PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

320418Seat,valve

Meggitt North Hollywood Inc · NSN 4820-01-213-1028 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-213-1028 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-213-1028. Primary manufacturer part number: 320418.
Features
  • Seat,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Meggitt North Hollywood Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-213-1028, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Meggitt North Hollywood Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeat,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersMeggitt North Hollywood Inc (CAGE 79318)
Technical Specifications
ParameterValue
NSN4820-01-213-1028
Primary Part Number320418
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMeggitt North Hollywood Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5940-00-421-7432320418 INTERCHANGEABLE
Terminal,lug
Alnitak Corporation
5950-00-657-23901654551 INTERCHANGEABLE
Transformer,pulse
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
320418 PRIMARY Meggitt North Hollywood Inc (USA)
Related Parts
5940-00-421-7432INTERCHANGEABLE
TERMINAL,LUG
320418
5950-00-657-2390INTERCHANGEABLE
TRANSFORMER,PULSE
1654551

Frequently Asked Questions

What is NSN 4820-01-213-1028?

NSN 4820-01-213-1028 is a Seat,valve, manufactured by Meggitt North Hollywood Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-213-1028?

NSN 4820-01-213-1028 has 1 cross-referenced part number: 320418 (Meggitt North Hollywood Inc).

What NSN replaces 4820-01-213-1028?

There are 2 known substitutes for 4820-01-213-1028: 5940-00-421-7432, 5950-00-657-2390. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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