PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6002-164 ITEM 2Seat,valve

Huntington Ingalls Inc Div Newport News Shipbuilding · NSN 4820-01-238-6028 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-238-6028 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-238-6028. Primary manufacturer part number: 6002-164 ITEM 2.
Features
  • Seat,valve — FSC 4820
  • Material: STEEL OVERALL
  • 4 verified cross-references
  • Primary manufacturer: Huntington Ingalls Inc Div Newport News Shipbuilding
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-238-6028, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Huntington Ingalls Inc Div Newport News Shipbuilding. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, 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
NSN4820-01-238-6028
Primary Part Number6002-164 ITEM 2
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHuntington Ingalls Inc Div Newport News Shipbuilding
StatusACTIVE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3040-00-604-20596002-164 INTERCHANGEABLE
Shaft,shouldered
Raytheon Company Div Rmd Strategic
4820-01-230-89556002-164 ITEM 1 INTERCHANGEABLE
Seat,valve
Huntington Ingalls Inc Div Newport News Shipbuilding
4820-01-232-24366002-164 ITEM 4 INTERCHANGEABLE
Seat,valve
Huntington Ingalls Inc Div Newport News Shipbuilding
Cross-Reference Index
Part NumberManufacturer
6002-164 ITEM 2 PRIMARY Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
4497220 ITEM 2 Naval Ship Systems Command (USA)
6002-164 Huntington Ingalls Inc Div Newport News Shipbuilding (USA)
4497220 Naval Ship Systems Command (USA)
Related Parts
3040-00-604-2059INTERCHANGEABLE
SHAFT,SHOULDERED
6002-164
4820-01-230-8955INTERCHANGEABLE
SEAT,VALVE
6002-164 ITEM 1
4820-01-232-2436INTERCHANGEABLE
SEAT,VALVE
6002-164 ITEM 4

Frequently Asked Questions

What is NSN 4820-01-238-6028?

NSN 4820-01-238-6028 is a Seat,valve, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-238-6028?

NSN 4820-01-238-6028 has 4 cross-referenced part numbers: 6002-164 ITEM 2 (Huntington Ingalls Inc Div Newport News Shipbuilding), 4497220 ITEM 2 (Naval Ship Systems Command), 6002-164 (Huntington Ingalls Inc Div Newport News Shipbuilding), 4497220 (Naval Ship Systems Command).

What NSN replaces 4820-01-238-6028?

There are 3 known substitutes for 4820-01-238-6028: 3040-00-604-2059, 4820-01-230-8955, 4820-01-232-2436. Verify interchangeability with system specifications before substitution.

What are the specifications of 6002-164 ITEM 2?

Key specifications for 6002-164 ITEM 2: Material: STEEL OVERALL. 1 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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