PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

212BValve,regulating,fluid Pressure

Grove Valve Operations · NSN 4820-01-235-1466 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-235-1466 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-235-1466. Primary manufacturer part number: 212B.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Flow Control Device: DIAPHRAGM
  • Regulation Type: AUTOMATIC SINGLE STAGE
  • First End Connection Type: THREADED INTERNAL PIPE
  • End Connection Quantity: 2
  • First End Style Designator: PLAIN
  • Body Style: STRAIGHT THRU
  • Thread Size and Series/type Designator: 0.500-14 NPT FIRST END
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Plastic Polychlorotrifluoroethylene Seat construction
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-235-1466, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Grove Valve Operations. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-235-1466
Primary Part Number212B
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGrove Valve Operations
StatusACTIVE
Flow Control DeviceDIAPHRAGM
Regulation TypeAUTOMATIC SINGLE STAGE
First End Connection TypeTHREADED INTERNAL PIPE
End Connection Quantity2
First End Style DesignatorPLAIN
Body StyleSTRAIGHT THRU
Thread Size and Series/type Designator0.500-14 NPT FIRST END
Maximum Inlet Pressure RatingERR-060
MaterialPLASTIC POLYCHLOROTRIFLUOROETHYLENE SEAT
Outlet Pressure Accuracy RatingERR-060
First End Thread DirectionRIGHT-HAND
FilterNOT INCLUDED
Material Document and ClassificationUNABLE TO DECODE
Valve Loading MethodDOME
Second End Relationship with First EndIDENTICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5306-00-145-2775212B INTERCHANGEABLE
Bolt,connecting Rod
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
6250-00-220-2321 INTERCHANGEABLE
Lampholder
4610-00-526-65743C0800002 INTERCHANGEABLE
Demineralizer,water,ion Exchange
Evoqua Water Technologies Llc
5120-00-888-5832DWG5120-00-888-5832 INTERCHANGEABLE
Handle,screwdriver
General Services Administration Federal Supply Service
5340-01-270-290221/2-B INTERCHANGEABLE
Hanger,pipe
Minerallac Electric Co
3450-01-436-4615212B INTERCHANGEABLE
Pipe Lathe System Portable
Tri Tool Inc
Cross-Reference Index
Part NumberManufacturer
FIG.11128P049A Grove Valve Operations (USA)
212B PRIMARY Grove Valve Operations (USA)
Related Parts
5306-00-145-2775INTERCHANGEABLE
BOLT,CONNECTING ROD
212B
6250-00-220-2321INTERCHANGEABLE
LAMPHOLDER
4610-00-526-6574INTERCHANGEABLE
DEMINERALIZER,WATER,ION EXCHANGE
3C0800002
5120-00-888-5832INTERCHANGEABLE
HANDLE,SCREWDRIVER
DWG5120-00-888-5832
5340-01-270-2902INTERCHANGEABLE
HANGER,PIPE
21/2-B
3450-01-436-4615INTERCHANGEABLE
PIPE LATHE SYSTEM PORTABLE
212B

Frequently Asked Questions

What is NSN 4820-01-235-1466?

NSN 4820-01-235-1466 is a Valve,regulating,fluid Pressure, manufactured by Grove Valve Operations, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-235-1466?

NSN 4820-01-235-1466 has 2 cross-referenced part numbers: FIG.11128P049A (Grove Valve Operations), 212B (Grove Valve Operations).

What NSN replaces 4820-01-235-1466?

There are 6 known substitutes for 4820-01-235-1466: 5306-00-145-2775, 6250-00-220-2321, 4610-00-526-6574 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 212B?

Key specifications for 212B: Flow Control Device: DIAPHRAGM; Regulation Type: AUTOMATIC SINGLE STAGE; First End Connection Type: THREADED INTERNAL PIPE; End Connection Quantity: 2. 15 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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