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 5965-01-555-8007
NSN 5985-00-714-9593
NSN 5950-01-304-9128
NSN 6220-01-003-9126
NSN 5905-00-728-2779
NSN 6105-00-823-4451
NSN 6685-01-375-5571
NSN 5945-00-450-1402
NSN 5975-00-054-6321
NSN 6145-01-423-4734
NSN 6130-00-160-2100
NSN 2925-01-154-2949