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PartsTable / COMPONENT / SEMCO 440
SEMCO 440 ✓ Verified by PartsTable
— · COMPONENT
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,WIRE WOUND,PRE. Key specifications include shape: STRAIGHT, orifice_shape: ROUND, overall_length: 4.000 INCHES NOMINAL IN, thread_location: EXTERNAL, orifice_diameter: 0.125 INCHES NOMINAL IN, special_features: PLASTIC; DISPOSABLE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-773-3791, 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
SEMCO 440
NSN: 5120-00-773-3791
FSC: 5120
CAGE: H5550 — NEDELKO B.V. (NLD)
SPECIFICATIONS
shapeSTRAIGHT
orifice_shapeROUND
overall_length4.000 INCHES NOMINAL IN
thread_locationEXTERNAL
orifice_diameter0.125 INCHES NOMINAL IN
special_featuresPLASTIC; DISPOSABLE
nominal_thread_diameter0.250 INCHES IN
screw_thread_series_designatorNPT
tool_operation_type_for_which_designedNONPOWERED
NSN5120-00-773-3791
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,PRE TITLE COMPONENT PN SEMCO 440 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
•
THREAD LOCATION: EXTERNAL
•
TOOL OPERATION TYPE FOR WHICH DESIGNED: NONPOWERED
•
SHAPE: STRAIGHT
•
ORIFICE SHAPE: ROUND
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
SCREW THREAD SERIES DESIGNATOR: NPT
•
ORIFICE DIAMETER: 0.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LOCATIONEXTERNAL
TOOL OPERATION TYPE FOR WHICH DESIGNEDNONPOWERED
SHAPESTRAIGHT
ORIFICE SHAPEROUND
OVERALL LENGTH4.000 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
SCREW THREAD SERIES DESIGNATORNPT
ORIFICE DIAMETER0.125 INCHES NOMINAL IN
SPECIAL FEATURESPLASTIC; DISPOSABLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
985Interchangeable
interchangeable cross-reference
interchangeable
44044Interchangeable
interchangeable cross-reference
interchangeable
J1231-2-4 430160SInterchangeable
interchangeable cross-reference
interchangeable
0927028-1Interchangeable
interchangeable cross-reference
interchangeable
7903605Interchangeable
interchangeable cross-reference
interchangeable
10-9410Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SEMCO 440?
SEMCO 440 is a RESISTOR,VARIABLE,WIRE WOUND,PRE.
What parts can replace SEMCO 440?
There are 20 known substitutes for SEMCO 440: 985, 44044, J1231-2-4 430160S and 17 more. Substitute compatibility should be verified for your specific system.
Is SEMCO 440 still available?
SEMCO 440 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026