PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1815-00Seat,valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-509-2062 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-509-2062 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-509-2062. Primary manufacturer part number: 1815-00.
Features
  • Seat,valve — FSC 4820
  • Material: NICKEL ALLOY SEAT
  • 3 verified cross-references
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy Seat construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-509-2062, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-509-2062
Primary Part Number1815-00
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
MaterialNICKEL ALLOY SEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5340-00-057-9535181500 INTERCHANGEABLE
Lever,manual Control
Telemechanics Inc
5340-01-165-355911-1001-04-2 INTERCHANGEABLE
Lever,manual Control
Essex Industries, Inc.
4820-01-509-16001814-00 INTERCHANGEABLE
Liner,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-509-25971816-00 INTERCHANGEABLE
Retainer,disk,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-509-26411813-00 INTERCHANGEABLE
Stem,fluid Valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-509-292140722-402 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-509-29991829-00 INTERCHANGEABLE
Stem,support,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5998-01-627-12764072-2-4 INTERCHANGEABLE
Circuit Card Assembly
Astronics Test Systems Inc
4820-01-679-676840722-404 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
40722-4 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40722-4 FIND NO. 13 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
1815-00 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
5340-00-057-9535INTERCHANGEABLE
LEVER,MANUAL CONTROL
181500
5340-01-165-3559INTERCHANGEABLE
LEVER,MANUAL CONTROL
11-1001-04-2
4820-01-509-1600INTERCHANGEABLE
LINER,VALVE
1814-00
4820-01-509-2597INTERCHANGEABLE
RETAINER,DISK,VALVE
1816-00
4820-01-509-2641INTERCHANGEABLE
STEM,FLUID VALVE
1813-00
4820-01-509-2921INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40722-402
4820-01-509-2999INTERCHANGEABLE
STEM,SUPPORT,VALVE
1829-00
5998-01-627-1276INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
4072-2-4
4820-01-679-6768INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
40722-404

Frequently Asked Questions

What is NSN 4820-01-509-2062?

NSN 4820-01-509-2062 is a Seat,valve, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-509-2062?

NSN 4820-01-509-2062 has 3 cross-referenced part numbers: 40722-4 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40722-4 FIND NO. 13 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 1815-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-509-2062?

There are 9 known substitutes for 4820-01-509-2062: 5340-00-057-9535, 5340-01-165-3559, 4820-01-509-1600 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1815-00?

Key specifications for 1815-00: Material: NICKEL ALLOY SEAT; Special Features: NHA PRESSURE REDUCER VALVE. 2 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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