PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FRP-2 5 INCHValve,plug

Cunico Corporation · NSN 4820-01-285-2834 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-285-2834 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-285-2834. Primary manufacturer part number: FRP-2 5 INCH.
Features
  • Valve,plug — FSC 4820
  • Nominal Thickness: 0.562 INCHES ALL ENDS IN
  • Nominal Outside Diameter: 9.062 INCHES ALL ENDS IN
  • Flange Face Design: PLAIN ALL ENDS
  • Flange Shape: ROUND WITH HOLES ALL ENDS
  • Connection Type: FLANGE ALL ENDS
  • Bolt Hole Quantity: 10 ALL ENDS
  • Maximum Operating Temp: 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 922 Overall construction
General Description

The Valve,plug, cataloged under National Stock Number 4820-01-285-2834, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cunico Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references 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.

Technical Specifications
ParameterValue
NSN4820-01-285-2834
Primary Part NumberFRP-2 5 INCH
Item NameValve,plug
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCunico Corporation
StatusACTIVE
Nominal Thickness0.562 INCHES ALL ENDS IN
Nominal Outside Diameter9.062 INCHES ALL ENDS IN
Flange Face DesignPLAIN ALL ENDS
Flange ShapeROUND WITH HOLES ALL ENDS
Connection TypeFLANGE ALL ENDS
Bolt Hole Quantity10 ALL ENDS
Maximum Operating Temp200.0 FAHRENHEIT SINGLE RESPONSE DEGF
MaterialCOPPER ALLOY 922 OVERALL
Valve Operation MethodMANUAL
Bolt Circle Nominal Diameter7.812 INCHES ALL ENDS IN
Operating Pressure100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Flow StyleTWO-WAY TWO PORT 90 DEGREE PLUG TURN
Bolt Hole Nominal Diameter0.688 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-01-284-82789048 INTERCHANGEABLE
Disk,valve
Cunico Corporation
4820-01-487-3642CFV-19231-001 ITEM 001 INTERCHANGEABLE
Valve,plug
Cunico Corporation
Cross-Reference Index
Part NumberManufacturer
FRP-2 5 INCH PRIMARY Cunico Corporation (USA)
FRP-2 5IN AND D Cunico Corporation (USA)
DD-1936 5IN FRP-2 Cunico Corporation (USA)
DD-1936 Cunico Corporation (USA)
DD-4936 Cunico Corporation (USA)
Related Parts
4820-01-284-8278INTERCHANGEABLE
DISK,VALVE
9048
4820-01-487-3642INTERCHANGEABLE
VALVE,PLUG
CFV-19231-001 ITEM 001

Frequently Asked Questions

What is NSN 4820-01-285-2834?

NSN 4820-01-285-2834 is a Valve,plug, manufactured by Cunico Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-285-2834?

NSN 4820-01-285-2834 has 5 cross-referenced part numbers: FRP-2 5 INCH (Cunico Corporation), FRP-2 5IN AND D (Cunico Corporation), DD-1936 5IN FRP-2 (Cunico Corporation), DD-1936 (Cunico Corporation), DD-4936 (Cunico Corporation).

What NSN replaces 4820-01-285-2834?

There are 2 known substitutes for 4820-01-285-2834: 4820-01-284-8278, 4820-01-487-3642. Verify interchangeability with system specifications before substitution.

What are the specifications of FRP-2 5 INCH?

Key specifications for FRP-2 5 INCH: Nominal Thickness: 0.562 INCHES ALL ENDS IN; Special Features: SELF LUBRICATED; Nominal Outside Diameter: 9.062 INCHES ALL ENDS IN; Flange Face Design: PLAIN ALL ENDS. 14 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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