ST5M1538-003 — RESISTOR,VARIABLE,NONWIRE WOUND,

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

ST5M1538-003: RESISTOR,VARIABLE,NONWIRE WOUND,.

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include body_style: CYLINDRICAL SERVO MOUNTED, body_length: 1.610 INCHES NOMINAL IN, shaft_style: ROUND, pilot_length: 0.0620 INCHES NOMINAL IN, shaft_length: 0.750 INCHES NOMINAL IN, shaft_runout: 0.001 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5905-01-085-9886, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

MRO→ MRO_GENERAL→ ST5M1538-003

NSN: 5905-01-085-9886
FSC: 5905 — Resistor
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

body_style	CYLINDRICAL SERVO MOUNTED
body_length	1.610 INCHES NOMINAL IN
shaft_style	ROUND
pilot_length	0.0620 INCHES NOMINAL IN
shaft_length	0.750 INCHES NOMINAL IN
shaft_runout	0.001 INCHES IN
actuator_type	SINGLE SHAFT
body_diameter	1.438 INCHES NOMINAL IN
lateral_runout	0.002 INCHES IN
pilot_diameter	1.3125 INCHES MAXIMUM IN
shaft_diameter	0.125 INCHES NOMINAL IN
undercut_width	0.0730 INCHES NOMINAL IN
NSN	5905-01-085-9886

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 1.438 INCHES NOMINAL IN

•

LATERAL RUNOUT: 0.002 INCHES IN

•

ELECTRICAL RESISTANCE PER SECTION: 5.000 KILOHMS ALL SECTIONS

•

MOUNTING LIP DEPTH: 0.0930 INCHES NOMINAL IN

•

AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: 125.0 ALL SECTIONS

•

UNDERCUT WIDTH: 0.0730 INCHES NOMINAL IN

•

SECTION QUANTITY: 3

•

SHAFT DIAMETER: 0.125 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

BODY DIAMETER	1.438 INCHES NOMINAL IN
LATERAL RUNOUT	0.002 INCHES IN
ELECTRICAL RESISTANCE PER SECTION	5.000 KILOHMS ALL SECTIONS
MOUNTING LIP DEPTH	0.0930 INCHES NOMINAL IN
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER	125.0 ALL SECTIONS
UNDERCUT WIDTH	0.0730 INCHES NOMINAL IN
SECTION QUANTITY	3
SHAFT DIAMETER	0.125 INCHES NOMINAL IN
UNDERCUT DIAMETER	1.313 INCHES MAXIMUM IN
FUNCTION CHARACTERISTIC PER SECTION	1ST SECTION 360 DEG SINE-COSINE

SUBSTITUTES & CROSS-REFERENCES 1

71727Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is ST5M1538-003?

ST5M1538-003 is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).

What parts can replace ST5M1538-003?

There is 1 known substitute for ST5M1538-003: 71727. Substitute compatibility should be verified for your specific system.

What is the NSN for ST5M1538-003?

ST5M1538-003 is cataloged in the U.S. Government catalog under NSN 5905-01-085-9886. This indicates validated use in U.S. government and defense supply chains.

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ST5M1538-003 — RESISTOR,VARIABLE,NONWIRE WOUND,

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