PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILV1202Valve,angle

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4820-00-274-3556 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-274-3556 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-274-3556. Primary manufacturer part number: MILV1202.
Features
  • Valve,angle — FSC 4820
  • Renewable Seat Ring Type: THREADED
  • Material: COPPER ALLOY OR NICKEL ALLOY FLOW CONTROL DEVICE
  • Thread Direction: RIGHT-HAND ALL ENDS
  • Bonnet Attachment Method: BOLTED
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Material: COPPER ALLOY BODY
  • Flow Control Device: DISK
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy or Nickel Alloy Flow Control Device construction
General Description

The Valve,angle, cataloged under National Stock Number 4820-00-274-3556, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 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
NSN4820-00-274-3556
Primary Part NumberMILV1202
Item NameValve,angle
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Renewable Seat Ring TypeTHREADED
MaterialCOPPER ALLOY OR NICKEL ALLOY FLOW CONTROL DEVICE
Thread DirectionRIGHT-HAND ALL ENDS
Bonnet Attachment MethodBOLTED
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
MaterialCOPPER ALLOY BODY
Flow Control DeviceDISK
MaterialCOPPER ALLOY OR NICKEL ALLOY SEAT
Features ProvidedBONNET PACKING
Nominal Thread Size0.250 INCHES ALL ENDS IN
Thread Series DesignatorNPT ALL ENDS
Operating Pressure100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MaterialNICKEL ALLOY STEM
Nondefinitive Spec/std DataB TYPE
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Media for Which DesignedSTEAM SINGLE RESPONSE
Valve Operation MethodMANUAL
Style DesignatorANGLE
Bonnet TypeINSIDE SCREW
Maximum Operating Temp425.0 FAHRENHEIT SINGLE RESPONSE DEGF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-227-0168045 1-4 INTERCHANGEABLE
Valve,globe
Fairbanks Co the
4820-00-262-6876 INTERCHANGEABLE
Valve,globe
4820-00-262-6877 INTERCHANGEABLE
Valve,globe
4820-00-262-6884 INTERCHANGEABLE
Valve,globe
4820-00-262-6885 INTERCHANGEABLE
Valve,globe
4820-00-274-3558 INTERCHANGEABLE
Valve,angle
4820-00-274-3560 INTERCHANGEABLE
Valve,angle
4820-00-274-3562 INTERCHANGEABLE
Valve,angle
4820-00-274-3563 INTERCHANGEABLE
Valve,angle
4820-00-274-3564 INTERCHANGEABLE
Valve,angle
Cross-Reference Index
Part NumberManufacturer
MILV1202 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MSS SP-80 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILV1202 White Consolidated Industries Inc Sarco Marsh Valve Div (USA)
MILV1202 Samuel Levine Plumbing and Heating Supplies, Inc. Div Slphs Inc (USA)
Related Parts
4820-00-227-0168INTERCHANGEABLE
VALVE,GLOBE
045 1-4
4820-00-262-6876INTERCHANGEABLE
VALVE,GLOBE
4820-00-262-6877INTERCHANGEABLE
VALVE,GLOBE
4820-00-262-6884INTERCHANGEABLE
VALVE,GLOBE
4820-00-262-6885INTERCHANGEABLE
VALVE,GLOBE
4820-00-274-3558INTERCHANGEABLE
VALVE,ANGLE
4820-00-274-3560INTERCHANGEABLE
VALVE,ANGLE
4820-00-274-3562INTERCHANGEABLE
VALVE,ANGLE
4820-00-274-3563INTERCHANGEABLE
VALVE,ANGLE
4820-00-274-3564INTERCHANGEABLE
VALVE,ANGLE
4820-00-274-3565INTERCHANGEABLE
VALVE,ANGLE
4820-00-274-3567INTERCHANGEABLE
VALVE,ANGLE

Frequently Asked Questions

What is NSN 4820-00-274-3556?

NSN 4820-00-274-3556 is a Valve,angle, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-274-3556?

NSN 4820-00-274-3556 has 4 cross-referenced part numbers: MILV1202 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MSS SP-80 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILV1202 (White Consolidated Industries Inc Sarco Marsh Valve Div), MILV1202 (Samuel Levine Plumbing and Heating Supplies, Inc. Div Slphs Inc).

What NSN replaces 4820-00-274-3556?

There are 12 known substitutes for 4820-00-274-3556: 4820-00-227-0168, 4820-00-262-6876, 4820-00-262-6877 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILV1202?

Key specifications for MILV1202: Renewable Seat Ring Type: THREADED; Material: COPPER ALLOY OR NICKEL ALLOY FLOW CONTROL DEVICE; Thread Direction: RIGHT-HAND ALL ENDS; Bonnet Attachment Method: BOLTED. 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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