Lockheed Martin · Electronic Components
1211513-201
Attenuator, Variable
Part Number1211513-201
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-398-8303 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Shaft TypeROUND, SLOTTED
Terminal Type And Quantity2 CONNECTOR, COAXIAL, FEMALE
Frequency Range2.700 GIGAHERTZ MINIMUM AND 2.900 GIGAHERTZ MAXIMUM
Unthreaded Mounting Hole Diameter0.125 INCHES NOMINAL
Overall Attenuation Accuracy In De-2.00 TO 2.00
Attenuation Variation MethodCONTINUOUS
Operating Temp Range-67.0 TO 125.0 CELSIUS
Overall Attenuation Range In Decib+0.0 TO 20.0
Overall Height2.880 INCHES MINIMUM AND 3.120 INCHES MAXIMUM
Coaxial Connector Series DesignatiSMA
Power Rating50.0 WATTS AVERAGE AND 8.0 KILOWATTS PEAK
Vendor Part NumbersAR4221-1
ESD/EMICode A — ESD/EMI sensitive item
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 1211513-201 available?
We can source 1211513-201 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 1211513-201 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1211513-201 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 1211513-201?
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 1211513-201?
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.