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Technical Data Sheet
LFR-3746 ✓ 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

The FILTER ELEMENT,FLUID is a the manufacturer industrial component. Key specifications include material: PAPER FILTERING MEDIUM, design_type: NONREUSABLE, body_diameter: 4.275 INCHES NOMINAL IN, flow_direction: INSIDE OUT, special_features: THERMO KING REFIGERATOR UNITS 11-3746, style_designator: CYLINDRICAL W/ INTEGRAL OUTER CASING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2940-01-239-6118, 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
LFR-3746
NSN: 2940-01-239-6118
FSC: 2940
CAGE: 37099 — LUBER-FINER INC SUB OF CHAMPION LABORATORIES INC AFFIL OF UIS INC (USA)
SPECIFICATIONS
materialPAPER FILTERING MEDIUM
design_typeNONREUSABLE
body_diameter4.275 INCHES NOMINAL IN
flow_directionINSIDE OUT
special_featuresTHERMO KING REFIGERATOR UNITS 11-3746
style_designatorCYLINDRICAL W/ INTEGRAL OUTER CASING
body_overall_length7.305 INCHES NOMINAL IN
nominal_thread_size0.750 INCHES IN
filtering_media_designPLEATED SINGLE FILTERING MEDIA RESPONSE
media_for_which_designedFUEL/OIL, HYDROCARBON
thread_series_designatorUNIFIED NATIONAL JOINT FINE (UNJF)
NSN2940-01-239-6118
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FILTER ELEMENT,FLUID TITLE COMPONENT PN LFR-3746 MFR FILTER ELEMENT,FLUID
KEY FEATURES
FILTERING MEDIA DESIGN: PLEATED SINGLE FILTERING MEDIA RESPONSE
DESIGN TYPE: NONREUSABLE
MEDIA FOR WHICH DESIGNED: FUEL/OIL, HYDROCARBON
FLOW DIRECTION: INSIDE OUT
BODY OVERALL LENGTH: 7.305 INCHES NOMINAL IN
NOMINAL THREAD SIZE: 0.750 INCHES IN
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL JOINT FINE (UNJF)
TECHNICAL CHARACTERISTICS (FLIS)
FILTERING MEDIA DESIGNPLEATED SINGLE FILTERING MEDIA RESPONSE
DESIGN TYPENONREUSABLE
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON
FLOW DIRECTIONINSIDE OUT
BODY OVERALL LENGTH7.305 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.750 INCHES IN
SPECIAL FEATURESTHERMO KING REFIGERATOR UNITS 11-3746
THREAD SERIES DESIGNATORUNIFIED NATIONAL JOINT FINE (UNJF)
MATERIALPAPER FILTERING MEDIUM
STYLE DESIGNATORCYLINDRICAL W/ INTEGRAL OUTER CASING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
42420-251Interchangeable
interchangeable cross-reference
interchangeable
B12-8Interchangeable
interchangeable cross-reference
interchangeable
B12.8Interchangeable
interchangeable cross-reference
interchangeable
052643Interchangeable
interchangeable cross-reference
interchangeable
1134-7Interchangeable
interchangeable cross-reference
interchangeable
12Z10023-10Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LFR-3746?
LFR-3746 is a FILTER ELEMENT,FLUID.
What parts can replace LFR-3746?
There are 23 known substitutes for LFR-3746: 42420-251, B12-8, B12.8 and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LFR-3746?
LFR-3746 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2940-01-239-6118. This indicates validated use in U.S. government and defense supply chains.
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