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120A222 ✓ 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 PISTON,ENGINE OIL B is a the manufacturer industrial component. Key specifications include head_style: ROUND, head_height: 0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN, thread_length: 0.625 INCHES MAXIMUM IN, fastener_length: 0.625 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 2815-00-790-9311, 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
120A222
NSN: 2815-00-790-9311
FSC: 2815
CAGE: 44940 — CUMMINS POWER GENERATION INC. (USA)
SPECIFICATIONS
head_styleROUND
head_height0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN
thread_length0.625 INCHES MAXIMUM IN
screw_materialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
fastener_length0.625 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentCADMIUM OR ZINC
thread_quantity_per_inch24
NSN2815-00-790-9311
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,ENGINE OIL B TITLE COMPONENT PN 120A222 MFR PISTON,ENGINE OIL B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
P162050Interchangeable
interchangeable cross-reference
interchangeable
120222Interchangeable
interchangeable cross-reference
interchangeable
12002-212Interchangeable
interchangeable cross-reference
interchangeable
M27777/4-002Interchangeable
interchangeable cross-reference
interchangeable
46000003-001Interchangeable
interchangeable cross-reference
interchangeable
3985-75Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 120A222?
120A222 is a PISTON,ENGINE OIL B.
What parts can replace 120A222?
There are 8 known substitutes for 120A222: P162050, 120222, 12002-212 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 120A222?
120A222 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2815-00-790-9311. 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