Sockets
RF Parts carries a tube socket for almost every type of tube out there.
if you can't find the tube socket you are looking for, give us a call. We can special order any tube socket to fit your needs!

Inner Collet Mounting Ring for Eimac SK-300A (Pull)
In Stock
Designed to function as a conductive bracket for the bottom of the SK-300A
Used * No longer available for export
MFR: Eimac
SKU: ICMR

Eimac Right Angle Mounting Bracket for SK300A/SK300 (Pull)
In Stock
Designed to function as a mounting bracket for the base of the SK300. Generally used to fasten a cable to the base of the socket to run power through.
Used * No longer available for export
MFR: Eimac
SKU: RAMB

SK-300A Eimac Replacement Chassis (Pull)
In Stock
Replacement chassis for SK300A. Comes as seen in photo
Used
MFR: Eimac
SKU: SK300A-RC

SK-300 Eimac Socket for 4CX5000 (Pull)
In Stock
Designed to function with 4CX5000A, 4CX5,000R, 4CX5,000J
Used
MFR: Eimac
SKU: SK300-P

SK-300 Eimac Socket for 4CX5000 and 4CW10000 (NOS)
In Stock
Designed to function with 4CX5000A, 4CX5,000R, 4CX5,000J 4CW10,000A 4CW10,000B 4CW10,000R, 4CW25,000A, 4CW25,000B, 4CPW10,000, and 4CW30,000A tubes.
Same as Y-291 except for bracket placement.
New Old Stock
MFR: Eimac
SKU: SK300

SK-400 Eimac Custom Air-System Socket (Pull)
In Stock
The SK-400 Air-System Socket is the recommended socket for use with the 4-400A tetrode, and it may be used as well with 4-250A, 4-125A and other tubes having the same dimensions, like the 3-500zg, or 3cx1200A7. The SK-400 provides efficient connection between the tube and its external circuits, acts as a firm mechanical support for the tube, and controls the flow of cooling air around the tube envelope.
This socket was customized by the previous owner to use a non-standard air source.
Used * No longer available for export
MFR: Eimac
SKU: SK400-P-CUSTOM
See Data Sheet
Photo is for reference only as each socket may have cosmetic differences

SK-400 Eimac Air-System Socket (Pull)
In Stock
The SK-400 Air-System Socket is the recommended socket for use with the 4-400A tetrode, and it may be used as well with 4-250A, 4-125A and other tubes having the same dimensions, like the 3-500zg, or 3cx1200A7. The SK-400 provides efficient connection between the tube and its external circuits, acts as a firm mechanical support for the tube, and controls the flow of cooling air around the tube envelope.
Used * No longer available for export
MFR: Eimac
SKU: SK400-P
See Data Sheet
Photo is for reference only

247A Johnson 7 Pin Tube Socket for 3CX1500A7 / 5894 / 829B / 7094 (Pull)
In Stock
Used * No longer available for export
MFR: Johnson
SKU: 247A-P

248 Johnson 7 Pin Tube Socket for 3CX1500A7 / 5894 / 829B / 7094 (Pull)
In Stock
Used * No longer available for export
MFR: Johnson
SKU: 248-P

248 Johnson 7 Pin Tube Socket for 3CX1500A7 / 5894 / 829B / 7094 (NOS)
In Stock
New Old Stock * No longer available for export
MFR: Johnson
SKU: 248-NOS