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 5925-00-325-4424
NSN 6105-00-249-5542
NSN 5998-00-276-8599
NSN 5910-00-728-8089
NSN 5999-01-377-0877
NSN 5975-01-297-8037
NSN 6685-00-236-4443
NSN 4140-01-474-6268
NSN 5950-00-088-5446
NSN 6645-01-356-9864
NSN 5910-01-593-7370
NSN 6150-00-222-8988