Bliley Technologies Inc. · Electronic Components
K312-4
Crystal Unit, Quartz
Part NumberK312-4
ManufacturerBliley Technologies Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-00-247-1439 (NSN)
Federal Item NameCRYSTAL UNIT,QUARTZ
Federal Supply Class5955 — Crystals and Oscillators
Diameter0.335 INCHES MAXIMUM
Test Data Document94756-448-0035 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTUR
Equivalent Resistance Value In Ohm20.0 NOMINAL
Frequency Tolerance For Operating-0.005 TO 0.005
Center To Center Distance Between0.193 INCHES MINIMUM AND 0.207 INCHES MAXIMUM
Style DesignatorHAT TYPE, 3 WIRE LEADS
Drive Level Rating5.0 MILLIWATTS MAXIMUM
Overall Diameter0.380 INCHES MAXIMUM
Mode Of OscillationFUNDAMENTAL
Operating Temp Range-55.0 TO 105.0 CELSIUS
Terminal Diameter0.160 INCHES MINIMUM AND 0.190 INCHES MAXIMUM
Vendor Part NumbersMSC1113-4, 448-0035-004
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 K312-4 available?
We can source K312-4 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 K312-4 by Bliley Technologies Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If K312-4 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 K312-4?
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 K312-4?
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.