Telephonics Corp. · Electronic Components
TH37A1
Earphone — Headsets, Microphones, and Speakers
Part NumberTH37A1
ManufacturerTelephonics Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5965-00-296-2160 (NSN)
Federal Item NameEARPHONE
Federal Supply Class5965 — Headsets, Microphones, and Speakers
Mounting MethodSCREW PLATE ON CASE BACK EARPHONE
Acoustic Sensitivity Reference RatNOT RATED
Shell MaterialPLASTIC EARPHONE
Terminal TypeSCREW
Terminal LocationINTERNAL
Impedance Rating In Ohms5000.0 NOMINAL
Input Terminal TypePLUG SIGNAL
Accommodated Helmet TypeFLIGHT
Earphone Overall Depth0.875 INCHES NOMINAL
Overall Diameter2.031 INCHES NOMINAL
Furnished ItemsEAR CLIP
Vendor Part Numbers491898
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 TH37A1 available?
We can source TH37A1 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 TH37A1 by Telephonics Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TH37A1 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 TH37A1?
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 TH37A1?
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.