Lockheed Martin · Electronic Components
66-315
Synchro, Receiver
Part Number66-315
ManufacturerLockheed Martin
AvailabilityAvailable to order — request a quote
Specifications
NSN5990-00-583-9735 (NSN)
Federal Item NameSYNCHRO,RECEIVER
Federal Supply Class5990 — Synchros and Resolvers
Overall Length1.5960 INCHES MINIMUM AND 1.6360 INCHES MAXIMUM
Flange Diameter0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
Undercut Width0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM
Flange Thickness0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM
Body StyleSTANDARD ROUND A
Pilot Diameter0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
Undercut Diameter0.6880 INCHES MINIMUM AND 0.6910 INCHES MAXIMUM
Body Size8
Rotor Dc Resistance In Ohms37.00 NOMINAL
Zro Resistance In Ohms54.00 NOMINAL
Plus J Zso Reactance In Ohms3.50 NOMINAL
Vendor Part NumbersCRH8A1L-901
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 66-315 available?
We can source 66-315 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 66-315 by Lockheed Martin obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 66-315 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 66-315?
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 66-315?
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.