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PartsTable / COMPONENT / 15995H1
15995H1 ✓ 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: FIBER OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.5060 INCHES NOMINAL IN, radial_wall_thickness: 0.1280 INCHES NOMINAL IN, standard_bore_diameter: 3.936 INCHES 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 4310-00-771-0649, 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
15995H1
NSN: 4310-00-771-0649
FSC: 4310
CAGE: 29510 — KOMATSU AMERICAN INTL CO (USA)
SPECIFICATIONS
materialFIBER OVERALL
ring_styleCONCENTRIC
joint_styleVERTICAL JOINT
overall_width0.5060 INCHES NOMINAL IN
radial_wall_thickness0.1280 INCHES NOMINAL IN
standard_bore_diameter3.936 INCHES IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN4310-00-771-0649
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN 15995H1 MFR RING,PISTON
KEY FEATURES
•
STANDARD BORE DIAMETER: 3.936 INCHES IN
•
RING STYLE: CONCENTRIC
•
RADIAL WALL THICKNESS: 0.1280 INCHES NOMINAL IN
•
MATERIAL: FIBER OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
JOINT STYLE: VERTICAL JOINT
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD BORE DIAMETER3.936 INCHES IN
RING STYLECONCENTRIC
RADIAL WALL THICKNESS0.1280 INCHES NOMINAL IN
MATERIALFIBER OVERALL
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
OVERALL WIDTH0.5060 INCHES NOMINAL IN
JOINT STYLEVERTICAL JOINT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
23703Interchangeable
interchangeable cross-reference
interchangeable
50211Interchangeable
interchangeable cross-reference
interchangeable
H193 1-2-6Interchangeable
interchangeable cross-reference
interchangeable
SP-58-02Interchangeable
interchangeable cross-reference
interchangeable
18394-FInterchangeable
interchangeable cross-reference
interchangeable
18394FXInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 15995H1?
15995H1 is a RING,PISTON.
What parts can replace 15995H1?
There are 7 known substitutes for 15995H1: 23703, 50211, H193 1-2-6 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 15995H1?
15995H1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4310-00-771-0649. 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