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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 4140-01-288-3246
NSN 5855-01-571-5605
NSN 5950-00-459-5722
NSN 6145-01-346-8717
NSN 6320-01-029-4220
NSN 6620-01-207-0667
NSN 6220-01-218-5164
NSN 5985-00-864-4612
NSN 5905-01-303-7388
NSN 6610-01-109-3359
NSN 6110-01-135-2027
NSN 4140-01-483-1662