Naval Facilities Engineering Command · Electronic Components
494620ITEM2
Mast — Antennas and Waveguides
Part Number494620ITEM2
ManufacturerNaval Facilities Engineering Command
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-390-8837 (NSN)
Federal Item NameMAST
Federal Supply Class5985 — Antennas and Waveguides
Base Depth9.000 INCHES NOMINAL
Nested Height4.250 INCHES
Surface TreatmentZINC
Mounting MethodWELDED
Base Width5.500 INCHES NOMINAL
Maximum Height4.000 FEET
Section Quantity3
Mast ConstructionSECTIONALIZED
MaterialSTEEL
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 494620ITEM2 available?
We can source 494620ITEM2 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 494620ITEM2 by Naval Facilities Engineering Command obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 494620ITEM2 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 494620ITEM2?
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 494620ITEM2?
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.