Keystone Electronics · Electronic Components
3458
STANDOFF RD #4 SCREW .375"L ALUM
Part Number3458
ManufacturerKeystone Electronics
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-01-376-4303 (NSN)
Federal Item NameATTENUATOR,VARIABLE
Federal Supply Class5985 — Antennas and Waveguides
Application DesignTRANSMISSION LINE
Power Rating1.0 WATTS AVERAGE
Frequency Range6.000 GIGAHERTZ MINIMUM AND 18.000 GIGAHERTZ MAXIMUM
Insertion Loss At Minimum Attenuat3.0
Overall Attenuation Range In Decib+0.9 TO 3.5
Voltage Standing Wave Ratio1.80
Vendor Part Numbers91549564
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 3458 available?
We can source 3458 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 3458 by Keystone Electronics obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3458 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 3458?
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 3458?
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.