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 5835-00-113-6090
NSN 6130-01-055-5272
NSN 5985-01-414-6413
NSN 6645-00-079-1430
NSN 5975-00-919-2125
NSN 5950-01-061-9874
NSN 5925-01-310-7227
NSN 6145-01-160-6301
NSN 7035-01-152-7331
NSN 6220-00-079-2943
NSN 6685-00-104-7149
NSN 6620-01-425-8257