PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

634E 2INValve,gate

Crane Co Div Valve Div · NSN 4820-00-843-0589 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-843-0589 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-843-0589. Primary manufacturer part number: 634E 2IN.
Features
  • Valve,gate — FSC 4820
  • Material Document and Classification: ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Pressure Class: ERR-060
  • Stem Type: RISING
  • Operating Pressure and Type: 300.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 1000.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
  • Thread Series Designator: NPT
  • Material: COPPER ALLOY 922 DISK
  • Material: COPPER ALLOY STEM
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 922 Disk construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-00-843-0589, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Co Div Valve Div. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN4820-00-843-0589
Primary Part Number634E 2IN
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCrane Co Div Valve Div
StatusACTIVE
Material Document and ClassificationASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY
Pressure ClassERR-060
Stem TypeRISING
Operating Pressure and Type300.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 1000.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
Thread Series DesignatorNPT
MaterialCOPPER ALLOY 922 DISK
MaterialCOPPER ALLOY STEM
MaterialSTEEL COMP 410 SEAT
Maximum Operating Temp and Media for Which Designed550.0 FAHRENHEIT STEAM AND 850.0 FAHRENHEIT WATER-OIL-GAS DEGF
Material Document and ClassificationASTM A-276 TYPE 410 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Material Document and ClassificationASTM WPC ALLOY 69 ASSN STD SINGLE MATERIAL RESPONSE STEM
Bonnet Attachment MethodUNION
Material Document and ClassificationASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE DISK
Features ProvidedBONNET PACKING
Bonnet TypeINSIDE SCREW
Valve Operation MethodMANUAL
Nominal Thread Size2.000 INCHES IN
MaterialCOPPER ALLOY 922 BODY
Connection TypeTHREADED INTERNAL PIPE
Valve Size2.000 INCHES IN
Inlet Relationship with OutletIDENTICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4820-00-062-41390264-N-3-4IN INTERCHANGEABLE
Valve,gate
Fairbanks Co the
4820-00-813-85181184 1-1/4IN INTERCHANGEABLE
Valve,gate
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
4820-00-840-2615W48 1 1/2 IN INTERCHANGEABLE
Valve,gate
The Walworth Company
4820-00-842-64241184-700-38 INTERCHANGEABLE
Valve,gate
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
6645-00-846-9206531248-1 INTERCHANGEABLE
Meter,time Totalizing
Instruments and Flight Research, Inc.
4820-00-882-2313TYPE 2/CL 300/SIZE 1/4 IN INTERCHANGEABLE
Valve,gate
Manufacturers Standardization Society of the Valve and Fittings Industry Inc
4820-00-988-91950264B-1-2 INTERCHANGEABLE
Valve,gate
Fairbanks Co the
Cross-Reference Index
Part NumberManufacturer
634E Crane Co Div Valve Div (USA)
2377S 2IN William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
634E 2IN PRIMARY Crane Co Div Valve Div (USA)
2377S William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
Related Parts
4820-00-062-4139INTERCHANGEABLE
VALVE,GATE
0264-N-3-4IN
4820-00-813-8518INTERCHANGEABLE
VALVE,GATE
1184 1-1/4IN
4820-00-840-2615INTERCHANGEABLE
VALVE,GATE
W48 1 1/2 IN
4820-00-842-6424INTERCHANGEABLE
VALVE,GATE
1184-700-38
6645-00-846-9206INTERCHANGEABLE
METER,TIME TOTALIZING
531248-1
4820-00-882-2313INTERCHANGEABLE
VALVE,GATE
TYPE 2/CL 300/SIZE 1/4 IN
4820-00-988-9195INTERCHANGEABLE
VALVE,GATE
0264B-1-2

Frequently Asked Questions

What is NSN 4820-00-843-0589?

NSN 4820-00-843-0589 is a Valve,gate, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-843-0589?

NSN 4820-00-843-0589 has 4 cross-referenced part numbers: 634E (Crane Co Div Valve Div), 2377S 2IN (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 634E 2IN (Crane Co Div Valve Div), 2377S (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).

What NSN replaces 4820-00-843-0589?

There are 7 known substitutes for 4820-00-843-0589: 4820-00-062-4139, 4820-00-813-8518, 4820-00-840-2615 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 634E 2IN?

Key specifications for 634E 2IN: Material Document and Classification: ASTM B-61 ASSN STD SINGLE MATERIAL RESPONSE BODY; Pressure Class: ERR-060; Stem Type: RISING; Operating Pressure and Type: 300.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 1000.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS. 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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