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PartsTable / COMPONENT / CS4320-042
CS4320-042 ✓ 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: IRON OVERALL, ring_style: CONCENTRIC, joint_style: VERTICAL JOINT, overall_width: 0.1240 INCHES NOMINAL IN, fsc_application_data: STEAM PISTON,DIRECT ACTING PUMP, radial_wall_thickness: 0.0781 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 4310-00-132-3022, 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
CS4320-042
NSN: 4310-00-132-3022
FSC: 4310
CAGE: 16236 — DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS) (USA)
SPECIFICATIONS
materialIRON OVERALL
ring_styleCONCENTRIC
joint_styleVERTICAL JOINT
overall_width0.1240 INCHES NOMINAL IN
fsc_application_dataSTEAM PISTON,DIRECT ACTING PUMP
radial_wall_thickness0.0781 INCHES NOMINAL IN
bore_diameter_oversize0.010 INCHES IN
standard_bore_diameter1.375 INCHES IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN4310-00-132-3022
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN CS4320-042 MFR RING,PISTON
KEY FEATURES
•
JOINT STYLE: VERTICAL JOINT
•
STANDARD BORE DIAMETER: 1.375 INCHES IN
•
FSC APPLICATION DATA: STEAM PISTON,DIRECT ACTING PUMP
•
BORE DIAMETER OVERSIZE: 0.010 INCHES IN
•
MATERIAL: IRON OVERALL
•
RING STYLE: CONCENTRIC
•
RADIAL WALL THICKNESS: 0.0781 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
JOINT STYLEVERTICAL JOINT
STANDARD BORE DIAMETER1.375 INCHES IN
FSC APPLICATION DATASTEAM PISTON,DIRECT ACTING PUMP
BORE DIAMETER OVERSIZE0.010 INCHES IN
MATERIALIRON OVERALL
RING STYLECONCENTRIC
OVERALL WIDTH0.1240 INCHES NOMINAL IN
RADIAL WALL THICKNESS0.0781 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
SN1Interchangeable
interchangeable cross-reference
interchangeable
8-10N-MInterchangeable
interchangeable cross-reference
interchangeable
32-759-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CS4320-042?
CS4320-042 is a RING,PISTON.
What parts can replace CS4320-042?
There are 3 known substitutes for CS4320-042: SN1, 8-10N-M, 32-759-1. Substitute compatibility should be verified for your specific system.
What is the NSN for CS4320-042?
CS4320-042 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4310-00-132-3022. 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