Ontic Engineering & Manufacturing, Inc. · Electronic Components
1544527
Holder, Electrical Contact Brush
Part Number1544527
ManufacturerOntic Engineering & Manufacturing, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-937-1504 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Inside Thickness1.438 INCHES NOMINAL
Brush Pressure Spring Type AccommoSPIRAL TORSION
Overall Thickness2.500 INCHES NOMINAL
Brush Spring AdjustabilityNONADJUSTABLE
Terminal TypeTHREADED HOLE
Overall Length1.125 INCHES NOMINAL
Overall Width2.125 INCHES NOMINAL
Mounting FacilityTHREADED HOLES
Mounting Facility Quantity1
Inside Length1.188 INCHES NOMINAL
Brush Quantity Accommodated Per Ho2
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 1544527 available?
We can source 1544527 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 1544527 by Ontic Engineering & Manufacturing, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1544527 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 1544527?
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 1544527?
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.