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Technical Data Sheet
PartsTable / COMPONENT / 5576NPC25
5576NPC25 ✓ 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: 0.1200 INCHES NOMINAL IN, fsc_application_data: PISTON,VALVE,PRESSURE REGULATING,REDUCING, radial_wall_thickness: 0.0680 INCHES MINIMUM AND 0.0780 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4310-00-288-1229, 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
5576NPC25
NSN: 4310-00-288-1229
FSC: 4310
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialIRON OVERALL
ring_styleCONCENTRIC
joint_styleVERTICAL JOINT
overall_width0.1200 INCHES NOMINAL IN
fsc_application_dataPISTON,VALVE,PRESSURE REGULATING,REDUCING
radial_wall_thickness0.0680 INCHES MINIMUM AND 0.0780 INCHES MAXIMUM IN
standard_bore_diameter1.748 INCHES IN
cross-sectional_shape_stylePLAIN RECTANGULAR, STRAIGHT FACE
NSN4310-00-288-1229
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING,PISTON TITLE COMPONENT PN 5576NPC25 MFR RING,PISTON
KEY FEATURES
•
STANDARD BORE DIAMETER: 1.748 INCHES IN
•
RING STYLE: CONCENTRIC
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE
•
RADIAL WALL THICKNESS: 0.0680 INCHES MINIMUM AND 0.0780 INCHES MAXIMUM IN
•
JOINT STYLE: VERTICAL JOINT
•
MATERIAL: IRON OVERALL
•
FSC APPLICATION DATA: PISTON,VALVE,PRESSURE REGULATING,REDUCING
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD BORE DIAMETER1.748 INCHES IN
RING STYLECONCENTRIC
CROSS-SECTIONAL SHAPE STYLEPLAIN RECTANGULAR, STRAIGHT FACE
RADIAL WALL THICKNESS0.0680 INCHES MINIMUM AND 0.0780 INCHES MAXIMUM IN
JOINT STYLEVERTICAL JOINT
OVERALL WIDTH0.1200 INCHES NOMINAL IN
MATERIALIRON OVERALL
FSC APPLICATION DATAPISTON,VALVE,PRESSURE REGULATING,REDUCING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 29
PNS136-22PC57Interchangeable
interchangeable cross-reference
interchangeable
PNS283-2PC57Interchangeable
interchangeable cross-reference
interchangeable
14090Interchangeable
interchangeable cross-reference
interchangeable
3355Interchangeable
interchangeable cross-reference
interchangeable
07-3355Interchangeable
interchangeable cross-reference
interchangeable
203355Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5576NPC25?
5576NPC25 is a RING,PISTON.
What parts can replace 5576NPC25?
There are 29 known substitutes for 5576NPC25: PNS136-22PC57, PNS283-2PC57, 14090 and 26 more. Substitute compatibility should be verified for your specific system.
Is 5576NPC25 still available?
5576NPC25 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026