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 5905-01-655-3411
NSN 6145-01-415-8707
NSN 5915-01-114-9072
NSN 5998-01-118-5224
NSN 6105-01-381-1088
NSN 6130-01-582-3657
NSN 5925-01-125-0403
NSN 5925-01-544-6846
NSN 5996-01-158-9695
NSN 5965-01-633-8849
NSN 6130-01-134-3169
NSN 2925-00-636-4026