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PartsTable / COMPONENT / 516885-4
516885-4 ✓ 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 ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.1050 INCHES MINIMUM AND 0.1100 INCHES MAXIMUM IN, radial_wall_thickness: 0.1220 INCHES MINIMUM AND 0.1230 INCHES MAXIMUM IN, standard_bore_diameter: 6.000 INCHES IN, cross-sectional_shape_style: PLAIN RECTANGULAR, STRAIGHT FACE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4310-00-587-1108, 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
516885-4
NSN: 4310-00-587-1108
FSC: 4310
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)
SPECIFICATIONS
ring_styleCONCENTRIC
joint_styleVERTICAL JOINT
overall_width0.1050 INCHES MINIMUM AND 0.1100 INCHES MAXIMUM IN
radial_wall_thickness0.1220 INCHES MINIMUM AND 0.1230 INCHES MAXIMUM IN
standard_bore_diameter6.000 INCHES IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN4310-00-587-1108
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN 516885-4 MFR RING,PISTON
KEY FEATURES
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
JOINT STYLE: VERTICAL JOINT
•
RING STYLE: CONCENTRIC
•
RADIAL WALL THICKNESS: 0.1220 INCHES MINIMUM AND 0.1230 INCHES MAXIMUM IN
•
STANDARD BORE DIAMETER: 6.000 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
JOINT STYLEVERTICAL JOINT
RING STYLECONCENTRIC
RADIAL WALL THICKNESS0.1220 INCHES MINIMUM AND 0.1230 INCHES MAXIMUM IN
OVERALL WIDTH0.1050 INCHES MINIMUM AND 0.1100 INCHES MAXIMUM IN
STANDARD BORE DIAMETER6.000 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
943AM3100000Interchangeable
interchangeable cross-reference
interchangeable
448789Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-7788Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 516885-4?
516885-4 is a RING,PISTON.
What parts can replace 516885-4?
There are 3 known substitutes for 516885-4: 943AM3100000, 448789, MIL-DTL-7788. Substitute compatibility should be verified for your specific system.
What is the NSN for 516885-4?
516885-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4310-00-587-1108. 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