Plastic, impression material
No other part numbers with same form, fit, and function found.
NSN 5998-01-390-4998
NSN 6110-01-656-5441
NSN 5999-01-442-7643
NSN 6610-01-555-8364
NSN 5960-00-040-9989
NSN 6620-00-330-3728
NSN 5960-01-328-8248
NSN 6220-01-099-8561
NSN 5950-00-778-0866
NSN 5915-00-214-5751
NSN 6650-01-463-0915
NSN 5998-00-141-3587