MIL-SPEC · Electronic Components
TS221TSM
Test Set, Crystal Unit, Quartz
Part NumberTS221TSM
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN6625-00-392-7001 (NSN)
Federal Item NameTEST SET,CRYSTAL UNIT,QUARTZ
Federal Supply Class6625 — Test Instruments
Length19.000 INCHES NOMINAL
MaterialALUMINUM CARRYING CASE
Ac Voltage Rating110.0 VOLTS MINIMUM AND 120.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
FSC Application DataTYPE NO.AN/TSM-2
Frequency Rating50.0 HERTZ MINIMUM AND 1720.0 HERTZ MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
Width7.000 INCHES NOMINAL
PhaseSINGLE LOCATION NOT OTHERWISE SPECIFIED
Test Type For Which DesignedMEASUREMENT OF CRYSTAL FREQUENCY;MEASUREMENT OF CRYSTAL ACTIVITY
Height9.000 INCHES NOMINAL
Cancelled NSN6625-00-537-5808 (cancelled)
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 TS221TSM available?
We can source TS221TSM 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 TS221TSM by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If TS221TSM 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 TS221TSM?
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 TS221TSM?
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.