Globe Motors · Electronic Components
40D553
Brush, Electrical Contact
Part Number40D553
ManufacturerGlobe Motors
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-238-6852 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Thickness0.153 INCHES MINIMUM AND 0.155 INCHES MAXIMUM
Brush Shunt Length0.688 INCHES NOMINAL SINGLE SHUNT
Style DesignatorONE PIECE
Contact Face StyleCONCAVE
Body StyleRECTANGULAR SLIP RING
Width0.122 INCHES MINIMUM AND 0.123 INCHES MAXIMUM
Top StyleFLAT WITH RIGHT EDGE BEVELED
Shunt Insulation Provision And Qua1 UNINSULATED
Material Document And ClassificatiSUPERIOR CARBON GRADE B54 MFR REF SINGLE MATERIAL RESPONSE
Radius0.165 INCHES NOMINAL
Length0.312 INCHES NOMINAL
Vendor Part Numbers162B6871P1
Cancelled NSN5977-00-504-7731 (cancelled)
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 40D553 available?
We can source 40D553 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 40D553 by Globe Motors obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 40D553 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 40D553?
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 40D553?
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.