● ISO 9001:2015 · ANSI/ESD S20.20-2021 · ERAI Member · GIDEP · Woman-Owned Small Business 760.724.2800 · 855.RH.HAS.IT · info@rhelectronics.com
Northrop Grumman Systems Corp.  · Electronic Components

4HAT52P0ST

Retainer, Electron Tube

Part Number4HAT52P0ST
ManufacturerNorthrop Grumman Systems Corp.
AvailabilityAvailable to order — request a quote

Specifications

Federal Item NameRETAINER,ELECTRON TUBE
Federal Supply Class5960 — Electron Tubes
MaterialSTEEL
Overall Height5.250 INCHES NOMINAL
Thread Class2A SINGLE MOUNTING FACILITY
Overall Diameter2.125 INCHES NOMINAL
Accommodated Item Securing DeviceCOMPRESSION RING
Eia Electron Tube Envelope AccommoST16
Mounting Facility Type And Quantit1 THREADED STUD(S) SINGLE MOUNTING FACILITY
Distance From Retainer Center To C1.219 INCHES NOMINAL
Mounting Stud Length5.250 INCHES NOMINAL SINGLE MOUNTING FACILITY
Style DesignatorPLAIN CAP HOLD DOWN W/ SCREW
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
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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

Frequently asked

Is 4HAT52P0ST available?
We can source 4HAT52P0ST 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 4HAT52P0ST by Northrop Grumman Systems Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4HAT52P0ST 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 4HAT52P0ST?
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 4HAT52P0ST?
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.