DRI Relays · Electronic Components
4AP33-AF
Relay, Electromagnetic
Part Number4AP33-AF
ManufacturerDRI Relays
AvailabilityAvailable to order — request a quote
Specifications
NSN5945-01-155-5532 (NSN)
Federal Item NameRELAY,ELECTROMAGNETIC
Federal Supply Class5945 — Relays and Solenoids
Overall Height1.812 INCHES NOMINAL
Time Delay0.012 SECONDS MAXIMUM FIXED OPERATE TIME
Mounting Facility PatternIN-LINE SINGLE MOUNTING FACILITY
Environmental ProtectionHERMETIC
Center To Center Distance Between1.437 INCHES NOMINAL SINGLE MOUNTING FACILITY
Nominal Operating Current Rating A172.0 MILLIAMPERES DC SINGLE WINDING
Coil Quantity1
Overall Width1.188 INCHES NOMINAL
Main Contact Load Current Rating A1.5 AMPERES AC AND 3.0 AMPERES DC RESISTIVE LOAD
Winding Dc Resistance Rating75.0 OHMS NOMINAL SINGLE WINDING
Winding Quantity1
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 4AP33-AF available?
We can source 4AP33-AF 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 4AP33-AF by DRI Relays obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 4AP33-AF 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 4AP33-AF?
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 4AP33-AF?
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.