L3Harris Technologies · Electronic Components
3921-2
Mounting Base, Electrical Equipme
Part Number3921-2
ManufacturerL3Harris Technologies
AvailabilityAvailable to order — request a quote
Specifications
NSN5975-00-847-7885 (NSN)
Federal Item NameMOUNTING BASE,ELECTRICAL EQUIPME
Federal Supply Class5975 — Electrical Hardware and Supplies
Vibration Mount Load Rating Range+755.5 TO 920.0 POUNDS
Surface TreatmentENAMEL
Style DesignatorFLAT TYPE
ColorGRAY/GREY
MaterialSTEEL
Mounting Provision For Which DesigTHREADED HOLE(S)
Center To Center Distance Between15.750 INCHES NOMINAL
Overall Width19.000 INCHES NOMINAL
Vibration Mount TypeCUP
Overall Depth29.000 INCHES NOMINAL
ProducttraceabilityNo
RohscompliantTBA
IscanonicalY
Hazardousfalse
RohsphthalatescompliantTBA
UseccnEAR99
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 3921-2 available?
We can source 3921-2 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 3921-2 by L3Harris Technologies obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3921-2 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 3921-2?
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 3921-2?
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.