2X31-8281P2

31 material. Good for 1 to 300 MHz. Dimensions are in inches. Some typical impedances are listed for each part.

ID: 0.354
OD: 0.846
Height: 1.55
Ω @1 MHz: 18
Ω @10 MHz: 85
Ω @25 MHz: 130
Ω @100 MHz: 250
Ω @250 MHz: 275