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 5960-01-023-8037
NSN 5996-01-239-0385
NSN 5975-01-170-5633
NSN 5990-01-517-1909
NSN 5985-00-644-9752
NSN 6150-01-116-2180
NSN 6650-00-398-1821
NSN 4140-00-952-4047
NSN 5965-01-507-4318
NSN 5950-01-399-0248
NSN 6620-01-231-9731
NSN 6135-01-236-8603