PartsTable
Technical Data Sheet
1221-1389 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include body_style: CYLINDRICAL SERVO MOUNTED, body_length: 0.810 INCHES MAXIMUM IN, shaft_style: ROUND, SLOTTED, pilot_length: 0.0620 INCHES NOMINAL IN, shaft_length: 0.875 INCHES NOMINAL IN, shaft_runout: 0.001 INCHES IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-01-175-1714, 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 1221-1389
NSN: 5905-01-175-1714
FSC: 5905
CAGE: 11534 — BEI SENSORS & SYSTEMS COMPANY, INC. DBA BEI DUNCAN (USA)
SPECIFICATIONS
body_styleCYLINDRICAL SERVO MOUNTED
body_length0.810 INCHES MAXIMUM IN
shaft_styleROUND, SLOTTED
pilot_length0.0620 INCHES NOMINAL IN
shaft_length0.875 INCHES NOMINAL IN
shaft_runout0.001 INCHES IN
actuator_typeSINGLE SHAFT
body_diameter0.906 INCHES MAXIMUM IN
lateral_runout0.001 INCHES IN
pilot_diameter0.7500 INCHES NOMINAL IN
shaft_diameter0.125 INCHES NOMINAL IN
shaft_end_play0.00500 INCHES IN
NSN5905-01-175-1714
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN 1221-1389 MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
PILOT LENGTH: 0.0620 INCHES NOMINAL IN
RELIABILITY INDICATOR: NOT ESTABLISHED
MAXIMUM STARTING TORQUE: 0.50 INCH-OUNCES IN
BODY STYLE: CYLINDRICAL SERVO MOUNTED
ACTUATOR TYPE: SINGLE SHAFT
SHAFT RUNOUT: 0.001 INCHES IN
MOUNTING METHOD: CLAMP RING(S)
ELECTRICAL RESISTANCE PER SECTION: 1.000 KILOHMS SINGLE SECTION
TECHNICAL CHARACTERISTICS (FLIS)
PILOT LENGTH0.0620 INCHES NOMINAL IN
RELIABILITY INDICATORNOT ESTABLISHED
MAXIMUM STARTING TORQUE0.50 INCH-OUNCES IN
BODY STYLECYLINDRICAL SERVO MOUNTED
ACTUATOR TYPESINGLE SHAFT
SHAFT RUNOUT0.001 INCHES IN
MOUNTING METHODCLAMP RING(S)
ELECTRICAL RESISTANCE PER SECTION1.000 KILOHMS SINGLE SECTION
ROTARY ACTUATOR TRAVEL IN ANGULAR DEG360.0 NOMINAL
AMBIENT TEMP IN DEG CELSIUS PER SECTION AT ZERO PERCENT RATED POWER125.0 SINGLE SECTION
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
32N802PC15Interchangeable
interchangeable cross-reference
interchangeable
BBS312Interchangeable
interchangeable cross-reference
interchangeable
K8468646Interchangeable
interchangeable cross-reference
interchangeable
14006Interchangeable
interchangeable cross-reference
interchangeable
RBR52L10333BRInterchangeable
interchangeable cross-reference
interchangeable
RB52CE10333BInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1221-1389?
1221-1389 is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1221-1389?
There are 20 known substitutes for 1221-1389: 32N802PC15, BBS312, K8468646 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1221-1389?
1221-1389 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5905-01-175-1714. This indicates validated use in U.S. government and defense supply chains.
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