Bird Electronic · Electronic Components
4148
Coupler, Directional
Part Number4148
ManufacturerBird Electronic
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-737-6268 (NSN)
Federal Item NameCOUPLER,DIRECTIONAL
Federal Supply Class5985 — Antennas and Waveguides
Overall Height1.000 INCHES NOMINAL
Power Loss In Decibels0.5
Usage DesignMAIN LINE TERMINAL FITTING
Unit TypeCOAXIAL LINE
Radio Frequency Rating2.0 MEGAHERTZ MINIMUM AND 30.0 MEGAHERTZ MAXIMUM
Criticality Code JustificationFEAT
Design TypeBIDIRECTIONAL
Overall Width1.812 INCHES NOMINAL
Overall Length3.750 INCHES NOMINAL
Vendor Part Numbers810000-452, TC162
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 4148 available?
We can source 4148 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 4148 by Bird Electronic obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4148 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 4148?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 4148?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.