PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

831230Stem,fluid Valve

Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions · NSN 4820-01-202-9369 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-202-9369 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-202-9369. Primary manufacturer part number: 831230.
Features
  • Stem,fluid Valve — FSC 4820
  • 10 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-202-9369, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameStem,fluid Valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersDresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (CAGE 82328); Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (CAGE 8FGX3); Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (CAGE 0BR59); Niantic Tool, Inc. Dba Niantic Tool Co (CAGE 0B5H6); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (CAGE 830Q4)
Technical Specifications
ParameterValue
NSN4820-01-202-9369
Primary Part Number831230
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5120-00-293-079321708 INTERCHANGEABLE
Punch,drive Pin
Mayhew Steel Products Inc
6520-00-541-940000337 INTERCHANGEABLE
Mixer,dental Casting Investment
Kerr Corporation
4920-00-734-0735 INTERCHANGEABLE
Plate,pump
3130-01-204-6808B2430 INTERCHANGEABLE
Housing,bearing Unit
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
5961-01-383-5590 INTERCHANGEABLE
Semiconductor Device,diode
Cross-Reference Index
Part NumberManufacturer
831230 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
831230 PRIMARY Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
831230 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
B2430 PRIMARY Niantic Tool, Inc. Dba Niantic Tool Co (USA)
831230 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
F-8473 ITEM 4 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
F-8473 ITEM 4 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
F-8473 ITEM 4 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
00337 Milestone Technologies (USA)
F-8473 ITEM 4 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
Related Parts
5120-00-293-0793INTERCHANGEABLE
PUNCH,DRIVE PIN
21708
6520-00-541-9400INTERCHANGEABLE
MIXER,DENTAL CASTING INVESTMENT
00337
4920-00-734-0735INTERCHANGEABLE
PLATE,PUMP
3130-01-204-6808INTERCHANGEABLE
HOUSING,BEARING UNIT
B2430
5961-01-383-5590INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE

Frequently Asked Questions

What is NSN 4820-01-202-9369?

NSN 4820-01-202-9369 is a Stem,fluid Valve, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-202-9369?

NSN 4820-01-202-9369 has 10 cross-referenced part numbers: 831230 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), 831230 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 831230 (Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand), B2430 (Niantic Tool, Inc. Dba Niantic Tool Co), 831230 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions) and 5 more.

What NSN replaces 4820-01-202-9369?

There are 5 known substitutes for 4820-01-202-9369: 5120-00-293-0793, 6520-00-541-9400, 4920-00-734-0735 and 2 more. Verify interchangeability with system specifications before substitution.

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