Adapters
We stock full range of In Series and Between Series Adapters from the Industries best such as Amphenol, RF Industries, Aeroflex, ERI, etc. Please find the style adapter in the catagories below and click on that catagory. Each Catagory may have various styles so choose on the required series adapter needed.
If you do not find what you require, please contact our sales office for more info.
Please click on an ADAPTER subcategory.
LOW PIM![]() |
7/16 DIN![]() |
4.3-10![]() |
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BNC![]() |
C Adapters![]() |
EIA Flange![]() |
Type F![]() |
FME![]() |
HN![]() |
Type N![]() |
LC![]() |
Mini-UHF![]() |
RCA Phono![]() |
SMA![]() |
UHF (PL-259 or SO-239) ![]() |
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NMO | Universal AC![]() |

ACX350-20 ERI Inner Adapter for 3-1/8" Flange Connectors
In Stock
ACX350-20 ERI Inner Adapter for 3-1/8" Flange Connectors
MFR: Electronics Research Inc.
SKU: ACX350-20

RLA300-21 ERI Hardware Kit for 3-1/8" EIA Flange
In Stock
Includes: O-ring, silicone lub, Nuts, bolts, & lock washers
MFR: Electronics Research Inc.
SKU: RLA300-21

920305 Cablewave Systems 3-1/8" Fixed Clamp Type Flange Adapter (Pull)
In Stock
Outside Diameter: 5-1/8"
Used * No longer available for export
MFR: Cablewave Systems
SKU: 920305-P

RLA350-150 ERI 3-1/8 EIA to 1-5/8 EIA In Series Adapter
In Stock
Adapter comes with: Hardware kit, Bullets, & O-Rings.
Replacement for Andrew model 1861
MFR: Electronics Research Inc.
SKU: RLA350-150

RLA350-80 ERI 3-1/8-inch 50 ohm Gas Tight End Terminal
In Stock
RLA350-80 Electronic Research 3-1/8-inch 50 ohm Gas Tight End Terminal
MFR: Electronics Research, Inc.
SKU: RLA350-80
Special Order, Delivery is 10-14 days
Add to Cart
RLA350-NF ERI 3-1/8" EIA to Type-N Female Between Series Adapter
In Stock
- Replacement for Andrew 2262
- Impedance: 50 ohm
- Gas tight with pressure port
- includes inner connector and flange hardware kit
MFR: Electronics Research Inc.
SKU: RLA350-NF

15557-501 Dielectric 3-1/8" EIA Flange Adapter Clamp Style with Hardware (Pull)
In Stock
- Size: 2-5/8" long
- Flange outside diameter: ~5-1/4"
Used * No longer available for export
MFR: Dielectric Communications
SKU: 15557-501-P

301-014 Myat 3-1/8" Fixed Flange with Extension and Center Bullet (Pull)
In Stock
- Extension length: 4-1/2"
- Includes O-ring & Hardware
- For indoor use only
Used * No longer available for export
MFR: Myat Inc.
SKU: 301-014-EX-P

82237 Andrew 3-1/8" EIA to 3-1/8" EIA Right Angle Adapter (Pull)
In Stock
- Includes: Hardware Kit & Bullet for one side with Center Conductor
- Similar to ACX350-10SE
Used * No longer available for export
MFR: Andrew
SKU: 82237-P

301-075 Myat Type 3-1/8" Fixed Male Flange to 3-1/8" Swivel Male Flange Adapter (Pull)
In Stock
- Includes: O-rings, hardware, amd unsupported inner conductor
- 5" long
- Flange Diameter: 5-1/4"
Used * No longer available for export
MFR: Unbranded
SKU: 301-075-P