Thomas Electronics, Inc. · Electronic Components
B2556
Holder Assembly, Electrical Conta
Part NumberB2556
ManufacturerThomas Electronics, Inc.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-232-6722 (NSN)
Federal Item NameHOLDER ASSEMBLY,ELECTRICAL CONTA
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Brush Quantity Accommodated Per Ho2
Holder Quantity Per Assembly1
Furnished Items And Quantity2 BRUSH
Holder Position AdjustabilityNONADJUSTABLE
Total Brush Quantity Accommodated2
Brush Pressure Spring Type AccommoFLAT FINGER
Features ProvidedCONTACT END BEVEL AND BRUSH PRESSURE SPRING
Brush Spring AdjustabilityNONADJUSTABLE
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 B2556 available?
We can source B2556 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 B2556 by Thomas Electronics, Inc. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If B2556 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 B2556?
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 B2556?
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.