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PartsTable / COMPONENT / C144A
C144A ✓ 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,WEARING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, body_style: PLAIN, corner_shape: SQUARE ALL CORNERS, overall_length: 0.750 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES ALL SURFACES, body_inside_diameter: 6.485 INCHES MINIMUM AND 6.487 INCHES MAXIMUM 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 4320-00-289-5965, 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
C144A
NSN: 4320-00-289-5965
FSC: 4320
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_stylePLAIN
corner_shapeSQUARE ALL CORNERS
overall_length0.750 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES ALL SURFACES
body_inside_diameter6.485 INCHES MINIMUM AND 6.487 INCHES MAXIMUM IN
body_outside_diameter7.000 INCHES MINIMUM AND 7.001 INCHES MAXIMUM IN
NSN4320-00-289-5965
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,WEARING TITLE COMPONENT PN C144A MFR RING,WEARING
KEY FEATURES
•
MATERIAL: COPPER ALLOY
•
SURFACE FINISH: 125.0 MICROINCHES ALL SURFACES
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY STYLE: PLAIN
•
BODY OUTSIDE DIAMETER: 7.000 INCHES MINIMUM AND 7.001 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 6.485 INCHES MINIMUM AND 6.487 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY
SURFACE FINISH125.0 MICROINCHES ALL SURFACES
CORNER SHAPESQUARE ALL CORNERS
BODY STYLEPLAIN
BODY OUTSIDE DIAMETER7.000 INCHES MINIMUM AND 7.001 INCHES MAXIMUM IN
BODY INSIDE DIAMETER6.485 INCHES MINIMUM AND 6.487 INCHES MAXIMUM IN
OVERALL LENGTH0.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
R400Interchangeable
interchangeable cross-reference
interchangeable
72-6970-801Interchangeable
interchangeable cross-reference
interchangeable
NM100Interchangeable
interchangeable cross-reference
interchangeable
R400-3/8Interchangeable
interchangeable cross-reference
interchangeable
400-3-8Interchangeable
interchangeable cross-reference
interchangeable
R400 1-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C144A?
C144A is a RING,WEARING.
What parts can replace C144A?
There are 17 known substitutes for C144A: R400, 72-6970-801, NM100 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C144A?
C144A is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-289-5965. 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