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4LY39 ✓ 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

VALVE PLATE,HYDRAULIC MOTOR-PUMP. Key specifications include material: STEEL OVERALL, overall_length: 16.188 INCHES NOMINAL IN, drive_end_shape: SQUARE SINGLE END EXTERNAL, furnished_items: CASE, torque_capacity: 10.0 FOOT-POUNDS MINIMUM AND 80.0 FOOT-POUNDS MAXIMUM FT, special_features: PLAIN HEAD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-600-5479, 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
4LY39
NSN: 5120-01-600-5479
FSC: 5120
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length16.188 INCHES NOMINAL IN
drive_end_shapeSQUARE SINGLE END EXTERNAL
furnished_itemsCASE
torque_capacity10.0 FOOT-POUNDS MINIMUM AND 80.0 FOOT-POUNDS MAXIMUM FT
special_featuresPLAIN HEAD
style_designatorMICROMETER END DRIVE
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.375 INCHES NOMINAL SINGLE END IN
torque_signal_methodAUDIBLE
torque_scale_graduation0.5 FOOT-POUNDS FT
torque_indicating_mechanismMICROMETER
NSN5120-01-600-5479
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE PLATE,HYDRAULIC MOTOR-PUMP TITLE COMPONENT PN 4LY39 MFR VALVE PLATE,HYDRAULIC
KEY FEATURES
•
MATERIAL: STEEL OVERALL
•
TORQUE SCALE GRADUATION: 0.5 FOOT-POUNDS FT
•
TORQUE INDICATING MECHANISM: MICROMETER
•
FURNISHED ITEMS: CASE
•
TORQUE CAPACITY: 10.0 FOOT-POUNDS MINIMUM AND 80.0 FOOT-POUNDS MAXIMUM FT
•
TORQUE SIGNAL METHOD: AUDIBLE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
TORQUE SCALE GRADUATION0.5 FOOT-POUNDS FT
TORQUE INDICATING MECHANISMMICROMETER
FURNISHED ITEMSCASE
TORQUE CAPACITY10.0 FOOT-POUNDS MINIMUM AND 80.0 FOOT-POUNDS MAXIMUM FT
TORQUE SIGNAL METHODAUDIBLE
OVERALL LENGTH16.188 INCHES NOMINAL IN
SPECIAL FEATURESPLAIN HEAD
DRIVE SURFACE SIZE0.375 INCHES NOMINAL SINGLE END IN
STYLE DESIGNATORMICROMETER END DRIVE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
BX 4061 ITEM 5Interchangeable
interchangeable cross-reference
interchangeable
BX 4061Interchangeable
interchangeable cross-reference
interchangeable
6005FInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4LY39?
4LY39 is a VALVE PLATE,HYDRAULIC MOTOR-PUMP.
What parts can replace 4LY39?
There are 3 known substitutes for 4LY39: BX 4061 ITEM 5, BX 4061, 6005F. Substitute compatibility should be verified for your specific system.
What is the NSN for 4LY39?
4LY39 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-600-5479. 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.
PartsTable Design LLC · partstable.com
Last verified: July 2026