Narda Holdings · Electronic Components
757C40
Attenuator, Fixed
Part Number757C40
ManufacturerNarda Holdings
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-017-1279 (NSN)
Federal Item NameATTENUATOR,FIXED
Federal Supply Class5985 — Antennas and Waveguides
MaterialSTEEL CORROSION RESISTING BODY
Overall Length2.969 INCHES MAXIMUM2.969 INCHES MAXIMUM
Power Rating2.0 WATTS AVERAGE AND 2.0 WATTS AVERAGE AND 300.0 WATTS PEAK300.0 WATTS PEAK
Mounting MethodCONNECTORCONNECTOR
Coaxial Connector Series DesignatiNN
Temperature Sensitivity Attenuatio0.00010.0001
Voltage Standing Wave Ratio Freque+0.0 TO 6.0 GIGAHERTZ AND +0.0 TO 6.0 GIGAHERTZ AND +6.0 TO 12.4 GIGAHERTZ+6.0 TO 12.4 GIGAHERTZ
Attenuation Accuracy In Decibels-1.25 TO 1.25-1.25 TO 1.25
Voltage Standing Wave Ratio1.20 AND 1.20 AND 1.251.25
Terminal Type And Quantity2 CONNECTOR2 CONNECTOR
Connection Type Per FunctionFEMALE INPUT AND FEMALE INPUT AND MALE OUTPUTMALE OUTPUT
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 757C40 available?
We can source 757C40 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 757C40 by Narda Holdings obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 757C40 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 757C40?
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 757C40?
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.