Westinghouse Electric Corp. · Electronic Components
S1552272
Holder, Electrical Contact Brush
Part NumberS1552272
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-387-0853 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Overall Width1.469 INCHES NOMINAL
Mounting FacilityCLAMP
Style DesignatorRECTANGLE
Brush Quantity Accommodated Per Ho1
Terminal TypeSCREW
Inside Thickness0.501 INCHES MINIMUM AND 0.503 INCHES MAXIMUM
Brush Spring AdjustabilityADJUSTABLE
Brush Pressure Spring Type AccommoSPIRAL TORSION
Overall Thickness5.000 INCHES NOMINAL
Inside Width1.252 INCHES MINIMUM AND 1.260 INCHES MAXIMUM
Mounting Facility Quantity1
Cancelled NSN5977-00-378-2992 (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 S1552272 available?
We can source S1552272 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 S1552272 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S1552272 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 S1552272?
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 S1552272?
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.