DRS Naval Power Systems · Electronic Components
10-4891-2
Relay, Rotary
Part Number10-4891-2
ManufacturerDRS Naval Power Systems
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-261-1468 (NSN)
Federal Item NameRELAY,ROTARY
Federal Supply Class5945 — Relays and Solenoids
Overall Height3.875 INCHES NOMINAL
Overall Width2.625 INCHES NOMINAL
Winding CharacteristicSINGLE WOUND UNTAPPED
Overall Length2.625 INCHES NOMINAL
Cubic Measure26.701 CUBIC INCHES
Contact Arrangement12PDT
Coil Winding Quantity1
Mounting ConfigurationFOUR 0.196 IN. DIA MTG HOLES SPACED ON 2.125 IN. BY 2.125 IN. MTG CENTERS
Structural DesignNONPILE-UP
Rotation Direction For Which DesigCLOCKWISE
Coil Terminal Quantity2
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 10-4891-2 available?
We can source 10-4891-2 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 10-4891-2 by DRS Naval Power Systems obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 10-4891-2 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 10-4891-2?
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 10-4891-2?
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.