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 6610-01-534-5747
NSN 6135-00-932-3136
NSN 5975-00-061-7035
NSN 6620-00-759-6646
NSN 6105-00-337-3493
NSN 6220-01-170-5335
NSN 5905-00-234-1212
NSN 5935-01-587-6286
NSN 5910-01-280-3757
NSN 5965-00-929-6173
NSN 5960-01-536-9763
NSN 6645-01-539-5922