PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S71E41Valve,ball

Rub Incorporated · NSN 4820-00-052-4649 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-052-4649 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-052-4649. Primary manufacturer part number: S71E41.
Features
  • Valve,ball — FSC 4820
  • Media for Which Designed: FUEL/OIL, HYDROCARBON FIRST RESPONSE
  • Style Designator: STRAIGHT THRU
  • Material: COPPER BODY
  • Thread Series Designator: NPT ALL ENDS
  • Operating Pressure: 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
  • Material: COPPER FLOW CONTROL DEVICE
  • Media for Which Designed: STEAM SECOND RESPONSE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Body construction
General Description

The Valve,ball, cataloged under National Stock Number 4820-00-052-4649, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Rub Incorporated. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 9 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
NSN4820-00-052-4649
Primary Part NumberS71E41
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerRub Incorporated
StatusCANCELLED
Media for Which DesignedFUEL/OIL, HYDROCARBON FIRST RESPONSE
Style DesignatorSTRAIGHT THRU
MaterialCOPPER BODY
Thread Series DesignatorNPT ALL ENDS
Operating Pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
MaterialCOPPER FLOW CONTROL DEVICE
Media for Which DesignedSTEAM SECOND RESPONSE
Nominal Thread Size0.750 INCHES ALL ENDS IN
Nondefinitive Spec/std Data2 TYPE AND A CLASS AND 3 STYLE
Media for Which DesignedWATER, FRESH THIRD RESPONSE
MaterialCOPPER ALLOY STEM
Operating Pressure15.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
MaterialPLASTIC POLYTETRAFLUOROETHYLENE SEAT
Operating Pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS
Valve Operation MethodMANUAL
Thread DirectionRIGHT-HAND ALL ENDS
Bonnet Attachment MethodBOLTED
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Maximum Operating Temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
Bonnet TypeINSIDE SCREW
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
7690-00-260-781134351 INTERCHANGEABLE
Marker,identification
Brady United States
5330-00-290-15322201A INTERCHANGEABLE
Seal,plain Encased
Electromech Technologies Llc
5977-00-799-4612701-0410 INTERCHANGEABLE
Brush,electrical Contact
Mersen Usa Ptt Corp Dba Mersen Usa - Salem Branch Div Mersen Usa Bn Corp
5950-00-811-0462674693 INTERCHANGEABLE
Transformer,power Autotransforme
Lockheed Martin Corporation Div Rms - Mitchel Field
5120-01-037-26830-471 INTERCHANGEABLE
Wrench,spanner
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5310-01-049-221250361 INTERCHANGEABLE
Washer,flat
Paccar Winch Inc Dba Paccar Winch Division
5950-01-052-9295 INTERCHANGEABLE
Transformer,radio Frequency
4820-01-203-536470-104-10 INTERCHANGEABLE
Valve,ball
Conbraco Industries Inc
5930-01-309-8644 INTERCHANGEABLE
Switch,pressure
5120-01-368-1832 INTERCHANGEABLE
Wrench,spanner
Cross-Reference Index
Part NumberManufacturer
3/4-11-1100TT Texas Instruments Incorporated (USA)
70-104-10 Aalberts Integrated Piping Systems Americas, Inc. (USA)
S70E41 Rub Incorporated (USA)
3/4 351T Metso Automation Usa, Inc (USA)
S71E41 PRIMARY Rub Incorporated (USA)
3/4-11-1100TT Portland Valve Llc (USA)
U8292 Goodrich Corporation Dba Goodrich Corp (USA)
4520-B-20-TT3/4 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
WW-V-35 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
50361 Wolverine Brass Inc (USA)
3/4 351 Metso Automation Usa, Inc (USA)
Related Parts
7690-00-260-7811INTERCHANGEABLE
MARKER,IDENTIFICATION
34351
5330-00-290-1532INTERCHANGEABLE
SEAL,PLAIN ENCASED
2201A
5977-00-799-4612INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
701-0410
5950-00-811-0462INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
674693
5120-01-037-2683INTERCHANGEABLE
WRENCH,SPANNER
0-471
5310-01-049-2212INTERCHANGEABLE
WASHER,FLAT
50361
5950-01-052-9295INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
4820-01-203-5364INTERCHANGEABLE
VALVE,BALL
70-104-10
5930-01-309-8644INTERCHANGEABLE
SWITCH,PRESSURE
5120-01-368-1832INTERCHANGEABLE
WRENCH,SPANNER
4720-01-478-8635INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
5365-01-699-4882INTERCHANGEABLE
SPACER,STRAIGHT
50361

Frequently Asked Questions

What is NSN 4820-00-052-4649?

NSN 4820-00-052-4649 is a Valve,ball, manufactured by Rub Incorporated, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-052-4649?

NSN 4820-00-052-4649 has 11 cross-referenced part numbers: 3/4-11-1100TT (Texas Instruments Incorporated), 70-104-10 (Aalberts Integrated Piping Systems Americas, Inc.), S70E41 (Rub Incorporated), 3/4 351T (Metso Automation Usa, Inc), S71E41 (Rub Incorporated) and 6 more.

What NSN replaces 4820-00-052-4649?

There are 12 known substitutes for 4820-00-052-4649: 7690-00-260-7811, 5330-00-290-1532, 5977-00-799-4612 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S71E41?

Key specifications for S71E41: Media for Which Designed: FUEL/OIL, HYDROCARBON FIRST RESPONSE; Style Designator: STRAIGHT THRU; Material: COPPER BODY; Thread Series Designator: NPT ALL ENDS. 21 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-052-4649 still in active supply?

NSN 4820-00-052-4649 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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