PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TYPE 1/CLASS 300/SIZE 3/4 IN.Valve,globe

Manufacturers Standardization Society of the Valve and Fittings Industry Inc · NSN 4820-00-541-0371 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-541-0371 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-541-0371. Primary manufacturer part number: TYPE 1/CLASS 300/SIZE 3/4 IN..
Features
  • Valve,globe — FSC 4820
  • Maximum Operating Temp: 425.0 FAHRENHEIT SINGLE RESPONSE DEGF
  • Flow Control Device: DISK
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Material: STEEL FLOW CONTROL DEVICE
  • Features Provided: BONNET PACKING
  • Material Document and Classification: A276 ASSN STD SINGLE MATERIAL RESPONSE SEAT
  • Material Document and Classification: QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Flow Control Device construction
General Description

The Valve,globe, cataloged under National Stock Number 4820-00-541-0371, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Manufacturers Standardization Society of the Valve and Fittings Industry Inc. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 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
NSN4820-00-541-0371
Primary Part NumberTYPE 1/CLASS 300/SIZE 3/4 IN.
Item NameValve,globe
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerManufacturers Standardization Society of the Valve and Fittings Industry Inc
StatusCANCELLED
Maximum Operating Temp425.0 FAHRENHEIT SINGLE RESPONSE DEGF
Flow Control DeviceDISK
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
MaterialSTEEL FLOW CONTROL DEVICE
Features ProvidedBONNET PACKING
Material Document and ClassificationA276 ASSN STD SINGLE MATERIAL RESPONSE SEAT
Material Document and ClassificationQQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY
Nominal Thread Size0.750 INCHES ALL ENDS IN
Media for Which DesignedSTEAM SINGLE RESPONSE
Thread Series DesignatorNPT ALL ENDS
Nondefinitive Spec/std Data2 TYPE
Style DesignatorSTRAIGHT THRU
Material Document and ClassificationQQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE STEM
Thread DirectionRIGHT-HAND ALL ENDS
Operating Pressure300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
MaterialCOPPER ALLOY 922 BODY
Bonnet Attachment MethodUNION
MaterialSTEEL SEAT
MaterialCOPPER ALLOY 922 STEM
Valve Operation MethodMANUAL
Renewable Seat Ring TypeTHREADED
Bonnet TypeINSIDE SCREW
Material Document and ClassificationA276 ASSN STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-266-9488 INTERCHANGEABLE
Valve,angle
4820-00-276-8953 INTERCHANGEABLE
Valve,angle
4820-00-541-036155 INTERCHANGEABLE
Valve,angle
Precision Speed Manufacturing, Llc
4820-00-541-0362 INTERCHANGEABLE
Valve,angle
4820-00-541-0363MSS SP-80 TYP3,CL 300,SZ 1/4IN INTERCHANGEABLE
Valve,globe
Manufacturers Standardization Society of the Valve and Fittings Industry Inc
4820-00-541-0366TY1,CL300,SZ1.5IN INTERCHANGEABLE
Valve,angle
Manufacturers Standardization Society of the Valve and Fittings Industry Inc
4820-00-541-0367 INTERCHANGEABLE
Valve,angle
4820-00-541-0368 INTERCHANGEABLE
Valve,angle
4820-00-541-0369 INTERCHANGEABLE
Valve,globe
4820-00-541-0370 INTERCHANGEABLE
Valve,globe
Cross-Reference Index
Part NumberManufacturer
MILV1187 Samuel Levine Plumbing and Heating Supplies, Inc. Div Slphs Inc (USA)
MSS SP-80 Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA)
MILV1187 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
TYPE 1/CLASS 300/SIZE 3/4 IN. PRIMARY Manufacturers Standardization Society of the Valve and Fittings Industry Inc (USA)
MILV1187 Mindeco Corp (USA)
MILV1187 Crane Co Div Valve Div (USA)
MILV1187 Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
160-3-4IN The Walworth Company (USA)
MILV1187 Conbraco Industries Inc R-P and C Valve Div (USA)
427 Conbraco Industries Inc R-P and C Valve Div (USA)
Related Parts
4820-00-266-9488INTERCHANGEABLE
VALVE,ANGLE
4820-00-276-8953INTERCHANGEABLE
VALVE,ANGLE
4820-00-541-0361INTERCHANGEABLE
VALVE,ANGLE
55
4820-00-541-0362INTERCHANGEABLE
VALVE,ANGLE
4820-00-541-0363INTERCHANGEABLE
VALVE,GLOBE
MSS SP-80 TYP3,CL 300,SZ 1/4IN
4820-00-541-0366INTERCHANGEABLE
VALVE,ANGLE
TY1,CL300,SZ1.5IN
4820-00-541-0367INTERCHANGEABLE
VALVE,ANGLE
4820-00-541-0368INTERCHANGEABLE
VALVE,ANGLE
4820-00-541-0369INTERCHANGEABLE
VALVE,GLOBE
4820-00-541-0370INTERCHANGEABLE
VALVE,GLOBE
4820-00-541-0372INTERCHANGEABLE
VALVE,GLOBE
4820-00-541-0373INTERCHANGEABLE
VALVE,GLOBE

Frequently Asked Questions

What is NSN 4820-00-541-0371?

NSN 4820-00-541-0371 is a Valve,globe, manufactured by Manufacturers Standardization Society of the Valve and Fittings Industry Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-541-0371?

NSN 4820-00-541-0371 has 10 cross-referenced part numbers: MILV1187 (Samuel Levine Plumbing and Heating Supplies, Inc. Div Slphs Inc), MSS SP-80 (Manufacturers Standardization Society of the Valve and Fittings Industry Inc), MILV1187 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), TYPE 1/CLASS 300/SIZE 3/4 IN. (Manufacturers Standardization Society of the Valve and Fittings Industry Inc), MILV1187 (Mindeco Corp) and 5 more.

What NSN replaces 4820-00-541-0371?

There are 12 known substitutes for 4820-00-541-0371: 4820-00-266-9488, 4820-00-276-8953, 4820-00-541-0361 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TYPE 1/CLASS 300/SIZE 3/4 IN.?

Key specifications for TYPE 1/CLASS 300/SIZE 3/4 IN.: Maximum Operating Temp: 425.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flow Control Device: DISK; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Material: STEEL FLOW CONTROL DEVICE. 25 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-541-0371 still in active supply?

NSN 4820-00-541-0371 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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