PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

229297Valve,poppet,engine

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 2810-00-808-4352 · FSC 2810 · No Item Name Available
Verified by PartsTable
NSN 2810-00-808-4352 — this item is cataloged by the U.S. Government under National Stock Number 2810-00-808-4352. Primary manufacturer part number: 229297.
Features
  • Valve,poppet,engine — FSC 2810
  • Seat Angle in Deg: 45.0
  • Neck Radius: 0.7000 INCHES NOMINAL IN
  • Groove Diameter: 0.5680 INCHES NOMINAL IN
  • Metallic Hardness Rating and Location: 350.0 VICKERS OR FIRTH DIAMOND PYRAMID NOMINAL STEM
  • FSC Application Data: ENGINE,AIRCRAFT,RECIPROCATING
  • Groove Width: 0.1875 INCHES NOMINAL IN
  • Head Height: 0.2900 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical power generation
  • Drive system operation
General Description

The Valve,poppet,engine, cataloged under National Stock Number 2810-00-808-4352, is classified within Federal Supply Class 2810 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2810-00-808-4352
Primary Part Number229297
Item NameValve,poppet,engine
FSC / FSG2810 / 28 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusCANCELLED
Seat Angle in Deg45.0
Neck Radius0.7000 INCHES NOMINAL IN
Groove Diameter0.5680 INCHES NOMINAL IN
Metallic Hardness Rating and Location350.0 VICKERS OR FIRTH DIAMOND PYRAMID NOMINAL STEM
FSC Application DataENGINE,AIRCRAFT,RECIPROCATING
Groove Width0.1875 INCHES NOMINAL IN
Head Height0.2900 INCHES NOMINAL IN
Distance From Groove to Stem End0.2280 INCHES NOMINAL IN
Head StyleMUSHROOM
Stem Length5.6460 INCHES NOMINAL IN
Outside Diameter2.5830 INCHES NOMINAL IN
Metallic Hardness Rating and Location69.0 ROCKWELL SUPERFICIAL 30-N NOMINAL TIP
Carbon Relief GrooveNOT INCLUDED
Stem StyleGROOVED
Stem Diameter0.6815 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
2805-00-927-5614331108 INTERCHANGEABLE
Connecting Rod,piston
General Motors Llc Dba General Motors Llc
5315-01-355-1320331107 INTERCHANGEABLE
Key,machine
Brp Us Inc
4730-01-386-4308331107 INTERCHANGEABLE
Fitting,lubrication
Alemite, Llc Dba Skf Usa Inc.
Cross-Reference Index
Part NumberManufacturer
229297 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
331107 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
331107 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
331108 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
331108 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
229297 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
2805-00-927-5614INTERCHANGEABLE
CONNECTING ROD,PISTON
331108
5315-01-355-1320INTERCHANGEABLE
KEY,MACHINE
331107
4730-01-386-4308INTERCHANGEABLE
FITTING,LUBRICATION
331107

Frequently Asked Questions

What is NSN 2810-00-808-4352?

NSN 2810-00-808-4352 is a Valve,poppet,engine, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 2810 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2810-00-808-4352?

NSN 2810-00-808-4352 has 6 cross-referenced part numbers: 229297 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 331107 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 331107 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 331108 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 331108 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.) and 1 more.

What NSN replaces 2810-00-808-4352?

There are 3 known substitutes for 2810-00-808-4352: 2805-00-927-5614, 5315-01-355-1320, 4730-01-386-4308. Verify interchangeability with system specifications before substitution.

What are the specifications of 229297?

Key specifications for 229297: Seat Angle in Deg: 45.0; Neck Radius: 0.7000 INCHES NOMINAL IN; Groove Diameter: 0.5680 INCHES NOMINAL IN; Metallic Hardness Rating and Location: 350.0 VICKERS OR FIRTH DIAMOND PYRAMID NOMINAL STEM. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2810-00-808-4352 still in active supply?

NSN 2810-00-808-4352 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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