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 5985-00-185-5430
NSN 6130-00-177-2454
NSN 6620-01-585-5647
NSN 6320-01-111-8851
NSN 2925-01-484-8556
NSN 6610-00-633-4338
NSN 6645-00-061-8033
NSN 2925-01-228-6554
NSN 6110-00-963-4035
NSN 5960-00-246-9749
NSN 5998-01-323-9223
NSN 5910-01-186-5412