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 5975-01-389-7279
NSN 5999-01-592-9956
NSN 6645-01-643-5845
NSN 6685-01-550-7126
NSN 6685-01-429-6673
NSN 5905-01-485-3050
NSN 5895-01-461-9280
NSN 5930-01-481-9660
NSN 6105-01-425-9726
NSN 5935-00-285-2767
NSN 2925-01-461-4347
NSN 5920-01-010-3293