General Motors · Electronic Components
1852890
Brush, Electrical Contact
Part Number1852890
ManufacturerGeneral Motors
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-01-163-2900 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Style DesignatorONE PIECE
Top StyleFLAT WITH LEFT AND RIGHT EDGE BEVELED
MaterialMETAL GRAPHITE
Bevel Length4.5 MILLIMETERS NOMINAL
Width19.0 MILLIMETERS NOMINAL
Contact Face StyleFLAT
Distance From Brush Top To Hole Ce4.0 MILLIMETERS NOMINAL
Thickness8.0 MILLIMETERS NOMINAL
Material Document And ClassificatiDELCO REMY DIV GENERAL MOTORS CORP GRADE +13B04 MFR REF SINGLE MATERIAL RESPONSE
Distance From Center Of Hole To Ou9.5 MILLIMETERS NOMINAL
Length19.0 MILLIMETERS NOMINAL
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 1852890 available?
We can source 1852890 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 1852890 by General Motors obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1852890 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 1852890?
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 1852890?
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.