NSN 5855-00-548-4742
NSN 6145-01-275-4605