PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6504-3251325REVBPC12Stem,fluid Valve

Naval Sea Systems Command · NSN 4820-00-588-2765 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-588-2765 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-588-2765. Primary manufacturer part number: 6504-3251325REVBPC12.
Features
  • Stem,fluid Valve — FSC 4820
  • Stem Actuating End Type: THREADED EXTERNALLY
  • Material: COPPER ALLOY AND STEEL CORROSION RESISTING
  • Largest Outside Diameter: 0.750 INCHES NOMINAL IN
  • 7 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy and Steel Corrosion Resisting construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-00-588-2765, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, 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
NSN4820-00-588-2765
Primary Part Number6504-3251325REVBPC12
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Stem Actuating End TypeTHREADED EXTERNALLY
MaterialCOPPER ALLOY AND STEEL CORROSION RESISTING
Largest Outside Diameter0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6145-00-127-97628917-4 INTERCHANGEABLE
Wire,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5935-00-177-219730775 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
3120-00-349-9937 INTERCHANGEABLE
Bearing,washer,thrust
5310-00-595-80283077-5 INTERCHANGEABLE
Washer,flat
Philadelphia Valve Co
4730-00-720-4828 INTERCHANGEABLE
Fitting,lubrication
1005-00-887-9293 INTERCHANGEABLE
Carriage,shotgun
5920-01-250-071530196 INTERCHANGEABLE
Cutout Disk,protective
U S Dept of Transportation Federal Aviation Administration
5935-01-475-912630775 INTERCHANGEABLE
Plug,tip
Cooper Crouse-Hinds Llc
Cross-Reference Index
Part NumberManufacturer
30775A Evoqua Water Technologies Llc (USA)
6504-3251325REVBPC12 PRIMARY Naval Sea Systems Command (USA)
6504-3251325REVBPC12 Naval Ship Systems Command (USA)
30659DREVBPC12 Evoqua Water Technologies Llc (USA)
30775000 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
30775 Evoqua Water Technologies Llc (USA)
30775APCALL Evoqua Water Technologies Llc (USA)
Related Parts
6145-00-127-9762INTERCHANGEABLE
WIRE,ELECTRICAL
8917-4
5935-00-177-2197INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
30775
3120-00-349-9937INTERCHANGEABLE
BEARING,WASHER,THRUST
5310-00-595-8028INTERCHANGEABLE
WASHER,FLAT
3077-5
4730-00-720-4828INTERCHANGEABLE
FITTING,LUBRICATION
1005-00-887-9293INTERCHANGEABLE
CARRIAGE,SHOTGUN
5920-01-250-0715INTERCHANGEABLE
CUTOUT DISK,PROTECTIVE
30196
5935-01-475-9126INTERCHANGEABLE
PLUG,TIP
30775

Frequently Asked Questions

What is NSN 4820-00-588-2765?

NSN 4820-00-588-2765 is a Stem,fluid Valve, manufactured by Naval Sea Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-588-2765?

NSN 4820-00-588-2765 has 7 cross-referenced part numbers: 30775A (Evoqua Water Technologies Llc), 6504-3251325REVBPC12 (Naval Sea Systems Command), 6504-3251325REVBPC12 (Naval Ship Systems Command), 30659DREVBPC12 (Evoqua Water Technologies Llc), 30775000 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok) and 2 more.

What NSN replaces 4820-00-588-2765?

There are 8 known substitutes for 4820-00-588-2765: 6145-00-127-9762, 5935-00-177-2197, 3120-00-349-9937 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6504-3251325REVBPC12?

Key specifications for 6504-3251325REVBPC12: Stem Actuating End Type: THREADED EXTERNALLY; Material: COPPER ALLOY AND STEEL CORROSION RESISTING; Largest Outside Diameter: 0.750 INCHES NOMINAL IN; Overall Length: 2.453 INCHES NOMINAL IN. 4 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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