PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MSSSP110-TY 2 CL A ST 3 SZ .375Valve,ball

Sae International Dba Sae International · NSN 4820-00-052-4647 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-052-4647 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-052-4647. Primary manufacturer part number: MSSSP110-TY 2 CL A ST 3 SZ .375.
Features
  • Valve,ball — FSC 4820
  • Material: COPPER BODY
  • Thread Series Designator: NPT ALL ENDS
  • Style Designator: STRAIGHT THRU
  • Media for Which Designed: FUEL/OIL, HYDROCARBON FIRST RESPONSE
  • Nominal Thread Size: 0.375 INCHES ALL ENDS IN
  • Material: COPPER FLOW CONTROL DEVICE
  • Material: COPPER ALLOY STEM
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 4820-00-052-4647, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-052-4647
Primary Part NumberMSSSP110-TY 2 CL A ST 3 SZ .375
Item NameValve,ball
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSae International Dba Sae International
StatusACTIVE
MaterialCOPPER BODY
Thread Series DesignatorNPT ALL ENDS
Style DesignatorSTRAIGHT THRU
Media for Which DesignedFUEL/OIL, HYDROCARBON FIRST RESPONSE
Nominal Thread Size0.375 INCHES ALL ENDS IN
MaterialCOPPER FLOW CONTROL DEVICE
MaterialCOPPER ALLOY STEM
Media for Which DesignedSTEAM SECOND RESPONSE
Operating Pressure15.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Nondefinitive Spec/std Data2 TYPE AND A CLASS AND 3 STYLE
Media for Which DesignedWATER, FRESH THIRD RESPONSE
MaterialPLASTIC POLYTETRAFLUOROETHYLENE SEAT
Operating Pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Maximum Operating Temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
Valve Operation MethodMANUAL
Bonnet Attachment MethodBOLTED
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Bonnet TypeINSIDE SCREW
Thread DirectionRIGHT-HAND ALL ENDS
Operating Pressure400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-052-4646 INTERCHANGEABLE
Valve,ball
4820-00-052-4651 INTERCHANGEABLE
Valve,ball
4820-00-052-4652MSSSP110-TY 2 CL 600 ST 3 SZ 1.5 INTERCHANGEABLE
Valve,ball
Sae International Dba Sae International
4820-00-052-4653MSS-SP110 TY2,CLA,ST3,SZ2 IN INTERCHANGEABLE
Valve,ball
Manufacturers Standardization Society of the Valve and Fittings Industry Inc
4820-00-242-3183BA-300 INTERCHANGEABLE
Valve,ball
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
4820-00-256-2224MSS-SP-110 3/8IN FIG1C INTERCHANGEABLE
Valve,ball
Manufacturers Standardization Society of the Valve and Fittings Industry Inc
4820-00-331-1777 INTERCHANGEABLE
Valve,ball
4820-01-131-95215X716 INTERCHANGEABLE
Valve,ball
W.w. Grainger, Inc. Div Government Sales Division
4820-01-161-091170-101-01 INTERCHANGEABLE
Valve,ball
Aalberts Integrated Piping Systems Americas, Inc.
4820-01-163-99826-1-6200-44 INTERCHANGEABLE
Valve,ball
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
Cross-Reference Index
Part NumberManufacturer
B6000 3/8IN Watts Regulator Company (USA)
D11TT3-8 Portland Valve Llc (USA)
MSS-SP110 3/8 FIG1A Society of Automotive Engineers Inc (USA)
351T 3/8 Portland Valve Llc (USA)
MSS-SP110 3/8 FIG1B Society of Automotive Engineers Inc (USA)
WW-V-35 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
MSS-SP110 Sae International Dba Sae International (USA)
MSSSP110-TY 2 CL A ST 3 SZ .375 PRIMARY Sae International Dba Sae International (USA)
MSS-SP110 3/8 FIG1B Sae International Dba Sae International (USA)
MSS-SP110 Society of Automotive Engineers Inc (USA)
Related Parts
4820-00-052-4646INTERCHANGEABLE
VALVE,BALL
4820-00-052-4651INTERCHANGEABLE
VALVE,BALL
4820-00-052-4652INTERCHANGEABLE
VALVE,BALL
MSSSP110-TY 2 CL 600 ST 3 SZ 1.5
4820-00-052-4653INTERCHANGEABLE
VALVE,BALL
MSS-SP110 TY2,CLA,ST3,SZ2 IN
4820-00-242-3183INTERCHANGEABLE
VALVE,BALL
BA-300
4820-00-256-2224INTERCHANGEABLE
VALVE,BALL
MSS-SP-110 3/8IN FIG1C
4820-00-331-1777INTERCHANGEABLE
VALVE,BALL
4820-01-131-9521INTERCHANGEABLE
VALVE,BALL
5X716
4820-01-161-0911INTERCHANGEABLE
VALVE,BALL
70-101-01
4820-01-163-9982INTERCHANGEABLE
VALVE,BALL
6-1-6200-44
4820-01-172-8229INTERCHANGEABLE
VALVE,BALL
SP-B-12-S-2
4820-01-216-4319INTERCHANGEABLE
VALVE,BALL

Frequently Asked Questions

What is NSN 4820-00-052-4647?

NSN 4820-00-052-4647 is a Valve,ball, manufactured by Sae International Dba Sae International, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-052-4647?

NSN 4820-00-052-4647 has 10 cross-referenced part numbers: B6000 3/8IN (Watts Regulator Company), D11TT3-8 (Portland Valve Llc), MSS-SP110 3/8 FIG1A (Society of Automotive Engineers Inc), 351T 3/8 (Portland Valve Llc), MSS-SP110 3/8 FIG1B (Society of Automotive Engineers Inc) and 5 more.

What NSN replaces 4820-00-052-4647?

There are 12 known substitutes for 4820-00-052-4647: 4820-00-052-4646, 4820-00-052-4651, 4820-00-052-4652 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MSSSP110-TY 2 CL A ST 3 SZ .375?

Key specifications for MSSSP110-TY 2 CL A ST 3 SZ .375: Material: COPPER BODY; Thread Series Designator: NPT ALL ENDS; Style Designator: STRAIGHT THRU; Media for Which Designed: FUEL/OIL, HYDROCARBON FIRST RESPONSE. 20 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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