Narda Holdings · Electronic Components
501B
HOLDER,SEMICONDUCTOR DEVICE — NSN 5961-00-061-4588
Part Number501B
ManufacturerNarda Holdings
AvailabilityAvailable to order — request a quote
Specifications
NSN5961-00-061-4588 (NSN)
Federal Item NameHOLDER,SEMICONDUCTOR DEVICE
Federal Supply Class5961 — Semiconductor Devices And Associated Hardware
Overall Length2.750 INCHES NOMINAL
Overall Diameter0.812 INCHES NOMINAL
Accommodated Equipment IdentifyingIN21 TYPE NO. OR IN23 TYPE NO.
Output Contact TypeFEMALE
Input Terminal TypeCOAXIAL CABLE
Operating Frequency100.0 MEGAHERTZ MINIMUM AND 11.0 GIGAHERTZ MAXIMUM
Input Contact TypeMALE
Coaxial Connector Series DesignatiN
Output Coaxial Connection Series DBNC
Reliability IndicatorNOT ESTABLISHED
Winding Power Rating450.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY OUTPUT
Winding Operating Voltage120.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
Center To Center Distance Between3.125 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP
Mounting Facility Quantity4 SINGLE GROUP
Terminal Type And Quantity3 TAB W/SCREW
Winding Function And Quantity1 PRIMARY, FIXED AUTOTRANSFORMER TYPE SINGLE COMPONENT
Frequency Rating50.0 HERTZ NOMINAL OR 60.0 HERTZ NOMINAL SINGLE COMPONENT
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Body Length3.750 INCHES NOMINAL
Body Height4.188 INCHES NOMINAL
Vendor Part NumbersSTC532
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 501B available?
We can source 501B 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 501B by Narda Holdings obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 501B 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 501B?
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 501B?
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.