PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28476Ring,piston

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4310-00-370-9531 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-370-9531 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-370-9531. Primary manufacturer part number: 28476.
Features
  • Ring,piston — FSC 4310
  • Ring Style: CONCENTRIC
  • Joint Style: STEP JOINT
  • FSC Application Data: VALVE,REGULATING,FLUID PRESSURE
  • Material Document and Classification: SP-21 MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Material: PLASTIC OVERALL
  • Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE
  • Standard Bore Diameter: 0.225 INCHES IN
Applications
  • Applications requiring Plastic Overall construction
General Description

The Ring,piston, cataloged under National Stock Number 4310-00-370-9531, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-00-370-9531
Primary Part Number28476
Item NameRing,piston
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Ring StyleCONCENTRIC
Joint StyleSTEP JOINT
FSC Application DataVALVE,REGULATING,FLUID PRESSURE
Material Document and ClassificationSP-21 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MaterialPLASTIC OVERALL
Cross-Sectional Shape StylePLAIN RECTANGULAR, STRAIGHT FACE
Standard Bore Diameter0.225 INCHES IN
Radial Wall Thickness0.0440 INCHES MINIMUM AND 0.0450 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3010-01-124-381528476 INTERCHANGEABLE
Actuator,rack
Moog Inc. Dba Ampac-Isp Corp
5340-01-197-51262847-6 INTERCHANGEABLE
Latch
Manitowoc Engineering Co Division of the Manitowoc Co Inc
Cross-Reference Index
Part NumberManufacturer
28476 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
3010-01-124-3815INTERCHANGEABLE
ACTUATOR,RACK
28476
5340-01-197-5126INTERCHANGEABLE
LATCH
2847-6

Frequently Asked Questions

What is NSN 4310-00-370-9531?

NSN 4310-00-370-9531 is a Ring,piston, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-370-9531?

NSN 4310-00-370-9531 has 1 cross-referenced part number: 28476 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4310-00-370-9531?

There are 2 known substitutes for 4310-00-370-9531: 3010-01-124-3815, 5340-01-197-5126. Verify interchangeability with system specifications before substitution.

What are the specifications of 28476?

Key specifications for 28476: Ring Style: CONCENTRIC; Joint Style: STEP JOINT; FSC Application Data: VALVE,REGULATING,FLUID PRESSURE; Material Document and Classification: SP-21 MFR REF SINGLE MATERIAL RESPONSE OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.

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