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 5985-01-304-3384
NSN 5915-00-681-6299
NSN 5985-01-058-6807
NSN 5915-01-162-9199
NSN 5965-01-550-5587
NSN 6645-00-816-5337
NSN 7035-00-896-3213
NSN 5996-01-213-5000
NSN 6240-01-224-0052
NSN 5990-01-442-3520
NSN 6110-01-109-7338
NSN 5990-00-125-5036