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 6685-00-988-9744
NSN 5910-01-237-2621
NSN 6320-00-070-4544
NSN 6130-00-426-0058
NSN 5905-01-469-5478
NSN 5835-01-509-8992
NSN 5930-01-021-4988
NSN 5915-00-102-6809
NSN 5920-00-571-3859
NSN 5930-01-474-2871
NSN 5945-01-531-0136
NSN 5925-00-960-5214