Pax Mfg Corp. Hammarlund Mfg Co Div · Electronic Components
31258
Transformer, Radio Frequency
Part Number31258
ManufacturerPax Mfg Corp. Hammarlund Mfg Co Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5950-00-645-2899 (NSN)
Federal Item NameTRANSFORMER,RADIO FREQUENCY
Federal Supply Class5950 — Coils and Transformers
Winding Conductor Size0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY
Mounting MethodTERMINAL SINGLE GROUP
Body Outside Diameter0.545 INCHES NOMINAL
Inclosure TypeOPEN
Winding Function And Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Terminal Type And Quantity4 TAB, SOLDER LUG
Body Length1.438 INCHES NOMINAL
Coil Form TypeSOLID SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Frequency Rating14.8 MEGAHERTZ MINIMUM AND 29.7 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Turn Quantity3 1/4 SINGLE COMPONENT SINGLE PRIMARY
Cancelled NSN5950-00-625-0498 (cancelled)
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 31258 available?
We can source 31258 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 31258 by Pax Mfg Corp. Hammarlund Mfg Co Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 31258 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 31258?
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 31258?
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.