Arc Systems Inc. · Electronic Components
8-55-47
Motor-Tachometer Generator
Part Number8-55-47
ManufacturerArc Systems Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN6105-01-230-1680 (NSN)
Federal Item NameMOTOR-TACHOMETER GENERATOR
Federal Supply Class6105 — Motors, Electrical
Length Of Shaft From Housing0.375 INCHES SINGLE END
Overall Height0.691 INCHES
Shaft Diameter0.123 INCHES MINIMUM AND 0.125 INCHES MAXIMUM SINGLE END
Mounting Facility Type And Quantit1 CLAMP COLLAR
Spline Length0.347 INCHES MINIMUM AND 0.353 INCHES MAXIMUM SINGLE END
Terminal Type And Quantity9 WIRE LEAD
Shaft End CharacteristicA14 SINGLE STYLE SINGLE END
Mounting MethodFACE
Spline Minor Diameter0.108 INCHES NOMINAL SINGLE END
Overall Length1.626 INCHES
Overall Width0.691 INCHES
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 8-55-47 available?
We can source 8-55-47 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 8-55-47 by Arc Systems Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 8-55-47 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 8-55-47?
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 8-55-47?
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.