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 5905-00-988-9715
NSN 6620-01-533-8251
NSN 5905-01-432-1961
NSN 5925-00-020-8917
NSN 5925-00-455-8584
NSN 6110-01-587-1660
NSN 5895-00-936-3524
NSN 5950-00-617-6298
NSN 5985-00-400-5946
NSN 5925-00-217-6381
NSN 6685-00-269-6444
NSN 5998-01-435-6656