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331789 ✓ 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 RING,WEARING is a the manufacturer industrial component. Key specifications include corner_shape: CHAMFERED ALL CORNERS, body_outside_diameter: 4.380 INCHES NOMINAL IN, end_item_identification: 2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-035-1360, 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
331789
NSN: 4320-01-035-1360
FSC: 4320
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
corner_shapeCHAMFERED ALL CORNERS
bolt_hole_quantity4
body_outside_diameter4.380 INCHES NOMINAL IN
end_item_identification2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR)
NSN4320-01-035-1360
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN 331789 MFR RING,WEARING
KEY FEATURES
•
CORNER SHAPE: CHAMFERED ALL CORNERS
•
BOLT HOLE QUANTITY: 4
•
BODY OUTSIDE DIAMETER: 4.380 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
CORNER SHAPECHAMFERED ALL CORNERS
END ITEM IDENTIFICATION2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR)
BOLT HOLE QUANTITY4
BODY OUTSIDE DIAMETER4.380 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
V20-1S12S-1A11LInterchangeable
interchangeable cross-reference
interchangeable
32-111-76Interchangeable
interchangeable cross-reference
interchangeable
358355Interchangeable
interchangeable cross-reference
interchangeable
PL 753161 UNIT 2 PC NO 50Interchangeable
interchangeable cross-reference
interchangeable
36501-3Interchangeable
interchangeable cross-reference
interchangeable
35835Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 331789?
331789 is a RING,WEARING.
What parts can replace 331789?
There are 6 known substitutes for 331789: V20-1S12S-1A11L, 32-111-76, 358355 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 331789?
331789 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-035-1360. 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