PartsTable
Technical Data Sheet
PartsTable / MRO / U1
U1 ✓ Verified by PartsTable
Middle Atlantic Products · 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

Steel construction, black powder coat finish. Key specifications include material: STEEL, body_style: CYLINDRICAL BUSHING MOUNTED, body_length: 1.075 INCHES NOMINAL IN, shaft_style: ROUND, SLOTTED, switch_type: ROTARY, shaft_length: 0.375 INCHES NOMINAL 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 5935-00-049-9058, 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→ U1
NSN: 5935-00-049-9058
FSC: 5935
CAGE: 92201 — URELL TOM MOORE JR (USA)
SPECIFICATIONS
materialSTEEL
body_styleCYLINDRICAL BUSHING MOUNTED
body_length1.075 INCHES NOMINAL IN
shaft_styleROUND, SLOTTED
switch_typeROTARY
shaft_length0.375 INCHES NOMINAL IN
actuator_typeSINGLE SHAFT
body_diameter0.687 INCHES NOMINAL IN
overall_depth11.000 INCHES NOMINAL IN
overall_height1.750 INCHES NOMINAL IN
shaft_diameter0.125 INCHES NOMINAL IN
connection_typePLAIN BOTH ENDS
NSN5935-00-049-9058
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Middle Atlantic Products RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN U1 MFR Middle Atlantic Products RESISTOR,VARIABLE,NONW
KEY FEATURES
•
NONDEFINITIVE SPEC/STD DATA: A26 STYLE
•
CONTACT POSITION ARRANGEMENT STYLE: 2 SINGLE MATING END
•
CONTACT MAXIMUM DC VOLTAGE RATING IN VOLTS: 125.0 SINGLE MATING END SINGLE CONTACT GROUPING
•
CONTACT MAXIMUM AC VOLTAGE RATING IN VOLTS: 125.0 SINGLE MATING END SINGLE CONTACT GROUPING
•
CONTACT MAXIMUM CURRENT RATING IN AMPS: 15.0 SINGLE MATING END SINGLE CONTACT GROUPING
•
INCLUDED CONTACT QUANTITY: 2 SINGLE MATING END SINGLE CONTACT GROUPING
•
INCLUDED CONTACT TYPE: FLAT PIN SINGLE MATING END SINGLE CONTACT GROUPING
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESINNER-SPRING BETWEEN BENT COPPER CONTACTS
NONDEFINITIVE SPEC/STD DATAA26 STYLE
CONTACT POSITION ARRANGEMENT STYLE2 SINGLE MATING END
CONTACT MAXIMUM DC VOLTAGE RATING IN VOLTS125.0 SINGLE MATING END SINGLE CONTACT GROUPING
CONTACT MAXIMUM AC VOLTAGE RATING IN VOLTS125.0 SINGLE MATING END SINGLE CONTACT GROUPING
CONTACT MAXIMUM CURRENT RATING IN AMPS15.0 SINGLE MATING END SINGLE CONTACT GROUPING
INCLUDED CONTACT QUANTITY2 SINGLE MATING END SINGLE CONTACT GROUPING
INCLUDED CONTACT TYPEFLAT PIN SINGLE MATING END SINGLE CONTACT GROUPING
CONNECTOR CABLE STRAIN RELIEF METHODFINGER GRIP
MATING END QUANTITY1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
FLEXFLYTE U-1Interchangeable
interchangeable cross-reference
interchangeable
U1Interchangeable
interchangeable cross-reference
interchangeable
438102-2Interchangeable
interchangeable cross-reference
interchangeable
D381SXInterchangeable
interchangeable cross-reference
interchangeable
2100-3453Interchangeable
interchangeable cross-reference
interchangeable
STYLEU1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is U1?
U1 is a RESISTOR,VARIABLE,NONWIRE WOUND, manufactured by Middle Atlantic Products. It is classified as a MRO (MRO_GENERAL).
What parts can replace U1?
There are 7 known substitutes for U1: FLEXFLYTE U-1, U1, 438102-2 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for U1?
U1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5935-00-049-9058. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026