PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

004-500-0049Stem,fluid Valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-239-9049 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-239-9049 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-239-9049. Primary manufacturer part number: 004-500-0049.
Features
  • Stem,fluid Valve — FSC 4820
  • Valve Size for Which Designed: 2.000 INCHES IN
  • Material: NICKEL ALLOY 400
  • 8 verified cross-references
  • Primary manufacturer: Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy 400 construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-239-9049, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-239-9049
Primary Part Number004-500-0049
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Valve Size for Which Designed2.000 INCHES IN
MaterialNICKEL ALLOY 400
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4820-00-036-1740005-500-0007 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-00-036-1741012-500-0005 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-321-6442C2542SPC51M INTERCHANGEABLE
Seat,valve
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
Cross-Reference Index
Part NumberManufacturer
C-2542-S Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
004-500-0049 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
004-500-0049 Kunkle Industries Inc Lonergan Valve Div (USA)
C-2542-S PIECE 12M 2IN Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
004-500-0049 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
C-2542-S Kunkle Industries Inc Lonergan Valve Div (USA)
C-2542-S PIECE 1 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
C-2542-S PIECE 12M 2IN Kunkle Industries Inc Lonergan Valve Div (USA)
Related Parts
4820-00-036-1740INTERCHANGEABLE
DISK,VALVE
005-500-0007
4820-00-036-1741INTERCHANGEABLE
SEAT,VALVE
012-500-0005
4820-01-321-6442INTERCHANGEABLE
SEAT,VALVE
C2542SPC51M

Frequently Asked Questions

What is NSN 4820-01-239-9049?

NSN 4820-01-239-9049 is a Stem,fluid Valve, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-239-9049?

NSN 4820-01-239-9049 has 8 cross-referenced part numbers: C-2542-S (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 004-500-0049 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 004-500-0049 (Kunkle Industries Inc Lonergan Valve Div), C-2542-S PIECE 12M 2IN (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 004-500-0049 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team) and 3 more.

What NSN replaces 4820-01-239-9049?

There are 3 known substitutes for 4820-01-239-9049: 4820-00-036-1740, 4820-00-036-1741, 4820-01-321-6442. Verify interchangeability with system specifications before substitution.

What are the specifications of 004-500-0049?

Key specifications for 004-500-0049: Valve Size for Which Designed: 2.000 INCHES IN; Material: NICKEL ALLOY 400. 2 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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