Hydro-Aire Aerospace Corp. · Electronic Components
55730
Brush, Electrical Contact
Part Number55730
ManufacturerHydro-Aire Aerospace Corp.
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-086-7813 (NSN)
Federal Item NameBRUSH,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
Length0.625 INCHES NOMINAL
Style DesignatorONE PIECE
Top StyleFLAT
MaterialELECTROGRAPHITIC
Terminal Hole Diameter0.138 INCHES MINIMUM AND 0.148 INCHES MAXIMUM
Terminal Type And Quantity1 FLAG W/HOLE
Brush Shunt Length1.094 INCHES NOMINAL ALL SHUNTS
Body StyleRECTANGULAR COMMUTATOR
Radius0.650 INCHES NOMINAL
Thickness0.309 INCHES NOMINAL
Contact Face StyleCONCAVE
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 55730 available?
We can source 55730 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 55730 by Hydro-Aire Aerospace Corp. obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 55730 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 55730?
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 55730?
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.