Stellant Systems · Electronic Components
U-138-1
Filter, High Pass
Part NumberU-138-1
ManufacturerStellant Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5915-01-335-0187 (NSN)
Federal Item NameFILTER,HIGH PASS
Federal Supply Class5915 — Filters and Networks
Distance Between Centerlines Of Mo3.820 INCHES NOMINAL
Voltage Standing Wave Ratio Freque407.0 MEGAHERTZ SINGLE HIGH PASS AND 450.0 MEGAHERTZ SINGLE HIGH PASS LOCATION NOT OTHERWISE SPECIFIED
Inclosure TypeENCASED
Voltage Standing Wave Ratio Per Fu1.5 SINGLE HIGH PASS LOCATION NOT OTHERWISE SPECIFIED
Body Width2.000 INCHES NOMINAL
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Style DesignatorRECTANGULAR TERMINAL/TERMINALS ON OPPOSITE SURFACES
Unthreaded Mounting Hole Diameter1.820 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 U-138-1 available?
We can source U-138-1 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 U-138-1 by Stellant Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If U-138-1 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 U-138-1?
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 U-138-1?
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.