71-109 — RESISTOR,VARIABLE,NONWIRE WOUND,

✓ Government record, cited

Trust · MRO · MRO_GENERAL

PRODUCT OVERVIEW

71-109: RESISTOR,VARIABLE,NONWIRE WOUND,.

- Potential free switch for up to 230V AC/DC (max. 500 Watt) - Can be used to control 230V AC motors and 12–24V DC motors for automated door openers and garden fences - Also suitable for pulse-input and existing doorbell installations - Automatic shutdown settings: none, 1sec., 5sec. or 2min This part is cataloged in the U.S.

Government catalog under NSN 5905-00-477-9218, 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→ 71-109

NSN: 5905-00-477-9218
FSC: 5905 — Resistor
CAGE: 88869 — EATON CORP ELECTRONIC INSTRUMENTATION DIV LOS ANGELES PLANT (USA)

SPECIFICATIONS

body_style	CYLINDRICAL BUSHING MOUNTED
body_length	0.453 INCHES NOMINAL IN
shaft_style	ROUND, SLOTTED, KNURLED
shaft_length	0.219 INCHES NOMINAL IN
actuator_type	SINGLE SHAFT
body_diameter	0.938 INCHES NOMINAL IN
shaft_diameter	0.156 INCHES NOMINAL IN
mounting_method	STANDARD BUSHING
section_quantity	1
terminal_location	RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE
device_design_type	ERR-030 AT 9:00 OCLOCKUNABLE TO DECODE
nonturn_device_radius	0.375 INCHES NOMINAL IN
NSN	5905-00-477-9218

COMPONENT DIAGRAM

KEY FEATURES

•

BODY DIAMETER: 0.938 INCHES NOMINAL IN

•

SCREW THREAD QUANTITY PER INCH: 32.0

•

ELECTRICAL RESISTANCE PER SECTION: 250.0 KILOHMS SINGLE SECTION

•

AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER: 85.0 SINGLE SECTION

•

SECTION QUANTITY: 1

•

SHAFT DIAMETER: 0.156 INCHES NOMINAL IN

•

NONTURN DEVICE RADIUS: 0.375 INCHES NOMINAL IN

•

BODY STYLE: CYLINDRICAL BUSHING MOUNTED

TECHNICAL CHARACTERISTICS

BODY DIAMETER	0.938 INCHES NOMINAL IN
SCREW THREAD QUANTITY PER INCH	32.0
ELECTRICAL RESISTANCE PER SECTION	250.0 KILOHMS SINGLE SECTION
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER	85.0 SINGLE SECTION
SECTION QUANTITY	1
SHAFT DIAMETER	0.156 INCHES NOMINAL IN
NONTURN DEVICE RADIUS	0.375 INCHES NOMINAL IN
BODY STYLE	CYLINDRICAL BUSHING MOUNTED
MOUNTING METHOD	STANDARD BUSHING
TERMINAL LOCATION	RADIALLY POSITIONED OVER LESS THAN HALF THE CIRCUMFERENCE

SUBSTITUTES & CROSS-REFERENCES 1

39851Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 71-109?

71-109 is a RESISTOR,VARIABLE,NONWIRE WOUND, manufactured by Trust. It is classified as a MRO (MRO_GENERAL).

What parts can replace 71-109?

There is 1 known substitute for 71-109: 39851. Substitute compatibility should be verified for your specific system.

What is the NSN for 71-109?

71-109 is cataloged in the U.S. Government catalog under NSN 5905-00-477-9218. This indicates validated use in U.S. government and defense supply chains.

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71-109 — RESISTOR,VARIABLE,NONWIRE WOUND,

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