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 5985-01-451-5672
NSN 5945-01-258-6963
NSN 5965-01-196-7760
NSN 5975-01-558-1802
NSN 5905-00-992-9864
NSN 5925-01-074-5832
NSN 6150-01-519-3284
NSN 6150-00-731-4453
NSN 6320-01-347-2638
NSN 5965-00-338-6955
NSN 5930-01-501-5053
NSN 6220-00-617-9616