Northrop Grumman Corp. Electronic Systems Defensive System Div · Electronic Components
MA1504-328
Heat Sink-Insulator
Part NumberMA1504-328
ManufacturerNorthrop Grumman Corp. Electronic Systems Defensive System Div
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-383-0607 (NSN)
Federal Item NameHEAT SINK-INSULATOR
Federal Supply Class5999 — Miscellaneous Electrical Components
Overall Width0.450 INCHES NOMINAL0.450 INCHES NOMINAL
Overall Height0.025 INCHES NOMINAL0.025 INCHES NOMINAL
Mounting Facility Type And Quantit1 FRICTION SINGLE MOUNTING FACILITY
MaterialPLASTIC SILICONE MINERAL FILLED
Overall Length1.300 INCHES NOMINAL1.300 INCHES NOMINAL
Body StyleRECTANGULARRECTANGULAR
Vendor Part NumbersTHERMAL WAFER-.25 1.3X.45
ESD/EMICode A — ESD/EMI sensitive item
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 MA1504-328 available?
We can source MA1504-328 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 MA1504-328 by Northrop Grumman Corp. Electronic Systems Defensive System Div obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MA1504-328 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 MA1504-328?
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 MA1504-328?
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.