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108066 — RING,PISTON

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

108066: RING,PISTON.

The RING,PISTON is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: KEY SWITCH ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 2815-01-018-0262, 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
108066
NSN: 2815-01-018-0262
NIINs: 010180262, 015991952
FSC: 2815 — Diesel Engines and Components
CAGE: 23926 — KOMATSU AMERICA CORPORATION (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyKEY SWITCH ASSEMBLY
NSN2815-01-018-0262
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN 108066 MFR RING,PISTON
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
JOINT STYLE: STEP JOINT
•
RADIAL WALL THICKNESS: 0.1880 INCHES NOMINAL IN
•
RING STYLE: CONCENTRIC
•
STANDARD BORE DIAMETER: 5.312 INCHES IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH0.2500 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLESTEP JOINT
RADIAL WALL THICKNESS0.1880 INCHES NOMINAL IN
RING STYLECONCENTRIC
STANDARD BORE DIAMETER5.312 INCHES IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
D-108066Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 108066?
108066 is a RING,PISTON.
What parts can replace 108066?
There is 1 known substitute for 108066: D-108066. Substitute compatibility should be verified for your specific system.
What is the NSN for 108066?
108066 is cataloged in the U.S. Government catalog under NSN 2815-01-018-0262. 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.