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 5910-01-231-9628
NSN 2925-00-261-5800
NSN 6135-00-078-9931
NSN 6220-01-370-2059
NSN 6240-01-050-8306
NSN 6105-00-403-3305
NSN 5905-01-608-1006
NSN 6145-01-156-9587
NSN 5950-01-361-8109
NSN 7035-01-471-8349
NSN 5975-00-840-5844
NSN 5965-01-026-1125