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 6685-01-291-8823
NSN 6220-01-283-7849
NSN 6145-00-009-5822
NSN 5975-01-252-2511
NSN 6685-01-166-8103
NSN 5905-01-463-3448
NSN 5945-00-005-6941
NSN 6620-00-140-8644
NSN 6135-00-735-8530
NSN 6650-00-020-2368
NSN 5915-01-060-1181
NSN 5985-01-543-4119