Kearfott · Electronic Components
R1011-1A
Synchro, Transmitter
Part NumberR1011-1A
ManufacturerKearfott
AvailabilityAvailable to order — request a quote
Specifications
NSN5990-00-578-7452 (NSN)
Federal Item NameSYNCHRO,TRANSMITTER
Federal Supply Class5990 — Synchros and Resolvers
Flange Diameter0.7450 INCHES MINIMUM AND 0.7530 INCHES MAXIMUM
Undercut Width0.0620 INCHES NOMINAL
Overall Length1.7250 INCHES MAXIMUM
Pilot Diameter0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
Undercut Diameter0.6870 INCHES NOMINAL
Body StyleSTANDARD ROUND A
Flange Thickness0.0620 INCHES NOMINAL
Shaft Slot Width0.0250 INCHES NOMINAL SINGLE SHAFT
Mounting Surface To Terminal End D1.2400 INCHES MAXIMUM
Pilot Length0.0400 INCHES NOMINAL
Zso Resistance In Ohms17.00 NOMINAL
Vendor Part Numbers5M451-1A10, PS960100002-1
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 R1011-1A available?
We can source R1011-1A 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 R1011-1A by Kearfott obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If R1011-1A 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 R1011-1A?
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 R1011-1A?
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.