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 5925-01-298-8120
NSN 5996-01-314-9048
NSN 6130-00-284-1629
NSN 5975-01-528-7770
NSN 5925-00-847-2197
NSN 6645-01-350-3138
NSN 2925-00-087-2465
NSN 6110-01-198-9712
NSN 6220-00-468-5801
NSN 6685-01-202-2984
NSN 6650-01-391-7527
NSN 6685-01-308-2726