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13S41 ✓ 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 SET,PISTON is a the manufacturer industrial component. Key specifications include standard_bore_diameter: 2.875 INCHES IN, ring_set_component_parts: COMPRESSION RING,DC161,66289,2,OIL RING,DC162,66289,2,SCRAPER RING,DC161-1,66289,1. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-422-9321, 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
13S41
NSN: 2805-00-422-9321
FSC: 2805
CAGE: 80756 — SPIROLOX INC (USA)
SPECIFICATIONS
standard_bore_diameter2.875 INCHES IN
ring_set_component_partsCOMPRESSION RING,DC161,66289,2,OIL RING,DC162,66289,2,SCRAPER RING,DC161-1,66289,1
piston_accommodation_quantity1
NSN2805-00-422-9321
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RING SET,PISTON TITLE COMPONENT PN 13S41 MFR RING SET,PISTON
KEY FEATURES
•
STANDARD BORE DIAMETER: 2.875 INCHES IN
•
PISTON ACCOMMODATION QUANTITY: 1
•
RING SET COMPONENT PARTS: COMPRESSION RING,DC161,66289,2,OIL RING,DC162,66289,2,SCRAPER RING,DC161-1,66289,1
TECHNICAL CHARACTERISTICS (FLIS)
STANDARD BORE DIAMETER2.875 INCHES IN
PISTON ACCOMMODATION QUANTITY1
RING SET COMPONENT PARTSCOMPRESSION RING,DC161,66289,2,OIL RING,DC162,66289,2,SCRAPER RING,DC161-1,66289,1
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
7035Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/8Interchangeable
interchangeable cross-reference
interchangeable
35FQ5A7Interchangeable
interchangeable cross-reference
interchangeable
B773333Interchangeable
interchangeable cross-reference
interchangeable
35ZInterchangeable
interchangeable cross-reference
interchangeable
PE2976HUInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 13S41?
13S41 is a RING SET,PISTON.
What parts can replace 13S41?
There are 25 known substitutes for 13S41: 7035, AMS-QQ-A-200/8, 35FQ5A7 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 13S41?
13S41 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-422-9321. 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