PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A6794.070.156Stem,fluid Valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-185-8224 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-185-8224 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-185-8224. Primary manufacturer part number: A6794.070.156.
Features
  • Stem,fluid Valve — FSC 4820
  • Valve Model Number for Which Designed: 2741
  • Material: STEEL CORROSION RESISTING
  • Largest Outside Diameter: 1.000 INCHES NOMINAL IN
  • Valve Type for Which Designed: RELIEF
  • Stem Actuating End Type: ROUNDED
  • Valve Size for Which Designed: 4.000 INCHES IN
  • 5 verified cross-references
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-185-8224, 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 6 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-185-8224
Primary Part NumberA6794.070.156
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Valve Model Number for Which Designed2741
MaterialSTEEL CORROSION RESISTING
Largest Outside Diameter1.000 INCHES NOMINAL IN
Valve Type for Which DesignedRELIEF
Stem Actuating End TypeROUNDED
Valve Size for Which Designed4.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-020-3008805158-1 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Honeywell International, Inc Div Aerospace-Tucson
4820-00-127-899628058G015/1/4X1/4SS NEEDLE VALVE INTERCHANGEABLE
Valve,globe
Singer Co the Meter Div
3040-00-288-2655NW21925 INTERCHANGEABLE
Ball Joint
Tld Wollard Llc
5955-00-489-0916SM-C-752262 INTERCHANGEABLE
Crystal Unit,quartz
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5998-00-719-7241SM-C-500687 INTERCHANGEABLE
Circuit Card Assembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4510-01-078-10183301236 INTERCHANGEABLE
Parts Kit,flush Valve
Sloan Valve Company
6130-01-096-90549871 INTERCHANGEABLE
Charger,battery
Allison Corp
4820-01-184-41089871-011-41SS INTERCHANGEABLE
Valve,safety Relief
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
4820-01-184-4438C7522.001.105 INTERCHANGEABLE
Housing,lift Lever
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
4820-01-184-455407531001105 INTERCHANGEABLE
Cap,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
9871 PIECE 11 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
9871 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
A6794.070.156 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
9871 PIECE 11 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
A6794.070.156 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
5905-00-020-3008INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
805158-1
4820-00-127-8996INTERCHANGEABLE
VALVE,GLOBE
28058G015/1/4X1/4SS NEEDLE VALVE
3040-00-288-2655INTERCHANGEABLE
BALL JOINT
NW21925
5955-00-489-0916INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
SM-C-752262
5998-00-719-7241INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
SM-C-500687
4510-01-078-1018INTERCHANGEABLE
PARTS KIT,FLUSH VALVE
3301236
6130-01-096-9054INTERCHANGEABLE
CHARGER,BATTERY
9871
4820-01-184-4108INTERCHANGEABLE
VALVE,SAFETY RELIEF
9871-011-41SS
4820-01-184-4438INTERCHANGEABLE
HOUSING,LIFT LEVER
C7522.001.105
4820-01-184-4554INTERCHANGEABLE
CAP,VALVE
07531001105
4820-01-184-4689INTERCHANGEABLE
GUIDE,VALVE STEM
10624001130
4820-01-184-4722INTERCHANGEABLE
DISK,VALVE
B10536.001.127

Frequently Asked Questions

What is NSN 4820-01-185-8224?

NSN 4820-01-185-8224 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 4820-01-185-8224?

NSN 4820-01-185-8224 has 5 cross-referenced part numbers: 9871 PIECE 11 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 9871 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A6794.070.156 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 9871 PIECE 11 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A6794.070.156 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).

What NSN replaces 4820-01-185-8224?

There are 12 known substitutes for 4820-01-185-8224: 5905-00-020-3008, 4820-00-127-8996, 3040-00-288-2655 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A6794.070.156?

Key specifications for A6794.070.156: Valve Model Number for Which Designed: 2741; Material: STEEL CORROSION RESISTING; Largest Outside Diameter: 1.000 INCHES NOMINAL IN; Overall Length: 18.875 INCHES NOMINAL IN. 7 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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