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PartsTable / COMPONENT / PMP18-6
PMP18-6 ✓ 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

PISTON,HYDRAULIC BRAKE,MASTER CY. Key specifications include length: 2.188 INCHES NOMINAL IN, cup_protector: INCLUDED, size_designator: 1-1/4, surface_feature: PLAIN SURFACE, largest_outside_diameter: 1.750 INCHES NOMINAL IN, actuator_link_connection_type: PUSH ROD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-353-2999, 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
PMP18-6
NSN: 2530-00-353-2999
FSC: 2530
CAGE: 46717 — PETTIBONE LLC (USA)
SPECIFICATIONS
length2.188 INCHES NOMINAL IN
cup_protectorINCLUDED
size_designator1-1/4
surface_featurePLAIN SURFACE
largest_outside_diameter1.750 INCHES NOMINAL IN
actuator_link_connection_typePUSH ROD
NSN2530-00-353-2999
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,HYDRAULIC BRAKE,MASTER CY TITLE COMPONENT PN PMP18-6 MFR PISTON,HYDRAULIC BRAKE
KEY FEATURES
•
CUP PROTECTOR: INCLUDED
•
LARGEST OUTSIDE DIAMETER: 1.750 INCHES NOMINAL IN
•
LENGTH: 2.188 INCHES NOMINAL IN
•
ACTUATOR LINK CONNECTION TYPE: PUSH ROD
•
SURFACE FEATURE: PLAIN SURFACE
•
SIZE DESIGNATOR: 1-1/4
TECHNICAL CHARACTERISTICS (FLIS)
CUP PROTECTORINCLUDED
LARGEST OUTSIDE DIAMETER1.750 INCHES NOMINAL IN
LENGTH2.188 INCHES NOMINAL IN
ACTUATOR LINK CONNECTION TYPEPUSH ROD
SURFACE FEATUREPLAIN SURFACE
SIZE DESIGNATOR1-1/4
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
173-86Interchangeable
interchangeable cross-reference
interchangeable
D3SZ-2128-AInterchangeable
interchangeable cross-reference
interchangeable
C9AZ2128AInterchangeable
interchangeable cross-reference
interchangeable
56VA0383Interchangeable
interchangeable cross-reference
interchangeable
50490Interchangeable
interchangeable cross-reference
interchangeable
A-38Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PMP18-6?
PMP18-6 is a PISTON,HYDRAULIC BRAKE,MASTER CY.
What parts can replace PMP18-6?
There are 12 known substitutes for PMP18-6: 173-86, D3SZ-2128-A, C9AZ2128A and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PMP18-6?
PMP18-6 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-353-2999. 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