PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4359547Valve,poppet,engine

Caterpillar Inc Div Caterpillar Defense · NSN 2815-01-698-3174 · FSC 2815 · No Item Name Available
Verified by PartsTable
NSN 2815-01-698-3174 — this item is cataloged by the U.S. Government under National Stock Number 2815-01-698-3174. Primary manufacturer part number: 4359547.
Features
  • Valve,poppet,engine — FSC 2815
  • Head Style: FLAT
  • Stem Style: PLAIN
  • 3 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
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 2815-01-698-3174, is classified within Federal Supply Class 2815 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2815-01-698-3174
Primary Part Number4359547
Item NameValve,poppet,engine
FSC / FSG2815 / 28 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Head StyleFLAT
Stem StylePLAIN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6150-01-141-77485008-10 INTERCHANGEABLE
Bus,conductor
Seastrom Manufacturing Co Inc
Cross-Reference Index
Part NumberManufacturer
4359547 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
344-1624 Caterpillar Inc Div Caterpillar Defense (USA)
A22810 Unac (FRA)
Related Parts
6150-01-141-7748INTERCHANGEABLE
BUS,CONDUCTOR
5008-10

Frequently Asked Questions

What is NSN 2815-01-698-3174?

NSN 2815-01-698-3174 is a Valve,poppet,engine, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2815 (No Item Name Available). Status: active.

What are the part numbers for NSN 2815-01-698-3174?

NSN 2815-01-698-3174 has 3 cross-referenced part numbers: 4359547 (Caterpillar Inc Div Caterpillar Defense), 344-1624 (Caterpillar Inc Div Caterpillar Defense), A22810 (Unac).

What NSN replaces 2815-01-698-3174?

There is 1 known substitute for 2815-01-698-3174: 6150-01-141-7748. Verify interchangeability with system specifications before substitution.

What are the specifications of 4359547?

Key specifications for 4359547: Part Name Assigned by Controlling Agency: VALVE,POPPET ENGINE; Special Features: USED ON CYLINDER HEAD 308-1859; Head Style: FLAT; Stem Style: PLAIN. 5 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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