L3 Technologies, Inc. · Electronic Components
055731-3
Attenuator, Fixed
Part Number055731-3
ManufacturerL3 Technologies, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-094-2995 (NSN)
Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
Mounting MethodCONNECTOR
Connection Type Per FunctionFEMALE INPUT AND MALE OUTPUT
Frequency Range0.000 HERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
Overall Length1.150 INCHES MINIMUM AND 1.350 INCHES MAXIMUM
Overall Diameter0.375 INCHES MAXIMUM
Coaxial Connector Series DesignatiSMA
Terminal Type And Quantity2 CONNECTOR
Voltage Standing Wave Ratio Freque+0.0 TO 18.0 GIGAHERTZ
Input Impedance Rating In Ohms50.0
Body StyleROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE
Voltage Standing Wave Ratio1.35
Vendor Part NumbersATT-0263-15-SMA-02, 263-15, 50MP15-1698
Cancelled NSN5985-01-539-2110 (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 055731-3 available?
We can source 055731-3 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 055731-3 by L3 Technologies, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 055731-3 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 055731-3?
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 055731-3?
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.