PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

709-00Seat,valve

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4820-01-273-0528 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-273-0528 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-273-0528. Primary manufacturer part number: 709-00.
Features
  • Seat,valve — FSC 4820
  • Material: NICKEL ALLOY OVERALL
  • Criticality Code Justification: FEAT
  • 2 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 Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-273-0528, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-273-0528
Primary Part Number709-00
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
MaterialNICKEL ALLOY OVERALL
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5340-00-353-0461168681R1 INTERCHANGEABLE
Cover,access
Navistar Intl Corp Truck Br Ohio Plant
5120-00-494-189525ZR INTERCHANGEABLE
Clamp,plier
Stanley Tools Div of Stanley Works
5360-01-425-995370900 INTERCHANGEABLE
Spring,helical,compression
Ingersoll-Rand Co Material Handling Div
Cross-Reference Index
Part NumberManufacturer
709-00 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
709 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
5340-00-353-0461INTERCHANGEABLE
COVER,ACCESS
168681R1
5120-00-494-1895INTERCHANGEABLE
CLAMP,PLIER
25ZR
5360-01-425-9953INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
70900

Frequently Asked Questions

What is NSN 4820-01-273-0528?

NSN 4820-01-273-0528 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 4820-01-273-0528?

NSN 4820-01-273-0528 has 2 cross-referenced part numbers: 709-00 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 709 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4820-01-273-0528?

There are 3 known substitutes for 4820-01-273-0528: 5340-00-353-0461, 5120-00-494-1895, 5360-01-425-9953. Verify interchangeability with system specifications before substitution.

What are the specifications of 709-00?

Key specifications for 709-00: Material: NICKEL ALLOY OVERALL; Criticality Code Justification: FEAT; End Item Identification: TARAWA CLASS LHA, TICONDEROGA CLASS CG (47), OSPREY CLASS MHC, IWO JIMA CLASS LPH.; Special Features: WEAPON SYSTEM ESSENTIAL. 4 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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