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 5985-00-247-2812
NSN 5910-01-268-4486
NSN 5835-00-757-3558
NSN 5985-01-484-6955
NSN 6110-01-464-0673
NSN 6610-00-841-8221
NSN 5975-01-039-6298
NSN 6650-01-227-6032
NSN 7035-01-201-9850
NSN 4140-01-372-5718
NSN 6685-01-333-9254
NSN 5930-00-008-1633