PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

52-0643Nozzle Diaphragm,turbine

Siemens Energy, Inc. · NSN 2825-00-936-8901 · FSC 2825 · No Item Name Available
Verified by PartsTable
NSN 2825-00-936-8901 — this item is cataloged by the U.S. Government under National Stock Number 2825-00-936-8901. Primary manufacturer part number: 52-0643.
Features
  • Nozzle Diaphragm,turbine — FSC 2825
  • 2 verified cross-references
  • Primary manufacturer: Siemens Energy, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Nozzle Diaphragm,turbine, cataloged under National Stock Number 2825-00-936-8901, is classified within Federal Supply Class 2825 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Siemens Energy, Inc.. This item has 2 commercial cross-references 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
NSN2825-00-936-8901
Primary Part Number52-0643
Item NameNozzle Diaphragm,turbine
FSC / FSG2825 / 28 — No Item Name Available
ManufacturerSiemens Energy, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-903-5966 INTERCHANGEABLE
Nut,plain,hexagon
5310-01-159-6176 INTERCHANGEABLE
Nut,hex,spec
Cross-Reference Index
Part NumberManufacturer
52-0643 PRIMARY Siemens Energy, Inc. (USA)
MS52ADK PRIMARY Siemens Energy, Inc. (USA)
Related Parts
5310-00-903-5966INTERCHANGEABLE
NUT,PLAIN,HEXAGON
5310-01-159-6176INTERCHANGEABLE
NUT,HEX,SPEC

Frequently Asked Questions

What is NSN 2825-00-936-8901?

NSN 2825-00-936-8901 is a Nozzle Diaphragm,turbine, manufactured by Siemens Energy, Inc., classified under FSC 2825 (No Item Name Available). Status: active.

What are the part numbers for NSN 2825-00-936-8901?

NSN 2825-00-936-8901 has 2 cross-referenced part numbers: 52-0643 (Siemens Energy, Inc.), MS52ADK (Siemens Energy, Inc.).

What NSN replaces 2825-00-936-8901?

There are 2 known substitutes for 2825-00-936-8901: 5310-00-903-5966, 5310-01-159-6176. Verify interchangeability with system specifications before substitution.

What are the specifications of 52-0643?

Key specifications for 52-0643: End Item Identification: STEAM TURBINE,SHIPS PROPULSION SYSTEM. 1 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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