PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

246-33Seat,valve

Johnson Controls Inc Control Products Div · NSN 4820-00-036-3874 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-036-3874 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-036-3874. Primary manufacturer part number: 246-33.
Features
  • Seat,valve — FSC 4820
  • Thread Quantity Per Inch: 16 SINGLE THREADED PORTION
  • Seating Surface Shape: FLAT
  • Nominal Thread Size: 1.625 INCHES SINGLE THREADED PORTION IN
  • Body Inside Diameter: 1.250 INCHES NOMINAL IN
  • Thread Series Designator: UN SINGLE THREADED PORTION
  • Thread Class: 2A SINGLE THREADED PORTION A
  • Material: STEEL CORROSION RESISTING OVERALL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-036-3874, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Johnson Controls Inc Control Products Div. Government technical data includes 12 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-036-3874
Primary Part Number246-33
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerJohnson Controls Inc Control Products Div
StatusACTIVE
Thread Quantity Per Inch16 SINGLE THREADED PORTION
Seating Surface ShapeFLAT
Nominal Thread Size1.625 INCHES SINGLE THREADED PORTION IN
Body Inside Diameter1.250 INCHES NOMINAL IN
Thread Series DesignatorUN SINGLE THREADED PORTION
Thread Class2A SINGLE THREADED PORTION A
MaterialSTEEL CORROSION RESISTING OVERALL
Under Flange Height0.219 INCHES NOMINAL IN
Thread Length0.219 INCHES NOMINAL SINGLE THREADED PORTION IN
Flange Diameter1.875 INCHES NOMINAL IN
Flange Seat to Disk End Height0.250 INCHES NOMINAL IN
Style DesignatorTHREADED FLANGED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6130-01-017-740824633 INTERCHANGEABLE
Converter,frequency,static
Unitron, Lp Dba Unitron Power Systems, Lp ; Atlas Marine Systems
6625-01-206-9965 INTERCHANGEABLE
Voltmeter
6110-01-279-433624633 INTERCHANGEABLE
Starter,motor
Ward Leonard Ct Llc
5962-01-426-29222463-3 INTERCHANGEABLE
Microcircuit,memory
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
6515-01-599-4167100400 INTERCHANGEABLE
Nail,bone
Sign Fracture Care International Dba Sign
Cross-Reference Index
Part NumberManufacturer
246-33 PRIMARY Johnson Controls Inc Control Products Div (USA)
Related Parts
6130-01-017-7408INTERCHANGEABLE
CONVERTER,FREQUENCY,STATIC
24633
6625-01-206-9965INTERCHANGEABLE
VOLTMETER
6110-01-279-4336INTERCHANGEABLE
STARTER,MOTOR
24633
5962-01-426-2922INTERCHANGEABLE
MICROCIRCUIT,MEMORY
2463-3
6515-01-599-4167INTERCHANGEABLE
NAIL,BONE
100400

Frequently Asked Questions

What is NSN 4820-00-036-3874?

NSN 4820-00-036-3874 is a Seat,valve, manufactured by Johnson Controls Inc Control Products Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-036-3874?

NSN 4820-00-036-3874 has 1 cross-referenced part number: 246-33 (Johnson Controls Inc Control Products Div).

What NSN replaces 4820-00-036-3874?

There are 5 known substitutes for 4820-00-036-3874: 6130-01-017-7408, 6625-01-206-9965, 6110-01-279-4336 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 246-33?

Key specifications for 246-33: Thread Quantity Per Inch: 16 SINGLE THREADED PORTION; Seating Surface Shape: FLAT; Nominal Thread Size: 1.625 INCHES SINGLE THREADED PORTION IN; Body Inside Diameter: 1.250 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com