Staco Energy Products · Electronic Components
A9905-1
Holder, Electrical Contact Brush
Part NumberA9905-1
ManufacturerStaco Energy Products
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-542-6870 (NSN)
Federal Item NameHOLDER,ELECTRICAL CONTACT BRUSH
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Inside Length0.125 INCHES NOMINAL
Overall Length0.703 INCHES NOMINAL
Inside Thickness0.136 INCHES NOMINAL
Brush Spring AdjustabilityNONADJUSTABLE
Mounting FacilityUNTHREADED HOLES
Brush Pressure Spring Type AccommoHELICAL COMPRESSION
Mounting Facility Quantity2
Inside Width0.250 INCHES NOMINAL
MaterialCOPPER ALLOY BOX
Overall Diameter0.343 INCHES NOMINAL
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 A9905-1 available?
We can source A9905-1 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 A9905-1 by Staco Energy Products obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If A9905-1 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 A9905-1?
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 A9905-1?
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.