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 5895-01-137-6658
NSN 5930-00-804-9397
NSN 5975-00-099-9312
NSN 6145-01-142-5732
NSN 5905-01-644-3963
NSN 5965-01-243-3307
NSN 5990-01-378-7349
NSN 4140-01-245-0331
NSN 6145-01-464-4399
NSN 6150-01-211-6372
NSN 5930-00-554-1064
NSN 7035-01-183-1989