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Technical Data Sheet
PartsTable / COMPONENT / 112-0173
112-0173 ✓ 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

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include weight: 19.0 OUNCES OZ, diameter: 3.245 INCHES NOMINAL IN, material: ALUMINUM ALLOY, cut_depth: 1.062 INCHES NOMINAL IN, head_style: FLAT, oil_groove: NOT INCLUDED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2815-00-950-8404, 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
112-0173
NSN: 2815-00-950-8404
FSC: 2815
CAGE: 44940 — CUMMINS POWER GENERATION INC. (USA)
SPECIFICATIONS
weight19.0 OUNCES OZ
diameter3.245 INCHES NOMINAL IN
materialALUMINUM ALLOY
cut_depth1.062 INCHES NOMINAL IN
head_styleFLAT
oil_grooveNOT INCLUDED
skirt_typeSOLID
carbon_grooveNOT INCLUDED
overall_height3.892 INCHES NOMINAL IN
surface_finishFINISHED
oil_passage_typeHOLE LOCATION NOT OTHERWISE SPECIFIED
pin_hole_bushingNOT INCLUDED
NSN2815-00-950-8404
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,INTERNAL COMBUSTION ENGIN TITLE COMPONENT PN 112-0173 MFR PISTON,INTERNAL COMBUS
KEY FEATURES
•
RING GROOVE WIDTH: 0.0940 INCHES NOMINAL SECOND RING IN
•
DIAMETER: 3.245 INCHES NOMINAL IN
•
RING GROOVE DIAMETER: 2.875 INCHES NOMINAL SECOND RING IN
•
PINHOLE DIAMETER: 1.0000 INCHES NOMINAL IN
•
FINISHED SIZE DESIGNATION: STANDARD
•
SKIRT TYPE: SOLID
TECHNICAL CHARACTERISTICS (FLIS)
RING GROOVE WIDTH0.0940 INCHES NOMINAL SECOND RING IN
DIAMETER3.245 INCHES NOMINAL IN
RING GROOVE WIDTH0.0940 INCHES NOMINAL THIRD RING IN
RING GROOVE DIAMETER2.875 INCHES NOMINAL SECOND RING IN
PINHOLE DIAMETER1.0000 INCHES NOMINAL IN
FINISHED SIZE DESIGNATIONSTANDARD
SKIRT TYPESOLID
WEIGHT19.0 OUNCES OZ
MATERIALALUMINUM ALLOY
CARBON GROOVENOT INCLUDED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
1000-002Interchangeable
interchangeable cross-reference
interchangeable
1000-002 ITEM 9Interchangeable
interchangeable cross-reference
interchangeable
1120-103Interchangeable
interchangeable cross-reference
interchangeable
1-1210-3Interchangeable
interchangeable cross-reference
interchangeable
8772812-3Interchangeable
interchangeable cross-reference
interchangeable
M5946Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 112-0173?
112-0173 is a PISTON,INTERNAL COMBUSTION ENGIN.
What parts can replace 112-0173?
There are 9 known substitutes for 112-0173: 1000-002, 1000-002 ITEM 9, 1120-103 and 6 more. Substitute compatibility should be verified for your specific system.
Is 112-0173 still available?
112-0173 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026