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 5965-01-377-3587
NSN 5855-00-160-2286
NSN 5996-01-308-6759
NSN 6110-01-238-9160
NSN 6135-00-967-3112
NSN 6145-01-354-2618
NSN 5950-01-172-2292
NSN 6105-01-189-7340
NSN 7035-01-623-9555
NSN 5950-00-920-7146
NSN 5920-01-470-0910
NSN 5930-01-194-9317