Leach International · Electronic Components
1177BF
Relay, Electromagnetic
Part Number1177BF
ManufacturerLeach International
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-00-237-1158 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Length2.750 INCHES NOMINAL
Winding Dc Resistance Rating530.0 OHMS NOMINAL SINGLE WINDING
Nominal Operating Current Rating A50.0 MILLIAMPERES AC SINGLE WINDING
Operating Voltage Rating And Type115.0 VOLTS AC 25 DEG CELSIUS SINGLE WINDING
Coil Quantity1
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE MOUNTING FACILITY
Mounting Facility PatternRECTANGULAR SINGLE MOUNTING FACILITY
Nominal Thread Size0.138 INCHES SINGLE MOUNTING FACILITY
Frequency In Hertz60.0 NOMINAL
Thread Class2B SINGLE MOUNTING FACILITY
Terminal Type And Quantity8 PIN ALL FUNCTIONS
Cancelled NSN5945-00-243-1796 (cancelled)
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 1177BF available?
We can source 1177BF 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 1177BF by Leach International obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 1177BF 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 1177BF?
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 1177BF?
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.