PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51804Stem,fluid Valve

Grove Valve Operations · NSN 4820-00-494-5132 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-494-5132 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-494-5132. Primary manufacturer part number: 51804.
Features
  • Stem,fluid Valve — FSC 4820
  • Largest Outside Diameter: 0.250 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Grove Valve Operations
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-00-494-5132, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-494-5132
Primary Part Number51804
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGrove Valve Operations
StatusACTIVE
Largest Outside Diameter0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6105-00-610-7788 INTERCHANGEABLE
End Bell,electrical Rotating Equ
5962-01-230-4318CJSE145 INTERCHANGEABLE
Microcircuit,linear
Solitron Devices, Inc.
8940-01-481-925751804 INTERCHANGEABLE
Dietary Supplement,therapeutic
Abbott Laboratories, Inc. Dba Ross Products Division Div Ross Products
Cross-Reference Index
Part NumberManufacturer
51804 PRIMARY Grove Valve Operations (USA)
Related Parts
6105-00-610-7788INTERCHANGEABLE
END BELL,ELECTRICAL ROTATING EQU
5962-01-230-4318INTERCHANGEABLE
MICROCIRCUIT,LINEAR
CJSE145
8940-01-481-9257INTERCHANGEABLE
DIETARY SUPPLEMENT,THERAPEUTIC
51804

Frequently Asked Questions

What is NSN 4820-00-494-5132?

NSN 4820-00-494-5132 is a Stem,fluid Valve, manufactured by Grove Valve Operations, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-494-5132?

NSN 4820-00-494-5132 has 1 cross-referenced part number: 51804 (Grove Valve Operations).

What NSN replaces 4820-00-494-5132?

There are 3 known substitutes for 4820-00-494-5132: 6105-00-610-7788, 5962-01-230-4318, 8940-01-481-9257. Verify interchangeability with system specifications before substitution.

What are the specifications of 51804?

Key specifications for 51804: Largest Outside Diameter: 0.250 INCHES NOMINAL IN; Overall Length: 2.937 INCHES NOMINAL IN. 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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