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 5835-00-074-3700
NSN 6150-01-418-8715
NSN 5925-00-035-4126
NSN 5915-00-628-8960
NSN 6685-01-415-5936
NSN 6240-01-059-3563
NSN 6240-01-601-6427
NSN 4140-01-606-7079
NSN 5855-01-321-3881
NSN 2925-01-137-4062
NSN 5925-01-122-8135
NSN 7035-01-583-6465