PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

191782-0030Disk,valve

Marotta Controls Inc · NSN 4820-01-229-3418 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-229-3418 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-229-3418. Primary manufacturer part number: 191782-0030.
Features
  • Disk,valve — FSC 4820
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 3 verified cross-references
  • Primary manufacturer: Marotta Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-229-3418, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Marotta Controls Inc. Government technical data includes 2 verified specifications, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-229-3418
Primary Part Number191782-0030
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMarotta Controls Inc
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4820-01-145-7752 INTERCHANGEABLE
Piston,sensing Valve
5360-01-146-1417 INTERCHANGEABLE
Spring,helical,compression
5330-01-229-2861 INTERCHANGEABLE
Retainer,packing
4820-01-229-3069 INTERCHANGEABLE
Seat,valve
5340-01-229-3361 INTERCHANGEABLE
Holder,spring
5360-01-229-3399 INTERCHANGEABLE
Spring,helical,compression
4820-01-291-1701283371-0001 INTERCHANGEABLE
Cartridge Assembly
Marotta Controls Inc
4820-01-303-6456191782-0030 INTERCHANGEABLE
Disk,valve
Marotta Controls Inc
Cross-Reference Index
Part NumberManufacturer
191782-0030 Marotta Controls Inc (USA)
283371-0001 Marotta Controls Inc (USA)
283371-0001ITEM19 Marotta Controls Inc (USA)
Related Parts
4820-01-145-7752INTERCHANGEABLE
PISTON,SENSING VALVE
5360-01-146-1417INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5330-01-229-2861INTERCHANGEABLE
RETAINER,PACKING
4820-01-229-3069INTERCHANGEABLE
SEAT,VALVE
5340-01-229-3361INTERCHANGEABLE
HOLDER,SPRING
5360-01-229-3399INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
4820-01-291-1701INTERCHANGEABLE
CARTRIDGE ASSEMBLY
283371-0001
4820-01-303-6456INTERCHANGEABLE
DISK,VALVE
191782-0030

Frequently Asked Questions

What is NSN 4820-01-229-3418?

NSN 4820-01-229-3418 is a Disk,valve, manufactured by Marotta Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-229-3418?

NSN 4820-01-229-3418 has 3 cross-referenced part numbers: 191782-0030 (Marotta Controls Inc), 283371-0001 (Marotta Controls Inc), 283371-0001ITEM19 (Marotta Controls Inc).

What NSN replaces 4820-01-229-3418?

There are 8 known substitutes for 4820-01-229-3418: 4820-01-145-7752, 5360-01-146-1417, 5330-01-229-2861 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 191782-0030?

Key specifications for 191782-0030: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 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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