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 6150-00-607-0252
NSN 6130-00-811-3799
NSN 5985-01-454-9129
NSN 6685-01-254-7639
NSN 5990-01-271-8130
NSN 5965-00-139-4870
NSN 5965-01-546-8660
NSN 5895-01-225-2291
NSN 6145-00-511-6061
NSN 6220-01-220-3286
NSN 6645-00-998-2918
NSN 5998-01-407-5996