PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

283371-0001ITEM1Seat,valve

Marotta Controls Inc · NSN 4820-01-229-3069 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-229-3069 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-229-3069. Primary manufacturer part number: 283371-0001ITEM1.
Features
  • Seat,valve — FSC 4820
  • 7 verified cross-references
  • Primary manufacturer: Marotta Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-229-3069, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Marotta Controls Inc. This item has 7 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 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)
ManufacturersMarotta Controls Inc (CAGE 99657)
Technical Specifications
ParameterValue
NSN4820-01-229-3069
Primary Part Number283371-0001ITEM1
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMarotta Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-01-145-7752 INTERCHANGEABLE
Piston,sensing Valve
5360-01-146-1416 INTERCHANGEABLE
Spring,helical,compression
5360-01-146-1417 INTERCHANGEABLE
Spring,helical,compression
5330-01-229-2861 INTERCHANGEABLE
Retainer,packing
5340-01-229-3361 INTERCHANGEABLE
Holder,spring
5360-01-229-3399 INTERCHANGEABLE
Spring,helical,compression
4820-01-229-3418 INTERCHANGEABLE
Disk,valve
9540-01-231-7654NAS342-26-7075-0 INTERCHANGEABLE
Angle,structural
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4820-01-235-4352 INTERCHANGEABLE
Seat,valve
4820-01-291-1701283371-0001 INTERCHANGEABLE
Cartridge Assembly
Marotta Controls Inc
Cross-Reference Index
Part NumberManufacturer
283371-0001ITEM1 Marotta Controls Inc (USA)
283371-0001 Marotta Controls Inc (USA)
280048ITEM1 Marotta Controls Inc (USA)
283371-0001ITEM1235324 Marotta Controls Inc (USA)
280048ITEM16 Marotta Controls Inc (USA)
280048ITEM14 Marotta Controls Inc (USA)
235324 Marotta Controls Inc (USA)
Related Parts
4820-01-145-7752INTERCHANGEABLE
PISTON,SENSING VALVE
5360-01-146-1416INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5360-01-146-1417INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5330-01-229-2861INTERCHANGEABLE
RETAINER,PACKING
5340-01-229-3361INTERCHANGEABLE
HOLDER,SPRING
5360-01-229-3399INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4820-01-229-3418INTERCHANGEABLE
DISK,VALVE
9540-01-231-7654INTERCHANGEABLE
ANGLE,STRUCTURAL
NAS342-26-7075-0
4820-01-235-4352INTERCHANGEABLE
SEAT,VALVE
4820-01-291-1701INTERCHANGEABLE
CARTRIDGE ASSEMBLY
283371-0001
4820-01-305-0119INTERCHANGEABLE
SEAT,VALVE
235324
4820-01-349-3791INTERCHANGEABLE
SEAT,VALVE
280048 ITEM 1

Frequently Asked Questions

What is NSN 4820-01-229-3069?

NSN 4820-01-229-3069 is a Seat,valve, manufactured by Marotta Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-229-3069?

NSN 4820-01-229-3069 has 7 cross-referenced part numbers: 283371-0001ITEM1 (Marotta Controls Inc), 283371-0001 (Marotta Controls Inc), 280048ITEM1 (Marotta Controls Inc), 283371-0001ITEM1235324 (Marotta Controls Inc), 280048ITEM16 (Marotta Controls Inc) and 2 more.

What NSN replaces 4820-01-229-3069?

There are 12 known substitutes for 4820-01-229-3069: 4820-01-145-7752, 5360-01-146-1416, 5360-01-146-1417 and 9 more. Verify interchangeability with system specifications before substitution.

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