PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

150200Ring,piston

Cummins Inc. · NSN 2815-00-920-2111 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-920-2111 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-920-2111. Primary manufacturer part number: 150200.
Features
  • Ring,piston — FSC 2815
  • Cross-Sectional Shape Style: PLAIN KEYSTONE, STRAIGHT RADII FACE
  • FSC Application Data: DIESEL ENGINE
  • Surface Treatment: CHROMIUM OVERALL
  • Material: IRON OVERALL
  • Joint Style: VERTICAL JOINT
  • Standard Bore Diameter: 4.875 INCHES IN
  • Radial Wall Thickness: 0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
Applications
  • Applications requiring Iron Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 2815-00-920-2111, 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 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2815-00-920-2111
Primary Part Number150200
Item NameRing,piston
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerCummins Inc.
StatusCANCELLED
Cross-Sectional Shape StylePLAIN KEYSTONE, STRAIGHT RADII FACE
FSC Application DataDIESEL ENGINE
Surface TreatmentCHROMIUM OVERALL
MaterialIRON OVERALL
Joint StyleVERTICAL JOINT
Standard Bore Diameter4.875 INCHES IN
Radial Wall Thickness0.1820 INCHES MINIMUM AND 0.1920 INCHES MAXIMUM IN
Ring StyleCONCENTRIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5965-00-116-8982 INTERCHANGEABLE
Microphone,dynamic
5310-00-194-9205 INTERCHANGEABLE
Washer,lock
5330-00-285-944104244A INTERCHANGEABLE
Seal,plain Encased
Cnh Industrial America Llc Dba Cnh America
5950-00-921-4068993478-01 INTERCHANGEABLE
Transformer,power
Ge Aviation Systems Llc
5935-00-924-9637 INTERCHANGEABLE
Connector,receptacle,electrical
5360-01-012-3559801621-177B SHT4 PC41 INTERCHANGEABLE
Spring
Reliance Electric Company Dba Reliance & Dodge Brands
3455-01-046-1474B94.19 TABLE 51 13/32 INTERCHANGEABLE
Cutter,milling,end
American National Standards Institute Incorporated Dba American National Standards Institute
5930-01-117-265343421 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5360-01-373-331843421 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
4920-01-505-2216 INTERCHANGEABLE
Emi Filter,aircraft
Cross-Reference Index
Part NumberManufacturer
43421 Cummins Inc. (USA)
150200 PRIMARY Cummins Inc. (USA)
Related Parts
5965-00-116-8982INTERCHANGEABLE
MICROPHONE,DYNAMIC
5310-00-194-9205INTERCHANGEABLE
WASHER,LOCK
5330-00-285-9441INTERCHANGEABLE
SEAL,PLAIN ENCASED
04244A
5950-00-921-4068INTERCHANGEABLE
TRANSFORMER,POWER
993478-01
5935-00-924-9637INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5360-01-012-3559INTERCHANGEABLE
SPRING
801621-177B SHT4 PC41
3455-01-046-1474INTERCHANGEABLE
CUTTER,MILLING,END
B94.19 TABLE 51 13/32
5930-01-117-2653INTERCHANGEABLE
SWITCH,FLOW
43421
5360-01-373-3318INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
43421
4920-01-505-2216INTERCHANGEABLE
EMI FILTER,AIRCRAFT
7050-01-506-4377INTERCHANGEABLE
CONVERTER,DIGITAL TO DIGITAL
4342-1
5996-01-523-7449INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
150-200

Frequently Asked Questions

What is NSN 2815-00-920-2111?

NSN 2815-00-920-2111 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 2815-00-920-2111?

NSN 2815-00-920-2111 has 2 cross-referenced part numbers: 43421 (Cummins Inc.), 150200 (Cummins Inc.).

What NSN replaces 2815-00-920-2111?

There are 12 known substitutes for 2815-00-920-2111: 5965-00-116-8982, 5310-00-194-9205, 5330-00-285-9441 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 150200?

Key specifications for 150200: Cross-Sectional Shape Style: PLAIN KEYSTONE, STRAIGHT RADII FACE; FSC Application Data: DIESEL ENGINE; Surface Treatment: CHROMIUM OVERALL; Material: IRON OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2815-00-920-2111 still in active supply?

NSN 2815-00-920-2111 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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