Eaton Corporation · Electronic Components
21149
Ring, Electrical Contact
Part Number21149
ManufacturerEaton Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5977-00-415-1404 (NSN)
Federal Item NameRING,ELECTRICAL CONTACT
Federal Supply Class5977 — Electrical Contact Brushes and Electrodes
MaterialCOPPER ALLOY
Outside Diameter1.080 INCHES NOMINAL
Inside Diameter0.950 INCHES NOMINAL
Vendor Part Numbers4995378-9, 6-74995378
Overall Length4.250 INCHES NOMINAL
Body Cross Sectional ShapeRECTANGULAR
Mounting ConfigurationTHREE 0.128 HOLES LOCATED 2.000 IN. APART
Cross Sectional Width0.440 INCHES NOMINAL
ConstructionLAMINATED
Surface TreatmentTIN
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 21149 available?
We can source 21149 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 21149 by Eaton Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 21149 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 21149?
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 21149?
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.