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Technical Data Sheet
190201 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include phase: THREE, material: SILICON SEMICONDUCTOR, nut_height: 0.313 INCHES NOMINAL IN, coolant_type: FREON-22, current_type: AC, power_source: ELECTRIC MOTOR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-050-3342, 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 190201
NSN: 5310-00-050-3342
FSC: 5310
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
phaseTHREE
materialSILICON SEMICONDUCTOR
nut_height0.313 INCHES NOMINAL IN
coolant_typeFREON-22
current_typeAC
power_sourceELECTRIC MOTOR
thread_class3B
usage_designCOMPRESSOR,FAN
thread_seriesUNF
overall_length1.650 INCHES MINIMUM IN
voltage_rating440.0 VOLTS NOMINAL
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
NSN5310-00-050-3342
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 190201 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
THREAD QUANTITY PER INCH: 28
THREAD SERIES: UNF
NOMINAL THREAD SIZE: 0.250 INCHES IN
WIDTH ACROSS FLATS: 0.438 INCHES NOMINAL IN
THREAD DIRECTION: RIGHT-HAND
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT: 0.313 INCHES NOMINAL IN
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH28
THREAD SERIESUNF
NOMINAL THREAD SIZE0.250 INCHES IN
WIDTH ACROSS FLATS0.438 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT0.313 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
THREAD CLASS3B
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-611-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
190201Interchangeable
interchangeable cross-reference
interchangeable
57027-1Interchangeable
interchangeable cross-reference
interchangeable
1N3208Interchangeable
interchangeable cross-reference
interchangeable
31176-3208Interchangeable
interchangeable cross-reference
interchangeable
2017923Interchangeable
interchangeable cross-reference
interchangeable
77093Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 190201?
190201 is a SEMICONDUCTOR DEVICE,DIODE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 190201?
There are 9 known substitutes for 190201: 190201, 57027-1, 1N3208 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 190201?
190201 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-050-3342. This indicates validated use in U.S. government and defense supply chains.
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