Telephonics Corp./PRD Instruments · Electronic Components
631HC
Test Set Subassembly, Electrical
Part Number631HC
ManufacturerTelephonics Corp./PRD Instruments
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-517-6872 (NSN)
Federal Item NameTEST SET SUBASSEMBLY,ELECTRICAL
Federal Supply Class6625 — Test Instruments
Component Type And Quantity1 THERMISTOR AND 3 CONTACT
Overall Diameter1.000 INCHES NOMINAL
Overall Height0.004 INCHES NOMINAL
Vendor Part Numbers391-300-101, 800106P3
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 631HC available?
We can source 631HC 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 631HC by Telephonics Corp./PRD Instruments obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 631HC 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 631HC?
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 631HC?
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.