Contour Metrological & Manufacturing · Electronic Components
BTM18-L
Brush, Electrical Contact
Part NumberBTM18-L
ManufacturerContour Metrological & Manufacturing
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-01-595-2227 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Outer Edge To Slot Edge Distance0.041 INCHES NOMINAL
Largest Outside Diameter0.942 INCHES NOMINAL
Spring Free Length1.717 INCHES MINIMUM AND 1.719 INCHES MAXIMUM
Hole Diameter0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM
Style DesignatorONE PIECE
Distance From Center Of Hole To Ou0.8593 INCHES MINIMUM AND 0.8595 INCHES MAXIMUM
Body StyleCYLINDRICAL
ESD/EMICode A — ESD/EMI sensitive item
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 BTM18-L available?
We can source BTM18-L 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 BTM18-L by Contour Metrological & Manufacturing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If BTM18-L 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 BTM18-L?
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 BTM18-L?
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.