PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WWV51Valve,globe

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 4820-00-288-7533 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-288-7533 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-288-7533. Primary manufacturer part number: WWV51.
Features
  • Valve,globe — FSC 4820
  • Material Document and Classification: ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Material Document and Classification: ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE STEM
  • Bonnet Attachment Method: THREADED
  • Media for Which Designed: STEAM FIRST RESPONSE
  • Thread Quantity Per Inch: 27 FIRST END
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Overall construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-00-288-7533, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-288-7533
Primary Part NumberWWV51
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Material Document and ClassificationASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE BODY
Material Document and ClassificationASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE STEM
Bonnet Attachment MethodTHREADED
Media for Which DesignedSTEAM FIRST RESPONSE
Thread Quantity Per Inch27 FIRST END
Thread DirectionRIGHT-HAND ALL ENDS
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Material Document and ClassificationASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE PACKING
Media for Which DesignedWATER-OIL-GAS SECOND RESPONSE
Nominal Thread Size0.125 INCHES ALL ENDS IN
Valve Operation MethodMANUAL
Operating Pressure200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Features ProvidedBONNET PACKING
Nondefinitive Spec/std Data1 TYPE AND A CLASS
Style DesignatorSTRAIGHT THRU
Thread Series DesignatorNPT ALL ENDS
Material Document and ClassificationASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Bonnet TypeINSIDE SCREW
Flow Control DeviceDISK
MaterialCOPPER ALLOY OVERALL
Material Document and ClassificationASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5355-00-524-0044SCC65018 INTERCHANGEABLE
Knob
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3950-00-538-0339 INTERCHANGEABLE
Body,hydraulic Brake
5950-00-593-479923418 INTERCHANGEABLE
Transformer,power
Astec America Inc.
3456-00-640-301741385500 PC E18 INTERCHANGEABLE
CAGE Assembly,roller Tube Expand
Naval Ship Systems Command
5950-00-648-535723418 INTERCHANGEABLE
Transformer,power
L3harris Technologies, Inc Div Space & Airborne Systems
5940-00-892-3121MS25435-18 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
4730-01-101-73632250-6-8S INTERCHANGEABLE
Elbow,pipe to Tube
Danfoss Power Solutions II, Llc
3040-01-182-174723418 INTERCHANGEABLE
Shaft,shouldered
Eaglepicher Corp
5305-01-198-5530724960-3 INTERCHANGEABLE
Screw,cap,socket Head
Hamilton Sundstrand Corporation Dba Collins Aerospace
3040-01-216-315265018 INTERCHANGEABLE
Housing,mechanical Drive
Adams Rite Aerospace, Inc
Cross-Reference Index
Part NumberManufacturer
WWV51 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
221 Scott Valve Mfg Co (USA)
150 Kennedy Valve Div of Itt Grinnell Valve Co Inc (USA)
6501-8 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
234 1-8 Lunkenheimer Co (USA)
FIG1 Crane Co Div Valve Div (USA)
Related Parts
5355-00-524-0044INTERCHANGEABLE
KNOB
SCC65018
3950-00-538-0339INTERCHANGEABLE
BODY,HYDRAULIC BRAKE
5950-00-593-4799INTERCHANGEABLE
TRANSFORMER,POWER
23418
3456-00-640-3017INTERCHANGEABLE
CAGE ASSEMBLY,ROLLER TUBE EXPAND
41385500 PC E18
5950-00-648-5357INTERCHANGEABLE
TRANSFORMER,POWER
23418
5940-00-892-3121INTERCHANGEABLE
TERMINAL,LUG
MS25435-18
4730-01-101-7363INTERCHANGEABLE
ELBOW,PIPE TO TUBE
2250-6-8S
3040-01-182-1747INTERCHANGEABLE
SHAFT,SHOULDERED
23418
5305-01-198-5530INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
724960-3
3040-01-216-3152INTERCHANGEABLE
HOUSING,MECHANICAL DRIVE
65018
5935-01-318-8064INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
605A0096
5305-01-396-8175INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD

Frequently Asked Questions

What is NSN 4820-00-288-7533?

NSN 4820-00-288-7533 is a Valve,globe, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-288-7533?

NSN 4820-00-288-7533 has 6 cross-referenced part numbers: WWV51 (Federal Specifications Promulgated by General Services Administration Washington DC), 221 (Scott Valve Mfg Co), 150 (Kennedy Valve Div of Itt Grinnell Valve Co Inc), 6501-8 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 234 1-8 (Lunkenheimer Co) and 1 more.

What NSN replaces 4820-00-288-7533?

There are 12 known substitutes for 4820-00-288-7533: 5355-00-524-0044, 3950-00-538-0339, 5950-00-593-4799 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of WWV51?

Key specifications for WWV51: Material Document and Classification: ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE BODY; Material Document and Classification: ASTMCUB000 ASSN STD SINGLE MATERIAL RESPONSE STEM; Bonnet Attachment Method: THREADED; Media for Which Designed: STEAM FIRST RESPONSE. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-288-7533 still in active supply?

NSN 4820-00-288-7533 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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