Kollmorgen Corp. · Electronic Components
28173
Brush, Electrical Contact
Part Number28173
ManufacturerKollmorgen Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-01-024-4801 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Spring Free Length0.880 INCHES NOMINAL
Body StyleRECTANGULAR COMMUTATOR
Shunt Position Designator5
Length0.520 INCHES NOMINAL
Shunt Insulation Provision And Qua1 INSULATED
Style DesignatorONE PIECE
Pressure Spring Type And Quantity1 CYLINDRICAL
MaterialCARBON
Terminal Type And Quantity1 ROUND CAP
Material Document And ClassificatiSTACKPOLE CARBON CO,GRADE 190 MFR REF SINGLE MATERIAL RESPONSE
Brush Shunt Length0.500 INCHES NOMINAL SINGLE SHUNT
Vendor Part NumbersT-2712, 4256A411 FIGURE 1
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 28173 available?
We can source 28173 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 28173 by Kollmorgen Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 28173 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 28173?
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 28173?
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.