PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

472AS104Valve,vent

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 4820-01-049-1323 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-049-1323 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-049-1323. Primary manufacturer part number: 472AS104.
Features
  • Valve,vent — FSC 4820
  • Style Designator: STRAIGHT THRU
  • Media for Which Designed: AIR SINGLE RESPONSE
  • Nominal Thread Size: 0.125 INCHES FIRST END IN
  • Operating Pressure: 45.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Material: STEEL CORROSION RESISTING OVERALL
  • Thread Series Designator: NPSH ALL ENDS
  • Thread Direction: RIGHT-HAND FIRST END
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Valve,vent, cataloged under National Stock Number 4820-01-049-1323, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 9 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-049-1323
Primary Part Number472AS104
Item NameValve,vent
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusACTIVE
Style DesignatorSTRAIGHT THRU
Media for Which DesignedAIR SINGLE RESPONSE
Nominal Thread Size0.125 INCHES FIRST END IN
Operating Pressure45.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MaterialSTEEL CORROSION RESISTING OVERALL
Thread Series DesignatorNPSH ALL ENDS
Thread DirectionRIGHT-HAND FIRST END
Connection StylePLAIN (PIPE) FIRST END
Connection TypeTHREADED EXTERNAL PIPE FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
2530-00-391-4362FD9090 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
3040-00-541-0995210165 INTERCHANGEABLE
Ball Joint
Cummins Inc.
2520-00-735-11367351136 INTERCHANGEABLE
Universal Joint,vehicular
U S Army Tank Automotive Command Amsta-Im-Mm
5342-00-763-9475 INTERCHANGEABLE
Caster,special
5120-01-127-68719090 INTERCHANGEABLE
Alignment Tool,electronic Equipm
Gc/waldom Inc
2990-01-212-766512004 INTERCHANGEABLE
Arrester,spark Exhaust
Donaldson Company, Inc.
6525-01-566-7778EVG9S000 INTERCHANGEABLE
Cassette and Plate
Agfa Healthcare Corporation
Cross-Reference Index
Part NumberManufacturer
472AS104 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
9090 Miller K J Corp (USA)
Related Parts
2530-00-391-4362INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
FD9090
3040-00-541-0995INTERCHANGEABLE
BALL JOINT
210165
2520-00-735-1136INTERCHANGEABLE
UNIVERSAL JOINT,VEHICULAR
7351136
5342-00-763-9475INTERCHANGEABLE
CASTER,SPECIAL
5120-01-127-6871INTERCHANGEABLE
ALIGNMENT TOOL,ELECTRONIC EQUIPM
9090
2990-01-212-7665INTERCHANGEABLE
ARRESTER,SPARK EXHAUST
12004
6525-01-566-7778INTERCHANGEABLE
CASSETTE AND PLATE
EVG9S000

Frequently Asked Questions

What is NSN 4820-01-049-1323?

NSN 4820-01-049-1323 is a Valve,vent, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-049-1323?

NSN 4820-01-049-1323 has 2 cross-referenced part numbers: 472AS104 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 9090 (Miller K J Corp).

What NSN replaces 4820-01-049-1323?

There are 7 known substitutes for 4820-01-049-1323: 2530-00-391-4362, 3040-00-541-0995, 2520-00-735-1136 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 472AS104?

Key specifications for 472AS104: Style Designator: STRAIGHT THRU; Media for Which Designed: AIR SINGLE RESPONSE; Nominal Thread Size: 0.125 INCHES FIRST END IN; Operating Pressure: 45.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 9 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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