PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

65325Ring,piston

Cummins Inc. · NSN 2815-00-273-0601 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-273-0601 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-273-0601. Primary manufacturer part number: 65325.
Features
  • Ring,piston — FSC 2815
  • Joint Style: VERTICAL JOINT
  • Cross-Sectional Shape Style: CONVEX FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
  • Radial Wall Thickness: 0.1800 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
  • Material: IRON OVERALL
  • Ring Style: CONCENTRIC
  • Standard Bore Diameter: 4.875 INCHES IN
  • Oil Passage Type and Quantity: 11 SLOT HORIZONTALLY THROUGH RING
Applications
  • Applications requiring Iron Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 2815-00-273-0601, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2815-00-273-0601
Primary Part Number65325
Item NameRing,piston
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerCummins Inc.
StatusCANCELLED
Joint StyleVERTICAL JOINT
Cross-Sectional Shape StyleCONVEX FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL
Radial Wall Thickness0.1800 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN
MaterialIRON OVERALL
Ring StyleCONCENTRIC
Standard Bore Diameter4.875 INCHES IN
Oil Passage Type and Quantity11 SLOT HORIZONTALLY THROUGH RING
Oil Passage Type and Quantity1 GROOVE OUTSIDE PERIPHERY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
1560-00-047-131365325 INTERCHANGEABLE
Support,structural Component,air
Northrop Grumman Systems Corporation
4730-00-141-91082207-8-8 INTERCHANGEABLE
Elbow,pipe
Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division
5330-00-179-210672-58500-539 INTERCHANGEABLE
Seal,plain Encased
Fairbanks Morse, Llc
5330-00-317-4681348-73 INTERCHANGEABLE
Seal,oil
Steward Machine Co Inc
1680-00-761-61594973 INTERCHANGEABLE
Cap,channel,seat
B/e Aerospace Inc Dba Interturbine
4710-00-788-103318030 INTERCHANGEABLE
Tube Assembly Metal
Napco International Llc Dba Napco International Inc
4710-01-005-36004973 INTERCHANGEABLE
Tube Assembly,metal
Elliott Machine Works Inc
4820-01-185-66554971-G501 INTERCHANGEABLE
Cock,drain
Howell Laboratories Inc Dba Howell Laboratories Inc
6510-01-438-90064973 INTERCHANGEABLE
Dressing,occlusive,adhesive
Smith & Nephew Inc. Dba Smith and Nephew Wound and Mgt Div Wound Management
6515-01-556-7981A96272C2 INTERCHANGEABLE
Sheet,splint,orthopedic
Performance Health Supply, Llc Dba Sammons Preston Rolyan
Cross-Reference Index
Part NumberManufacturer
65325 PRIMARY Cummins Inc. (USA)
H65325 Kaitlin Corp (USA)
4973 Dana Corp Engine Products Div (USA)
H65325 Cummins Inc. (USA)
Related Parts
1560-00-047-1313INTERCHANGEABLE
SUPPORT,STRUCTURAL COMPONENT,AIR
65325
4730-00-141-9108INTERCHANGEABLE
ELBOW,PIPE
2207-8-8
5330-00-179-2106INTERCHANGEABLE
SEAL,PLAIN ENCASED
72-58500-539
5330-00-317-4681INTERCHANGEABLE
SEAL,OIL
348-73
1680-00-761-6159INTERCHANGEABLE
CAP,CHANNEL,SEAT
4973
4710-00-788-1033INTERCHANGEABLE
TUBE ASSEMBLY METAL
18030
4710-01-005-3600INTERCHANGEABLE
TUBE ASSEMBLY,METAL
4973
4820-01-185-6655INTERCHANGEABLE
COCK,DRAIN
4971-G501
6510-01-438-9006INTERCHANGEABLE
DRESSING,OCCLUSIVE,ADHESIVE
4973
6515-01-556-7981INTERCHANGEABLE
SHEET,SPLINT,ORTHOPEDIC
A96272C2
6220-01-581-1697INTERCHANGEABLE
LIGHT,INDICATOR

Frequently Asked Questions

What is NSN 2815-00-273-0601?

NSN 2815-00-273-0601 is a Ring,piston, manufactured by Cummins Inc., classified under FSC 2815 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2815-00-273-0601?

NSN 2815-00-273-0601 has 4 cross-referenced part numbers: 65325 (Cummins Inc.), H65325 (Kaitlin Corp), 4973 (Dana Corp Engine Products Div), H65325 (Cummins Inc.).

What NSN replaces 2815-00-273-0601?

There are 11 known substitutes for 2815-00-273-0601: 1560-00-047-1313, 4730-00-141-9108, 5330-00-179-2106 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 65325?

Key specifications for 65325: Joint Style: VERTICAL JOINT; Cross-Sectional Shape Style: CONVEX FACE, DOUBLE SCRAPER, VENTILATED OIL CONTROL; Radial Wall Thickness: 0.1800 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM IN; Material: IRON OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2815-00-273-0601 still in active supply?

NSN 2815-00-273-0601 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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