Tubes - Transmitting, Audio, Misc.

Air system socket. One heater terminal grounded to shell. PTFE body insulation. Capacitor is encapsulated.

• Screen Bypass: 1.18 nF ± 10%

Used
MFR: Eimac

SKU: SK700-P

Air System socket. Cathode & 1 heater terminal grounded to shell. PTFE body insulation. Capacitor is encapsulated.
Will work for 4CX125C.

Used
MFR: Eimac
SKU: SK711A-P

Designed for use with a 4X150A tube
Used
MFR: Eimac
SKU: 4X150A/4000-SOCKET-P

Designed for use with a 4X150A tube
Used
MFR: Eimac
SKU: 4X150A/4010-SOCKET-P

Tube socket designed to operate with 4CX150/7034, 7609, 7203/4CX250B, 8957/4CX250BC, 8621/4CX250FG, 7580W/4CX250R, 8249/4W300B, 8321/4CX350A, 8322/4CX350F, 8904/4CX350FJ.
New old stock * No longer available for export
MFR: Johnson

SKU: 127-107

Tube socket designed to operate with 4CX150/7034, 7609, 7203/4CX250B, 8957/4CX250BC, 8621/4CX250FG, 7580W/4CX250R, 8249/4W300B, 8321/4CX350A, 8322/4CX350F, 8904/4CX350FJ.
Used * No longer available for export
MFR: Johnson
124-107-P

Photo for reference only, physical appearnce may change.

Same as SK620A excepct for modified bypass capacitor.
1500pf Bypass capacitor, 1000DCWV
Socket has a chimney siliconed onto it. 
New old stock * No longer available for export
MFR: Eimac
SKU: Y268

Light weight thermosetting plastic body, not an air-system socket.  For use in non-corresive liquid cooling applications.
New old stock* No longer available for export
MFR: Eimac
SKU: SK740

For grounded cathode operation. Screen Cap 2700 pf
Ceramic chimney
Used * No longer available for export
MFR: Eimac
NOTE: Picture for reference. Condition may vary. 
SKU: SK610-COMBO-P