PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40594Valve,regulating,fluid Pressure

Sullair Corp · NSN 4820-01-190-2833 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-190-2833 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-190-2833. Primary manufacturer part number: 40594.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Valve Loading Method: SPRING
  • Thread Size and Series/type Designator: 1/4-18 NPT FIRST END
  • First End Style Designator: PLAIN
  • Media for Which Designed: AIR, OIL PUMPED
  • Body Style: STRAIGHT THRU
  • Regulation Type: MANUAL SINGLE STAGE
  • First End Connection Type: THREADED INTERNAL PIPE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-190-2833, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Sullair Corp. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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
NSN4820-01-190-2833
Primary Part Number40594
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSullair Corp
StatusACTIVE
Valve Loading MethodSPRING
Thread Size and Series/type Designator1/4-18 NPT FIRST END
First End Style DesignatorPLAIN
Media for Which DesignedAIR, OIL PUMPED
Body StyleSTRAIGHT THRU
Regulation TypeMANUAL SINGLE STAGE
First End Connection TypeTHREADED INTERNAL PIPE
End Connection Quantity2
Second End Relationship with First EndNOT IDENTICAL
Flow Control DeviceDIAPHRAGM
First End Thread DirectionRIGHT-HAND
Manual Control MethodSCREW
FilterNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-081-198240594 INTERCHANGEABLE
Seal,plain Encased
Eaton Corporation Dba Eaton Inoac Div Eaton
5960-00-108-0253 INTERCHANGEABLE
Electron Tube
3110-00-117-0759 INTERCHANGEABLE
Bearing,roller,thrust
5965-00-162-8211SC-B-22556 INTERCHANGEABLE
Microphone Element
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5306-00-281-32744X85 INTERCHANGEABLE
Bolt,machine
Bath Iron Works Corporation
5930-00-356-8129 INTERCHANGEABLE
Switch,push
6650-00-424-7237C47280 INTERCHANGEABLE
Telescope,straight
Brunson Instrument Company Dba Brunson Instrument Co
5950-00-647-5926C745416-1 INTERCHANGEABLE
Transformer,power
L3 Technologies, Inc. Div Communication Systems-East
6625-00-901-559705560 INTERCHANGEABLE
Ammeter
Simpson Electric Company, Inc.
6520-01-061-6445205560 INTERCHANGEABLE
Gage,endodontic
Dentalez, Inc. Dba Star Dental
Cross-Reference Index
Part NumberManufacturer
5560 Imi Cash Valve Inc (USA)
40594 PRIMARY Sullair Corp (USA)
Related Parts
5330-00-081-1982INTERCHANGEABLE
SEAL,PLAIN ENCASED
40594
5960-00-108-0253INTERCHANGEABLE
ELECTRON TUBE
3110-00-117-0759INTERCHANGEABLE
BEARING,ROLLER,THRUST
5965-00-162-8211INTERCHANGEABLE
MICROPHONE ELEMENT
SC-B-22556
5306-00-281-3274INTERCHANGEABLE
BOLT,MACHINE
4X85
5930-00-356-8129INTERCHANGEABLE
SWITCH,PUSH
6650-00-424-7237INTERCHANGEABLE
TELESCOPE,STRAIGHT
C47280
5950-00-647-5926INTERCHANGEABLE
TRANSFORMER,POWER
C745416-1
6625-00-901-5597INTERCHANGEABLE
AMMETER
05560
6520-01-061-6445INTERCHANGEABLE
GAGE,ENDODONTIC
205560
5950-01-066-2002INTERCHANGEABLE
TRANSFORMER,POWER
756718
5999-01-271-0853INTERCHANGEABLE
CONTACT,ELECTRICAL
40594

Frequently Asked Questions

What is NSN 4820-01-190-2833?

NSN 4820-01-190-2833 is a Valve,regulating,fluid Pressure, manufactured by Sullair Corp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-190-2833?

NSN 4820-01-190-2833 has 2 cross-referenced part numbers: 5560 (Imi Cash Valve Inc), 40594 (Sullair Corp).

What NSN replaces 4820-01-190-2833?

There are 12 known substitutes for 4820-01-190-2833: 5330-00-081-1982, 5960-00-108-0253, 3110-00-117-0759 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40594?

Key specifications for 40594: Valve Loading Method: SPRING; Thread Size and Series/type Designator: 1/4-18 NPT FIRST END; First End Style Designator: PLAIN; Media for Which Designed: AIR, OIL PUMPED. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com