PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1-2FValve,angle

Carpenter Mfg Corp · NSN 4820-00-829-1250 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-829-1250 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-829-1250. Primary manufacturer part number: 1-2F.
Features
  • Valve,angle — FSC 4820
  • Connection Type: THREADED INTERNAL PIPE SECOND END
  • Connection Style: PLAIN,OPTIONAL END(PIPE) FIRST END
  • Style Designator: ANGLE
  • Nominal Pipe Size Accommodated: 0.500 INCHES FIRST END IN
  • Material: COPPER ALLOY BODY
  • Thread Quantity Per Inch: 14 FIRST END
  • Connection Type: THREADED INTERNAL PIPE FIRST END
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,angle, cataloged under National Stock Number 4820-00-829-1250, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Carpenter Mfg Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-829-1250
Primary Part Number1-2F
Item NameValve,angle
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCarpenter Mfg Corp
StatusACTIVE
Connection TypeTHREADED INTERNAL PIPE SECOND END
Connection StylePLAIN,OPTIONAL END(PIPE) FIRST END
Style DesignatorANGLE
Nominal Pipe Size Accommodated0.500 INCHES FIRST END IN
MaterialCOPPER ALLOY BODY
Thread Quantity Per Inch14 FIRST END
Connection TypeTHREADED INTERNAL PIPE FIRST END
Valve Operation MethodMANUAL
MaterialCOPPER ALLOY SEAT
MaterialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
Maximum Operating Temp350.0 FAHRENHEIT SINGLE RESPONSE DEGF
Thread DirectionRIGHT-HAND FIRST END
Flow Control DeviceNEEDLE
Nominal Thread Size0.500 INCHES FIRST END IN
MaterialSTEEL CORROSION RESISTING STEM
Thread Series DesignatorNPT FIRST END
Operating Pressure1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
3805-00-197-4184 INTERCHANGEABLE
Grader,road,motorized
3010-00-239-343514879-13 INTERCHANGEABLE
Coupling,shaft,flexible
Calgon Carbon Uv Technologies Llc Dba Hyde Marine
4820-00-289-2121 INTERCHANGEABLE
Valve,regulating,fluid Pressure
6720-00-356-6747 INTERCHANGEABLE
Arm
5365-00-375-181125006-10-6 INTERCHANGEABLE
Spacer
Hdt Expeditionary Systems Inc
3655-00-430-5077 INTERCHANGEABLE
Cartridge
5910-00-615-581012F INTERCHANGEABLE
Capacitor,fixed,electrolytic
Reliance Comm/tec Corp Lorain Products Div
5961-01-026-288412F INTERCHANGEABLE
Transistor
Lucent Technologies Inc Corporate Headquarters
4730-01-293-511212F INTERCHANGEABLE
Coupling Half,quick Disconnect
Parrish Enterprises, Ltd. Dba Pt Coupling Div Pt
4730-01-641-419312-F INTERCHANGEABLE
Cap,pipe
Qmc Technologies, Inc. Div Buyfittingsonline.com
Cross-Reference Index
Part NumberManufacturer
1-2F Carpenter Mfg Corp (USA)
Related Parts
3805-00-197-4184INTERCHANGEABLE
GRADER,ROAD,MOTORIZED
3010-00-239-3435INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
14879-13
4820-00-289-2121INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
6720-00-356-6747INTERCHANGEABLE
ARM
5365-00-375-1811INTERCHANGEABLE
SPACER
25006-10-6
3655-00-430-5077INTERCHANGEABLE
CARTRIDGE
5910-00-615-5810INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
12F
5961-01-026-2884INTERCHANGEABLE
TRANSISTOR
12F
4730-01-293-5112INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
12F
4730-01-641-4193INTERCHANGEABLE
CAP,PIPE
12-F

Frequently Asked Questions

What is NSN 4820-00-829-1250?

NSN 4820-00-829-1250 is a Valve,angle, manufactured by Carpenter Mfg Corp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-829-1250?

NSN 4820-00-829-1250 has 1 cross-referenced part number: 1-2F (Carpenter Mfg Corp).

What NSN replaces 4820-00-829-1250?

There are 10 known substitutes for 4820-00-829-1250: 3805-00-197-4184, 3010-00-239-3435, 4820-00-289-2121 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1-2F?

Key specifications for 1-2F: Connection Type: THREADED INTERNAL PIPE SECOND END; Connection Style: PLAIN,OPTIONAL END(PIPE) FIRST END; Style Designator: ANGLE; Nominal Pipe Size Accommodated: 0.500 INCHES FIRST END IN. 18 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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