PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

145-00223Disk,valve

Grove Valve Operations · NSN 4820-01-091-2949 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-091-2949 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-091-2949. Primary manufacturer part number: 145-00223.
Features
  • Disk,valve — FSC 4820
  • Flange Seat to Disk End Height: 0.812 INCHES NOMINAL IN
  • Flange Diameter: 0.438 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING
  • Shank Diameter: 0.250 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Grove Valve Operations
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-091-2949, 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 4 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
NSN4820-01-091-2949
Primary Part Number145-00223
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGrove Valve Operations
StatusACTIVE
Flange Seat to Disk End Height0.812 INCHES NOMINAL IN
Flange Diameter0.438 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
Shank Diameter0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5945-00-412-96526999ED334 INTERCHANGEABLE
Relay,electromagnetic
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
4820-01-272-7085 INTERCHANGEABLE
Disk,valve
Cross-Reference Index
Part NumberManufacturer
N841SH1PC26-2 Grove Valve Operations (USA)
N829SH1PC29-1 Grove Valve Operations (USA)
145-00223 PRIMARY Grove Valve Operations (USA)
N841 Grove Valve Operations (USA)
145-00219 Grove Valve Operations (USA)
Related Parts
5945-00-412-9652INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
6999ED334
4820-01-272-7085INTERCHANGEABLE
DISK,VALVE

Frequently Asked Questions

What is NSN 4820-01-091-2949?

NSN 4820-01-091-2949 is a Disk,valve, manufactured by Grove Valve Operations, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-091-2949?

NSN 4820-01-091-2949 has 5 cross-referenced part numbers: N841SH1PC26-2 (Grove Valve Operations), N829SH1PC29-1 (Grove Valve Operations), 145-00223 (Grove Valve Operations), N841 (Grove Valve Operations), 145-00219 (Grove Valve Operations).

What NSN replaces 4820-01-091-2949?

There are 2 known substitutes for 4820-01-091-2949: 5945-00-412-9652, 4820-01-272-7085. Verify interchangeability with system specifications before substitution.

What are the specifications of 145-00223?

Key specifications for 145-00223: Flange Seat to Disk End Height: 0.812 INCHES NOMINAL IN; Flange Diameter: 0.438 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING; Shank Diameter: 0.250 INCHES NOMINAL IN. 5 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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