Parker Hannifin Corp. · Electronic Components
F4-9-4
Brush, Electrical Contact
Part NumberF4-9-4
ManufacturerParker Hannifin Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-01-372-2340 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Material Document And ClassificatiCARBONE GRADE T1A MFR REF SINGLE MATERIAL RESPONSE
Contact Face StyleFLAT
Top StyleFLAT WITH RECTANGULAR SLOT
Brush Shunt Length4.750 INCHES NOMINAL SINGLE SHUNT
Body StyleRECTANGULAR COMMUTATOR
Style DesignatorONE PIECE
Slot Width0.070 INCHES NOMINAL
Slot Depth0.100 INCHES NOMINAL
Outer Edge To Slot Edge Distance0.200 INCHES NOMINAL
Shunt Position Designator11
MaterialCARBON
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 F4-9-4 available?
We can source F4-9-4 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 F4-9-4 by Parker Hannifin Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If F4-9-4 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 F4-9-4?
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 F4-9-4?
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.