General Dynamics Mission Systems · Electronic Components
26-512729-1
Crystal Unit, Quartz
Part Number26-512729-1
ManufacturerGeneral Dynamics Mission Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-01-283-8140 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Terminal Length0.610 INCHES NOMINAL
Overall Diameter0.410 INCHES MAXIMUM
Load Capacitance In Picofarads32.0 NOMINAL
Style DesignatorHAT TYPE, 4 WIRE LEADS
Frequency Tolerance For Operating-0.003 TO 0.003
Operating Temp Range-30.0 TO 70.0 CELSIUS
Circuit ResonanceANTIRESONANCE
Diameter0.325 INCHES NOMINAL
Mode Of OscillationFUNDAMENTAL
Overall Length0.260 INCHES MAXIMUM
Specified Frequency21.160 MEGAHERTZ
Vendor Part NumbersVF3551, C18968 RH, 04-18968-001
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 26-512729-1 available?
We can source 26-512729-1 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 26-512729-1 by General Dynamics Mission Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 26-512729-1 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 26-512729-1?
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 26-512729-1?
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.