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 6145-01-271-6942
NSN 6685-00-096-1485
NSN 6685-01-440-8749
NSN 6220-00-255-1109
NSN 5998-01-335-6809
NSN 6150-01-237-4338
NSN 6130-01-560-3167
NSN 6220-00-728-4559
NSN 5960-01-648-1872
NSN 6130-00-113-4558
NSN 6320-01-056-1164
NSN 5895-01-436-5223