PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42-200Valve,regulating,fluid Pressure

Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives · NSN 4820-01-408-8151 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-408-8151 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-408-8151. Primary manufacturer part number: 42-200.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Maximum Inlet Pressure Rating: ERR-060
  • Second End Relationship with First End: IDENTICAL
  • Regulation Type: AUTOMATIC SINGLE STAGE
  • Media for Which Designed: AIR
  • 5 verified cross-references
  • Primary manufacturer: Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-408-8151, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-408-8151
Primary Part Number42-200
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSiemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
StatusACTIVE
Maximum Inlet Pressure RatingERR-060
Second End Relationship with First EndIDENTICAL
Regulation TypeAUTOMATIC SINGLE STAGE
Media for Which DesignedAIR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5950-00-014-6425677-0364-010 INTERCHANGEABLE
Transformer,audio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5330-00-024-218644230-00 INTERCHANGEABLE
Gasket
Brinkley Technology Group Llc Dba Hercules Manufacturing
5133-00-227-5978 INTERCHANGEABLE
Drill,twist
3040-01-205-2086422-00 INTERCHANGEABLE
Brake,shoe Type
Translectric Corp
2805-01-354-801642200 INTERCHANGEABLE
Plate Assembly,thrust
Brunswick Corp Dba Mercury Marine Div Mercury Marine
5998-01-499-075542-2.00 INTERCHANGEABLE
Holder,electrical Card
Schroff Inc
Cross-Reference Index
Part NumberManufacturer
7712 ITEM R10 Naval Sea Systems Command (USA)
7712 ITEM R9 Naval Sea Systems Command (USA)
7712 ITEM R11 Naval Sea Systems Command (USA)
42-200 PRIMARY Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives (USA)
7712 Naval Sea Systems Command (USA)
Related Parts
5950-00-014-6425INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
677-0364-010
5330-00-024-2186INTERCHANGEABLE
GASKET
44230-00
5133-00-227-5978INTERCHANGEABLE
DRILL,TWIST
3040-01-205-2086INTERCHANGEABLE
BRAKE,SHOE TYPE
422-00
2805-01-354-8016INTERCHANGEABLE
PLATE ASSEMBLY,THRUST
42200
5998-01-499-0755INTERCHANGEABLE
HOLDER,ELECTRICAL CARD
42-2.00

Frequently Asked Questions

What is NSN 4820-01-408-8151?

NSN 4820-01-408-8151 is a Valve,regulating,fluid Pressure, manufactured by Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-408-8151?

NSN 4820-01-408-8151 has 5 cross-referenced part numbers: 7712 ITEM R10 (Naval Sea Systems Command), 7712 ITEM R9 (Naval Sea Systems Command), 7712 ITEM R11 (Naval Sea Systems Command), 42-200 (Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives), 7712 (Naval Sea Systems Command).

What NSN replaces 4820-01-408-8151?

There are 6 known substitutes for 4820-01-408-8151: 5950-00-014-6425, 5330-00-024-2186, 5133-00-227-5978 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 42-200?

Key specifications for 42-200: Maximum Inlet Pressure Rating: ERR-060; Second End Relationship with First End: IDENTICAL; Regulation Type: AUTOMATIC SINGLE STAGE; End Item Identification: MOORE PRODUCTS CO MDL 42-200. 6 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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