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31-80121 ✓ 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 DIAPHRAGM,CHAMBER,BRAKE is a the manufacturer industrial component. Key specifications include end_item_identification: HYDRAULIC PUMP, MODEL PV140, PV180, part_name_assigned_by_controlling_agency: SPRING, CYLINDER BLOCK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-478-5795, 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
31-80121
NSN: 2530-00-478-5795
FSC: 2530
CAGE: 80195 — ED ETNYRE & CO (USA)
SPECIFICATIONS
end_item_identificationHYDRAULIC PUMP, MODEL PV140, PV180
part_name_assigned_by_controlling_agencySPRING, CYLINDER BLOCK
NSN2530-00-478-5795
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DIAPHRAGM,CHAMBER,BRAKE TITLE COMPONENT PN 31-80121 MFR DIAPHRAGM,CHAMBER,BRAK
KEY FEATURES
•
DIAPHRAGM TYPE: FLANGED ANGULAR RECESSED
•
MATERIAL: RUBBER SYNTHETIC
•
MATERIAL THICKNESS: 0.062 INCHES NOMINAL IN
•
MOUNTING HOLE DIAMETER: 0.375 INCHES NOMINAL IN
•
MOUNTING METHOD: BEAD
•
MOUNTING HOLE QUANTITY: 2
•
OVERALL OUTSIDE DIAMETER: 12.187 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DIAPHRAGM TYPEFLANGED ANGULAR RECESSED
MATERIALRUBBER SYNTHETIC
MATERIAL THICKNESS0.062 INCHES NOMINAL IN
MOUNTING HOLE DIAMETER0.375 INCHES NOMINAL IN
MOUNTING METHODBEAD
OVERALL HEIGHT2.437 INCHES NOMINAL IN
MOUNTING HOLE QUANTITY2
OVERALL OUTSIDE DIAMETER12.187 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
L223Interchangeable
interchangeable cross-reference
interchangeable
31-80121Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31-80121?
31-80121 is a DIAPHRAGM,CHAMBER,BRAKE.
What parts can replace 31-80121?
There are 2 known substitutes for 31-80121: L223, 31-80121. Substitute compatibility should be verified for your specific system.
What is the NSN for 31-80121?
31-80121 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-478-5795. 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