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 6130-00-852-5178
NSN 5965-01-392-0049
NSN 6240-01-533-0853
NSN 6685-01-442-2382
NSN 6135-00-351-8606
NSN 6220-00-188-7525
NSN 6645-00-171-9639
NSN 5930-01-400-6126
NSN 2925-00-400-5634
NSN 5965-00-529-0602
NSN 5996-01-116-1988
NSN 5950-00-557-8953