Kollmorgen Corp. · Electronic Components
A-18883
Holder, Electrical Contact Brush
Part NumberA-18883
ManufacturerKollmorgen Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-01-104-7249 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Inside Width0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM
Top Thread LocationINTERNAL
Style DesignatorROUND
Inside Thickness0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
Brush Quantity Accommodated Per Ho1
Thread Size And Series Type Design0.438-24 UNS
Mounting FacilityPRESS FIT
Precious Material And Weight0.040 SILVER GRAINS, TROY
Surface TreatmentSILVER LOCATION NOT OTHERWISE SPECIFIED
Precious MaterialSILVER
Precious Material And LocationBOX SILVER
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 A-18883 available?
We can source A-18883 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 A-18883 by Kollmorgen Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A-18883 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 A-18883?
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 A-18883?
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.