Raytheon · Electronic Components
257854-3129
Capacitor, Fixed, Mica Dielectric
Part Number257854-3129
ManufacturerRaytheon
AvailabilityAvailable to order — request a quote
Specifications
NSN5910-00-880-3442 (NSN)
Federal Item NameCAPACITOR,FIXED,MICA DIELECTRIC
Federal Supply Class5910 — Capacitors
Body Width0.188 INCHES NOMINAL
Temp Coefficient Of Capacitance Ra-100.0 TO 100.0 SINGLE SECTION
Nonderated Continuous Voltage Rati500.0 DC SINGLE SECTION
MaterialPLASTIC CASE
Terminal Type And Quantity2 UNINSULATED WIRE LEAD
Schematic Diagram DesignatorNO COMMON OR GROUNDED ELECTRODE(S)
Body Height0.297 INCHES NOMINAL
Capacitance Value Per Section150.000 PICOFARADS SINGLE SECTION
Body Length0.516 INCHES NOMINAL
Tolerance Range Per Section-5.00 TO 5.00 PERCENT SINGLE SECTION
Body StyleW/O MTG FACILITIES, TERMINALS ON OPPOSITE SURFACES
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 257854-3129 available?
We can source 257854-3129 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 257854-3129 by Raytheon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 257854-3129 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 257854-3129?
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 257854-3129?
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.