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172413R11 — PISTON,INTERNAL COMBUSTION ENGIN

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

172413R11: PISTON,INTERNAL COMBUSTION ENGIN.

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include material: NICKEL ALLOY, body_style: INTERNAL FLANGE W/EXTERNAL LOCKING FLANGE, corner_shape: SQUARE OUTSIDE RIGHT CORNER, corner_radius: 0.328 INCHES NOMINAL INSIDE RIGHT CORNER IN, overall_length: 1.180 INCHES NOMINAL IN, distance_from_end: 0.425 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-766-5735, 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
172413R11
NSN: 2805-00-766-5735
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 0SAT8 — KOMATSU AMERICA CORP. (USA)
SPECIFICATIONS
materialNICKEL ALLOY
body_styleINTERNAL FLANGE W/EXTERNAL LOCKING FLANGE
corner_shapeSQUARE OUTSIDE RIGHT CORNER
corner_radius0.328 INCHES NOMINAL INSIDE RIGHT CORNER IN
overall_length1.180 INCHES NOMINAL IN
distance_from_end0.425 INCHES NOMINAL IN
body_inside_diameter5.842 INCHES NOMINAL IN
body_outside_diameter6.365 INCHES NOMINAL IN
internal_flange_width0.930 INCHES NOMINAL IN
end_to_flange_distance0.960 INCHES NOMINAL IN
distance_between_flanges0.625 INCHES NOMINAL IN
distance_below_centerline0.125 INCHES NOMINAL IN
NSN2805-00-766-5735
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,INTERNAL COMBUSTION ENGIN TITLE COMPONENT PN 172413R11 MFR PISTON,INTERNAL COMBUS
SUBSTITUTES & CROSS-REFERENCES 6
933PSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SP-5817-STReference document
Same NSN cross-reference
Reference document — Secondary reference
1901PXReference document
Same NSN cross-reference
Reference document — Secondary reference
649PReference document
Same NSN cross-reference
Reference document — Secondary reference
P646AXSTDReference document
Same NSN cross-reference
Reference document — Secondary reference
A1227PReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 172413R11?
172413R11 is a PISTON,INTERNAL COMBUSTION ENGIN.
What parts can replace 172413R11?
There are 6 known substitutes for 172413R11: 933P, SP-5817-ST, 1901PX and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 172413R11?
172413R11 is cataloged in the U.S. Government catalog under NSN 2805-00-766-5735. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.