PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3306568Ring,piston

Hatch & Kirk, Inc. · NSN 2815-00-273-0427 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-00-273-0427 — this item is cataloged by the U.S. Government under National Stock Number 2815-00-273-0427. Primary manufacturer part number: 3306568.
Features
  • Ring,piston — FSC 2815
  • 5 verified cross-references
  • Primary manufacturer: Hatch & Kirk, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ring,piston, cataloged under National Stock Number 2815-00-273-0427, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Hatch & Kirk, Inc.. This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRing,piston
FSC / FSG2815 — No Item Name Available (FSG 28)
ManufacturersHatch & Kirk, Inc. (CAGE 55380); Kaydon Ring & Seal Inc Dba Skf Precision Technologies (CAGE 75370); Wheelabrator-Frye Inc Balcrank Products (CAGE 05463); General Motors Corp Electro-Motive Div (CAGE 72915); Korody-Colyer Corp a Cr Industries Co (CAGE 18954)
Technical Specifications
ParameterValue
NSN2815-00-273-0427
Primary Part Number3306568
Item NameRing,piston
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerHatch & Kirk, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-0301383 INTERCHANGEABLE
Cup,tapered Roller Bearing
Nsk Corp Bearing Div
5315-00-276-434610199 INTERCHANGEABLE
Pin,straight,headed
Garwood/feller Inc Garwood Winch Div
5950-00-586-6954 INTERCHANGEABLE
Saturable Reactor
6150-00-587-697752414-3 INTERCHANGEABLE
Lead,storage Battery
Stewart & Stevenson Power Products Llc
5960-00-654-3639 INTERCHANGEABLE
Electron Tube
5960-00-682-2701 INTERCHANGEABLE
Electron Tube
5950-00-690-9852 INTERCHANGEABLE
Coil,radio Frequency
2530-00-734-9501 INTERCHANGEABLE
Shaft
5960-00-878-2516 INTERCHANGEABLE
Electron Tube
5365-01-074-82586977 INTERCHANGEABLE
Shim
Cae Usa Inc.
Cross-Reference Index
Part NumberManufacturer
3306568 PRIMARY Hatch & Kirk, Inc. (USA)
6977 PRIMARY Kaydon Ring & Seal Inc Dba Skf Precision Technologies (USA)
DS8095 Wheelabrator-Frye Inc Balcrank Products (USA)
3306568 General Motors Corp Electro-Motive Div (USA)
K-3306568 Korody-Colyer Corp a Cr Industries Co (USA)
Related Parts
3110-00-100-0301INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
383
5315-00-276-4346INTERCHANGEABLE
PIN,STRAIGHT,HEADED
10199
5950-00-586-6954INTERCHANGEABLE
SATURABLE REACTOR
6150-00-587-6977INTERCHANGEABLE
LEAD,STORAGE BATTERY
52414-3
5960-00-654-3639INTERCHANGEABLE
ELECTRON TUBE
5960-00-682-2701INTERCHANGEABLE
ELECTRON TUBE
5950-00-690-9852INTERCHANGEABLE
COIL,RADIO FREQUENCY
2530-00-734-9501INTERCHANGEABLE
SHAFT
5960-00-878-2516INTERCHANGEABLE
ELECTRON TUBE
5365-01-074-8258INTERCHANGEABLE
SHIM
6977
5340-01-264-0323INTERCHANGEABLE
BUMPER
6977
5950-01-269-3284INTERCHANGEABLE
COIL,RADIO FREQUENCY
B445-4

Frequently Asked Questions

What is NSN 2815-00-273-0427?

NSN 2815-00-273-0427 is a Ring,piston, manufactured by Hatch & Kirk, Inc., classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-00-273-0427?

NSN 2815-00-273-0427 has 5 cross-referenced part numbers: 3306568 (Hatch & Kirk, Inc.), 6977 (Kaydon Ring & Seal Inc Dba Skf Precision Technologies), DS8095 (Wheelabrator-Frye Inc Balcrank Products), 3306568 (General Motors Corp Electro-Motive Div), K-3306568 (Korody-Colyer Corp a Cr Industries Co).

What NSN replaces 2815-00-273-0427?

There are 12 known substitutes for 2815-00-273-0427: 3110-00-100-0301, 5315-00-276-4346, 5950-00-586-6954 and 9 more. Verify interchangeability with system specifications before substitution.

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