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 5855-00-560-0110
NSN 5930-01-085-6557
NSN 6620-00-803-2423
NSN 5985-00-408-2693
NSN 5915-01-555-8081
NSN 5960-01-094-4134
NSN 5895-01-519-2393
NSN 5905-00-539-5746
NSN 5930-00-086-9981
NSN 6105-01-584-2746
NSN 5895-01-478-3727
NSN 5925-00-238-6376