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 5915-00-086-6950
NSN 4140-01-127-4674
NSN 6685-01-258-6212
NSN 5895-00-901-8849
NSN 5905-01-535-3669
NSN 5950-01-551-6070
NSN 5975-01-254-9244
NSN 5950-00-880-9071
NSN 4140-01-168-7685
NSN 6650-01-426-4253
NSN 5920-01-212-1536
NSN 7035-01-158-7673