Westinghouse Electric Corp. · Electronic Components
1657523
Holder, Electrical Contact Brush
Part Number1657523
ManufacturerWestinghouse Electric Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-090-9545 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Mounting FacilityMACHINE SCREW AND LOCKNUT
Inside Thickness0.378 INCHES NOMINAL
Brush Quantity Accommodated Per Ho1
Brush Spring AdjustabilityADJUSTABLE
Terminal TypeSCREW
Inside Width0.756 INCHES NOMINAL
Inside Length0.688 INCHES NOMINAL
Brush Pressure Spring Type AccommoHELICAL TORSION
Mounting Facility Quantity2
Terminal Quantity1
Vendor Part NumbersCD4467ITEM7, 1-JH-1737PC21, 29B5011PC1-3TO10, 6301-3197898PC21, AGSS569-S4501-1192192ITEM7
Cancelled NSN5977-00-603-2212 (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 1657523 available?
We can source 1657523 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 1657523 by Westinghouse Electric Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1657523 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 1657523?
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 1657523?
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.