Northrop Grumman Support Services Corp. · Electronic Components
337D254H01
Support, Antenna
Part Number337D254H01
ManufacturerNorthrop Grumman Support Services Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5985-00-041-0285 (NSN)
Federal Item NameSUPPORT,ANTENNA
Federal Supply Class5985 — Antennas and Waveguides
Mounting MethodUNTHREADED HOLE(S)
Mounting Facility Quantity4
Basic Shape StyleIRREGULAR
Mounting Hole TypePLAIN
Overall Width3.460 INCHES NOMINAL
Mounting Hole Diameter0.435 INCHES MINIMUM AND 0.442 INCHES MAXIMUM
Overall Length19.500 INCHES MINIMUM AND 44.500 INCHES MAXIMUM
Overall Height2.250 INCHES NOMINAL
Vendor Part Numbers123B221H01, 337D254-1 AND 337D255-2
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 337D254H01 available?
We can source 337D254H01 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 337D254H01 by Northrop Grumman Support Services Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 337D254H01 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 337D254H01?
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 337D254H01?
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.