PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

427-2 1-2Valve,gate

Kennedy Valve Div of Itt Grinnell Valve Co Inc · NSN 4820-00-263-9118 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-263-9118 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-263-9118. Primary manufacturer part number: 427-2 1-2.
Features
  • Valve,gate — FSC 4820
  • Bonnet Attachment Method: UNION
  • Inlet Relationship with Outlet: IDENTICAL
  • Stem Type: RISING
  • Pressure Class: ERR-060
  • Material: COPPER ALLOY 836 BODY
  • Maximum Operating Temp and Media for Which Designed: 406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
  • Nominal Thread Size: 2.500 INCHES IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 836 Body construction
General Description

The Valve,gate, cataloged under National Stock Number 4820-00-263-9118, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Kennedy Valve Div of Itt Grinnell Valve Co Inc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-263-9118
Primary Part Number427-2 1-2
Item NameValve,gate
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKennedy Valve Div of Itt Grinnell Valve Co Inc
StatusCANCELLED
Bonnet Attachment MethodUNION
Inlet Relationship with OutletIDENTICAL
Stem TypeRISING
Pressure ClassERR-060
MaterialCOPPER ALLOY 836 BODY
Maximum Operating Temp and Media for Which Designed406.0 FAHRENHEIT STEAM AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
Nominal Thread Size2.500 INCHES IN
Thread Series DesignatorNPT
Operating Pressure and Type125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
Material Document and ClassificationASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE BODY
Connection TypeTHREADED INTERNAL PIPE
Material Document and ClassificationASTM B-371 ALLOY C69400 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B-99 ALLOY C65100 H04 ASSN STD SINGLE MATERIAL RESPONSE STEM
MaterialCOPPER ALLOY 836 DISK
Material Document and ClassificationASTM B-62 ASSN STD SINGLE MATERIAL RESPONSE DISK
MaterialCOPPER ALLOY 694 OR COPPER ALLOY STEM
Bonnet TypeINSIDE SCREW
Features ProvidedBONNET PACKING
Valve Size2.500 INCHES IN
Valve Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
3110-00-117-0757T113 INTERCHANGEABLE
Bearing,roller,thrust
The Timken Corporation
5120-00-188-3239 INTERCHANGEABLE
Pliers
5136-00-203-6506 INTERCHANGEABLE
Tap,thread Cutting
4820-00-268-9154105-3/4NPT INTERCHANGEABLE
Valve,gate
Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
3010-00-684-0895T11-3 INTERCHANGEABLE
Coupling,shaft,flexible
Roller Bearing Co of America, Inc Div Pic Design
3010-00-752-7597T1-13 INTERCHANGEABLE
Coupling,shaft,flexible
Roller Bearing Co of America, Inc Div Pic Design
5996-00-838-6317T113 INTERCHANGEABLE
Amplifier Assembly
Transico, Inc. Dba Eeco Switch
5365-01-219-0749 INTERCHANGEABLE
Bushing,machine Thread
3030-01-391-50181361733 INTERCHANGEABLE
Belt,positive Drive
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5315-01-459-9375T113 INTERCHANGEABLE
Pin,straight,threaded
Unertl John Optical Co Inc
Cross-Reference Index
Part NumberManufacturer
T113 2 1 2 Nibco Inc (USA)
WWV54 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
427-2 1-2 PRIMARY Kennedy Valve Div of Itt Grinnell Valve Co Inc (USA)
507 PRIMARY William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
525 Kennedy Valve Div of Itt Grinnell Valve Co Inc (USA)
T113-2-1-2 Nibco Inc (USA)
T-113 Nibco Inc (USA)
T113-2 1-2 Nibco Inc (USA)
4 The Walworth Company (USA)
A-2876 2 1/2IN Fairbanks Co the (USA)
Related Parts
3110-00-117-0757INTERCHANGEABLE
BEARING,ROLLER,THRUST
T113
5120-00-188-3239INTERCHANGEABLE
PLIERS
5136-00-203-6506INTERCHANGEABLE
TAP,THREAD CUTTING
4820-00-268-9154INTERCHANGEABLE
VALVE,GATE
105-3/4NPT
3010-00-684-0895INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
T11-3
3010-00-752-7597INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
T1-13
5996-00-838-6317INTERCHANGEABLE
AMPLIFIER ASSEMBLY
T113
5365-01-219-0749INTERCHANGEABLE
BUSHING,MACHINE THREAD
3030-01-391-5018INTERCHANGEABLE
BELT,POSITIVE DRIVE
1361733
5315-01-459-9375INTERCHANGEABLE
PIN,STRAIGHT,THREADED
T113

Frequently Asked Questions

What is NSN 4820-00-263-9118?

NSN 4820-00-263-9118 is a Valve,gate, manufactured by Kennedy Valve Div of Itt Grinnell Valve Co Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-263-9118?

NSN 4820-00-263-9118 has 10 cross-referenced part numbers: T113 2 1 2 (Nibco Inc), WWV54 (Federal Specifications Promulgated by General Services Administration Washington DC), 427-2 1-2 (Kennedy Valve Div of Itt Grinnell Valve Co Inc), 507 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 525 (Kennedy Valve Div of Itt Grinnell Valve Co Inc) and 5 more.

What NSN replaces 4820-00-263-9118?

There are 10 known substitutes for 4820-00-263-9118: 3110-00-117-0757, 5120-00-188-3239, 5136-00-203-6506 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 427-2 1-2?

Key specifications for 427-2 1-2: Bonnet Attachment Method: UNION; Inlet Relationship with Outlet: IDENTICAL; Stem Type: RISING; Pressure Class: ERR-060. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-263-9118 still in active supply?

NSN 4820-00-263-9118 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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