PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

363 1 1/2INValve,gate

Flowserve Inc · NSN 4820-01-230-3493 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-230-3493 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-230-3493. Primary manufacturer part number: 363 1 1/2IN.
Features
  • Valve,gate — FSC 4820
  • Bolt Hole Quantity: 4
  • Bonnet Type: OUTSIDE SCREW-YOKE
  • Pressure Class: ERR-060
  • Maximum Operating Temp and Media for Which Designed: 1000.0 FAHRENHEIT STEAM AND 100.0 FAHRENHEIT WATER-OIL-GAS DEGF
  • Stem Type: RISING
  • Material Document and Classification: ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Material: STEEL UNS K03504 BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Uns K03504 Body construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-01-230-3493, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Inc. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-230-3493
Primary Part Number363 1 1/2IN
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFlowserve Inc
StatusACTIVE
Bolt Hole Quantity4
Bonnet TypeOUTSIDE SCREW-YOKE
Pressure ClassERR-060
Maximum Operating Temp and Media for Which Designed1000.0 FAHRENHEIT STEAM AND 100.0 FAHRENHEIT WATER-OIL-GAS DEGF
Stem TypeRISING
Material Document and ClassificationASTM A105 ASSN STD SINGLE MATERIAL RESPONSE BODY
MaterialSTEEL UNS K03504 BODY
Flange Face DesignRAISED
Face to Face Distance7.500 INCHES IN
Inlet Relationship with OutletIDENTICAL
Operating Pressure and Type50.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 740.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
Bonnet Attachment MethodBOLTED
MaterialSTEEL CORROSION RESISTING DISK
MaterialSTEEL CORROSION RESISTING SEAT
Valve Size1.500 INCHES IN
Connection TypeFLANGE, ROUND W/HOLES
Flange Diameter6.125 INCHES IN
Valve Operation MethodMANUAL
Features ProvidedBONNET PACKING
MaterialSTEEL CORROSION RESISTING STEM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
7510-00-996-60977000019234 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3m Company
Cross-Reference Index
Part NumberManufacturer
363 1 1/2IN PRIMARY Flowserve Inc (USA)
Related Parts
7510-00-996-6097INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
7000019234

Frequently Asked Questions

What is NSN 4820-01-230-3493?

NSN 4820-01-230-3493 is a Valve,gate, manufactured by Flowserve Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-230-3493?

NSN 4820-01-230-3493 has 1 cross-referenced part number: 363 1 1/2IN (Flowserve Inc).

What NSN replaces 4820-01-230-3493?

There is 1 known substitute for 4820-01-230-3493: 7510-00-996-6097. Verify interchangeability with system specifications before substitution.

What are the specifications of 363 1 1/2IN?

Key specifications for 363 1 1/2IN: Bolt Hole Quantity: 4; Bonnet Type: OUTSIDE SCREW-YOKE; Pressure Class: ERR-060; Maximum Operating Temp and Media for Which Designed: 1000.0 FAHRENHEIT STEAM AND 100.0 FAHRENHEIT WATER-OIL-GAS DEGF. 21 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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