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G541 ✓ 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

CYLINDER SLEEVE AND PISTON ASSEM. Key specifications include material: ASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL, outside_diameter: 3.728 INCHES NOMINAL IN, overall_diameter: 2.000 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 3.219 INCHES NOMINAL IN, features_provided: PISTON RING AND SEAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9340-00-202-2517, 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
G541
NSN: 9340-00-202-2517
FSC: 9340
CAGE: 31923 — TODD COMBUSTION INC (USA)
SPECIFICATIONS
materialASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
outside_diameter3.728 INCHES NOMINAL IN
overall_diameter2.000 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter3.219 INCHES NOMINAL IN
features_providedPISTON RING AND SEAL
overall_thickness0.125 INCHES NOMINAL IN
end_item_identificationALLIS-CHALMERS MODEL 180
cross-sectional_thickness0.062 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationMIL-A-17472 MIL SPEC ALL MATERIAL RESPONSES OVERALL
NSN9340-00-202-2517
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CYLINDER SLEEVE AND PISTON ASSEM TITLE COMPONENT PN G541 MFR CYLINDER SLEEVE AND PI
KEY FEATURES
•
STYLE DESIGNATOR: CIRCULAR
•
OVERALL THICKNESS: 0.125 INCHES NOMINAL IN
•
MATERIAL: GLASS
•
OVERALL DIAMETER: 2.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCIRCULAR
OVERALL THICKNESS0.125 INCHES NOMINAL IN
MATERIALGLASS
OVERALL DIAMETER2.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
G541Interchangeable
interchangeable cross-reference
interchangeable
JHP124-400Interchangeable
interchangeable cross-reference
interchangeable
422508Interchangeable
interchangeable cross-reference
interchangeable
SA293MInterchangeable
interchangeable cross-reference
interchangeable
4021802Interchangeable
interchangeable cross-reference
interchangeable
50290-157Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G541?
G541 is a CYLINDER SLEEVE AND PISTON ASSEM.
What parts can replace G541?
There are 14 known substitutes for G541: G541, JHP124-400, 422508 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G541?
G541 is cataloged in the Federal Logistics Information System (FLIS) under NSN 9340-00-202-2517. 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