Microwave Waveguide Cover Mica Sheet Replacement Part Suitable for MM721NH1-PW MM721NG1-PW M1-L213B 211A, 2.53 x 4.17 Thickness 0.4mm - 4 Pack
Mica Sheet For TO220 Size 13 X 18 mm Thickness 0.10-0.15 mm With 1 Hole (3.5 mm) | Mica Sheet for Semiconductor Transistors (Pack of 1000)