Narda Holdings · Electronic Components
757-301
Attenuator Subassembly
Part Number757-301
ManufacturerNarda Holdings
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-502-0400 (NSN)
Federal Item NameATTENUATOR SUBASSEMBLY
Federal Supply Class5985 — Antennas and Waveguides
Overall Length4.750 INCHES NOMINAL
Component Type And Quantity1 COLLAR AND 1 SHAFT
Overall Diameter3.000 INCHES NOMINAL
Cancelled NSN5905-00-332-4524 (cancelled)
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnUnknown
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 757-301 available?
We can source 757-301 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 757-301 by Narda Holdings obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 757-301 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 757-301?
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 757-301?
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.