Prestolite Electric · Electronic Components
MCL-133
Brush, Electrical Contact
Part NumberMCL-133
ManufacturerPrestolite Electric
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-233-1060 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Shunt Position Designator2 AND 8
Top StyleFLAT WITH LEFT AND RIGHT EDGE BEVELED
Brush Shunt Length2.938 INCHES NOMINAL ALL SHUNTS
Body StyleRECTANGULAR COMMUTATOR
Length0.508 INCHES NOMINAL
MaterialMETAL GRAPHITE
Thickness0.345 INCHES NOMINAL
Contact Face StyleCONCAVE
Shunt Insulation Provision And Qua2 INSULATED
Outer Edge To Slot Edge Distance0.125 INCHES NOMINAL
Slot Depth0.040 INCHES NOMINAL
Vendor Part Numbers109431
Cancelled NSN5977-00-269-1086 (cancelled)
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 MCL-133 available?
We can source MCL-133 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 MCL-133 by Prestolite Electric obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If MCL-133 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 MCL-133?
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 MCL-133?
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.