MIL-SPEC · Electronic Components
O-581/WRT-2
Oscillator, Noncrystal Controlled
Part NumberO-581/WRT-2
ManufacturerMIL-SPEC
AvailabilityAvailable to order — request a quote
Specifications
NSN5955-01-040-0750 (NSN)
Federal Item NameOSCILLATOR,NONCRYSTAL CONTROLLED
Federal Supply Class5955 — Crystals and Oscillators
Overall Length20.312 INCHES NOMINAL
External Ac Operating Voltage In V115.0 NOMINAL SINGLE VOLTAGE
External Dc Operating Voltage In V-24.0 NOMINAL 1ST VOLTAGE AND 250.0 NOMINAL 2ND VOLTAGE AND -350.0 NOMINAL 3RD VOLTAGE
PhaseTHREE
Basic Shape StyleRECTANGULAR OR SQUARE
Inclosure TypeENCASED
Overall Height12.125 INCHES NOMINAL
Overall Width17.500 INCHES NOMINAL
Circuit Construction TypeSOLID STATE
Installation DesignDRAWER
Operating Ac Frequency In Hertz60.0 NOMINAL SINGLE VOLTAGE
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 O-581/WRT-2 available?
We can source O-581/WRT-2 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 O-581/WRT-2 by MIL-SPEC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If O-581/WRT-2 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 O-581/WRT-2?
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 O-581/WRT-2?
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.