Cooper Bussmann, LLC · Electronic Components
3783
Fuseholder, Block
Part Number3783
ManufacturerCooper Bussmann, LLC
AvailabilityAvailable to order — request a quote
Specifications
NSN5920-00-284-7142 (NSN)
Federal Item NameFUSEHOLDER,BLOCK
Federal Supply Class5920 — Fuses and Lightning Arresters
MaterialCOPPER ALLOY 511 CONTACT
Accommodated Ferrule Diameter0.250 INCHES NOMINAL
Accommodated Fuse Length1.000 INCHES NOMINAL
Internal Circuit Configuration And1 POLE, MAINLINE, FUSED
Fuse Terminal Type AccommodatedFERRULE
Fuse Accommodation Quantity2
Voltage In Volts250.0
Current Carrying Rating In Amps0.5
Spare Fuse Accommodation Quantity1
Surface TreatmentSILVER CONTACT
Terminal Type And Quantity2 TAB, SOLDER LUG
Vendor Part Numbers55877-1
Cancelled NSN5920-00-636-4892 (cancelled)
Inductance TypeFIXED
Overall Diameter1.500 INCHES NOMINAL
Winding Quantity1 SINGLE COMPONENT
Inductance Rating330.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
Mounting Hole Diameter0.188 INCHES NOMINAL SINGLE GROUP
Mounting Facility Quantity1 SINGLE GROUP
Overall Length0.710 INCHES NOMINAL
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 3783 available?
We can source 3783 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 3783 by Cooper Bussmann, LLC obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 3783 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 3783?
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 3783?
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.