Northrop Grumman Systems Corporation · Electronic Components
138C225H01
Attenuator, Variable
Part Number138C225H01
ManufacturerNorthrop Grumman Systems Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-442-3195 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Attenuation Variation MethodCONTINUOUS
Overall Attenuation Accuracy In De-1.50 TO 1.50
Mounting Thread Quantity32 PER INCH
Impedance Rating In Ohms50.0 INPUT-OUTPUT
Segment Attenuation Accuracy In De-1.50 TO 1.50
Operating Temp Range-10.0 TO 71.0 CELSIUS
Insertion Loss At Minimum Attenuat6.0
Shaft TypeROUND
Overall Attenuation Range In Decib+0.0 TO 100.0
Mounting Facility Nominal Screw Th0.164 INCHES
Center To Center Distance Between3.800 INCHES MAXIMUM
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 138C225H01 available?
We can source 138C225H01 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 138C225H01 by Northrop Grumman Systems Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 138C225H01 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 138C225H01?
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 138C225H01?
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.