Boeing · Electronic Components
ST5M1538-003
Resistor, Variable, Nonwire Wound,
Part NumberST5M1538-003
ManufacturerBoeing
AvailabilityAvailable to order — request a quote
Specifications
NSN5905-01-085-9886 (NSN)
Federal Item NameRESISTOR,VARIABLE,NONWIRE WOUND,
Federal Supply Class5905 — Resistors
Body Length1.610 INCHES NOMINAL
Function Conformity Tolerance Per-2.00 TO 2.00 1ST SECTION AND -2.00 TO 2.00 2ND SECTION AND -0.05 TO 0.05 3RD SECTION
Shaft Diameter0.125 INCHES NOMINAL
Actuator Travel Control FeatureCONTINUOUS MOTION
Fixed Tap Quantity Per Section1 ALL SECTIONS
Ambient Temp In Deg Celsius Per Se125.0 ALL SECTIONS
Terminal Type And Quantity18 TURRET
Tap Location Tolerance Per Section-10.0 TO 10.0 OHMS ALL SECTIONS
Power Dissipation Rating Per Secti2.0 FREE AIR ALL SECTIONS
Function Characteristic Per Sectio1ST SECTION 360 DEG SINE-COSINE AND 2ND SECTION 360 DEG SINE-COSINE AND 3RD SECTION LINEAR
Function Conformity Per Section1ST SECTION ABSOLUTE LINEARITY AND 2ND SECTION ABSOLUTE LINEARITY AND 3RD SECTION INDEPENDENT LINEARITY
Vendor Part Numbers71727
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 ST5M1538-003 available?
We can source ST5M1538-003 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 ST5M1538-003 by Boeing obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If ST5M1538-003 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 ST5M1538-003?
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 ST5M1538-003?
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.