Communication Coil · Electronic Components
X873
Coil, Radio Frequency
Part NumberX873
ManufacturerCommunication Coil
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-902-8496 (NSN)
Federal Item NameCOIL,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Inductance Rating8.10 MICROHENRIES MINIMUM SINGLE COMPONENT SINGLE WINDING
Quality Factor300 MINIMUM SINGLE COMPONENT SINGLE WINDING
Mounting Facility Quantity2 SINGLE GROUP
Coil Form TypeHOLLOW SINGLE COMPONENT
Maximum Operating Temp85.0 CELSIUS
Thread Quantity Per Inch40 SINGLE GROUP
Nominal Thread Size0.112 INCHES SINGLE GROUP
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Overall Width0.938 INCHES NOMINAL
Overall Height0.938 INCHES NOMINAL
Overall Length2.188 INCHES NOMINAL
Vendor Part Numbers278-0831-000, 278-0831-00
Style DesignatorSHOULDER
Shank Height0.250 INCHES NOMINAL
Shank Outside Diameter0.205 INCHES NOMINAL
MaterialPLASTIC POLYAMIDE NYLON OVERALL
Inside Diameter0.173 INCHES NOMINAL
Outside Diameter0.344 INCHES NOMINAL
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 X873 available?
We can source X873 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 X873 by Communication Coil obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If X873 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 X873?
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 X873?
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.