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 5945-01-040-5749
NSN 5935-01-329-9335
NSN 5950-01-548-5211
NSN 5975-01-167-8598
NSN 5835-01-532-5948
NSN 5855-01-426-5589
NSN 6105-01-245-8932
NSN 6645-00-216-6126
NSN 5985-01-147-7474
NSN 6620-01-025-4690
NSN 6685-00-925-2862
NSN 6685-01-629-1276