Material is bellofoam closed cell silicone rubber sponge
No other part numbers with same form, fit, and function found.
An elastic material of a cellular structure having smooth, crepe, or porous surface. It is produced in various thicknesses. Sheets are limited to widths greater than 6 inches (152.4 mm). It may or may not have a nonrubber backing.
Classification: Plates, sheets and strip of vulcanized rubber, except hard rubber, of cellular rubber
NSN 5930-00-998-7599
NSN 5960-01-116-2092
NSN 7035-00-585-2113
NSN 4140-01-285-4418
NSN 5915-01-462-5900
NSN 6130-00-949-3393
NSN 6240-01-372-2039
NSN 6105-00-035-8809
NSN 6620-01-011-3449
NSN 5920-01-333-4876
NSN 6110-00-294-3631
NSN 5965-01-009-5426