Herley Chicago · Electronic Components
18P237898
Resistor, Variable, Wire Wound, Pre
Part Number18P237898
ManufacturerHerley Chicago
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-00-361-8860 (NSN)
Federal Item NameRESISTOR,VARIABLE,WIRE WOUND,PRE
Federal Supply Class5905 — Resistors
Pilot Diameter0.9688 INCHES NOMINAL
Overall Diameter1.449 INCHES MAXIMUM
Shaft Diameter0.125 INCHES NOMINAL
Pilot Length0.0620 INCHES NOMINAL
Shaft StyleROUND
Overall Length1.634 INCHES NOMINAL
Features ProvidedNONMETALLIC SHAFT
Mounting MethodCLAMP RING(S)
Electrical Resistance Per Section50.0 KILOHMS ALL SECTIONS
Function Conformity Tolerance Per-0.50 TO 0.50 SINGLE SECTION
Ambient Temp In Deg Celsius Per Se25.0 SINGLE SECTION
Vendor Part NumbersST11-S128B
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 18P237898 available?
We can source 18P237898 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 18P237898 by Herley Chicago obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 18P237898 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 18P237898?
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 18P237898?
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.