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PartsTable / COMPONENT / 52602 PIECE 2
52602 PIECE 2 ✓ 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 HEAD,PISTON,SPECIAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, body_diameter: 0.318 INCHES NOMINAL IN, overall_length: 110.0 MILLIMETERS MINIMUM MM, style_designator: DOUBLE HEAD, features_provided: FULL POLISH, surface_treatment: CHROMIUM OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-374-8278, 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
52602 PIECE 2
NSN: 4320-01-374-8278
FSC: 4320
CAGE: 81400 — HASKEL INTERNATIONAL, LLC DBA HASKEL INTERNATIONAL, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_diameter0.318 INCHES NOMINAL IN
overall_length110.0 MILLIMETERS MINIMUM MM
style_designatorDOUBLE HEAD
features_providedFULL POLISH
surface_treatmentCHROMIUM OVERALL
body_overall_length1.156 INCHES NOMINAL IN
fsc_application_dataACFT HYDRAULIC SYSTEM
large_end_head_angle15.0 DEGREES NOMINAL
small_end_head_angle15.0 DEGREES NOMINAL
wrenching_surface_size11.0 MILLIMETERS NOMINAL SECOND END MM
wrenching_surface_shapeOVAL BOTH ENDS INTERNAL
NSN4320-01-374-8278
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available HEAD,PISTON,SPECIAL TITLE COMPONENT PN 52602 PIECE 2 MFR HEAD,PISTON,SPECIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
277Interchangeable
interchangeable cross-reference
interchangeable
5260-2Interchangeable
interchangeable cross-reference
interchangeable
342SInterchangeable
interchangeable cross-reference
interchangeable
148346Interchangeable
interchangeable cross-reference
interchangeable
71071Interchangeable
interchangeable cross-reference
interchangeable
128SCP807-11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 52602 PIECE 2?
52602 PIECE 2 is a HEAD,PISTON,SPECIAL.
What parts can replace 52602 PIECE 2?
There are 14 known substitutes for 52602 PIECE 2: 277, 5260-2, 342S and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 52602 PIECE 2?
52602 PIECE 2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-01-374-8278. 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