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K206516 ✓ 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,PISTON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, ring_style: CONCENTRIC, overall_width: 0.0830 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL, fsc_application_data: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS, radial_wall_thickness: 0.0938 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 4310-00-328-3711, 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
K206516
NSN: 4310-00-328-3711
FSC: 4310
CAGE: 5RQL2 — DRS ENVIRONMENTAL SYSTEMS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
ring_styleCONCENTRIC
overall_width0.0830 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
fsc_application_dataAIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS
radial_wall_thickness0.0938 INCHES NOMINAL IN
bore_diameter_oversize1.5156 INCHES IN
standard_bore_diameter1.3281 INCHES IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN4310-00-328-3711
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN K206516 MFR RING,PISTON
KEY FEATURES
•
STANDARD BORE DIAMETER: 1.3281 INCHES IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
RADIAL WALL THICKNESS: 0.0938 INCHES NOMINAL IN
•
FSC APPLICATION DATA: AIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS
•
RING STYLE: CONCENTRIC
•
BORE DIAMETER OVERSIZE: 1.5156 INCHES IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD BORE DIAMETER1.3281 INCHES IN
SURFACE TREATMENTCADMIUM OVERALL
RADIAL WALL THICKNESS0.0938 INCHES NOMINAL IN
FSC APPLICATION DATAAIRCRAFT HYDRAULIC,VACUUM,DEICING SYSTEMS
RING STYLECONCENTRIC
BORE DIAMETER OVERSIZE1.5156 INCHES IN
OVERALL WIDTH0.0830 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
109Interchangeable
interchangeable cross-reference
interchangeable
2065-16Interchangeable
interchangeable cross-reference
interchangeable
CT1087Interchangeable
interchangeable cross-reference
interchangeable
150 5/16Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-751 TYBCL1Interchangeable
interchangeable cross-reference
interchangeable
L-71730Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K206516?
K206516 is a RING,PISTON.
What parts can replace K206516?
There are 7 known substitutes for K206516: 109, 2065-16, CT1087 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for K206516?
K206516 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4310-00-328-3711. 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