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 6150-00-679-9203
NSN 5930-00-086-8743
NSN 6320-01-247-0898
NSN 5910-01-046-9416
NSN 6150-00-798-7004
NSN 6645-00-641-3202
NSN 6645-00-987-7829
NSN 6685-01-502-6422
NSN 5905-01-442-8338
NSN 6110-01-199-9916
NSN 5915-01-037-0137
NSN 6240-01-008-7030