No other part numbers with same form, fit, and function found.
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 4140-01-384-0444
NSN 6620-01-606-7810
NSN 2925-00-169-3775
NSN 5965-00-001-7593
NSN 6135-01-142-2417
NSN 5935-00-398-1584
NSN 5905-00-583-7239
NSN 6145-01-350-6943
NSN 6150-00-735-6840
NSN 6105-01-217-0119
NSN 5895-01-421-0274
NSN 5855-01-529-2656