Leach International · Electronic Components
1057RWBF120VDC
Relay, Electromagnetic
Part Number1057RWBF120VDC
ManufacturerLeach International
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-644-9266 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Nonpile Up Main Contact Arrangemen2 POLE, DOUBLE THROW, ONE POSITION MOMENTARY
Mounting Facility Type And Quantit4 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
Center To Center Distance Between2.250 INCHES NOMINAL SINGLE MOUNTING FACILITY
Nominal Operating Current Rating A10.0 MILLIAMPERES DC SINGLE WINDING
Unthreaded Mounting Hole Diameter0.109 INCHES NOMINAL SINGLE MOUNTING FACILITY
Main Contact Maximum Voltage Ratin115.0 AC
Operating Voltage Rating And Type120.0 VOLTS DC 25 DEG CELSIUS SINGLE WINDING
FSC Application DataEXCEPT ENGINE
Winding Dc Resistance Rating1.0 KILOHMS NOMINAL SINGLE WINDING
Winding Quantity1
Terminal Type And Quantity8 PIN ALL FUNCTIONS
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 1057RWBF120VDC available?
We can source 1057RWBF120VDC 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 1057RWBF120VDC by Leach International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1057RWBF120VDC 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 1057RWBF120VDC?
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 1057RWBF120VDC?
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.