PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63750Valve,regulating,fluid Pressure

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4820-01-287-4896 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-287-4896 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-287-4896. Primary manufacturer part number: 63750.
Features
  • Valve,regulating,fluid Pressure — FSC 4820
  • Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
  • Material: COPPER ALLOY BODY
  • Criticality Code Justification: ZZZY
  • 2 verified cross-references
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-287-4896, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-287-4896
Primary Part Number63750
Item NameValve,regulating,fluid Pressure
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Reference Number Differentiating CharacteristicsCLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
MaterialCOPPER ALLOY BODY
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4820-01-122-281763750 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
4820-01-408-6993 INTERCHANGEABLE
Piston,valve
4820-01-408-6994 INTERCHANGEABLE
Disk,valve
4820-01-408-719938362 INTERCHANGEABLE
Retainer,seat,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
4820-01-408-720638365 INTERCHANGEABLE
Guide,valve Stem
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Cross-Reference Index
Part NumberManufacturer
63750 Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
63750CP Naval Inventory Control Point Mechanicsburg (USA)
Related Parts
4820-01-122-2817INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
63750
4820-01-408-6993INTERCHANGEABLE
PISTON,VALVE
4820-01-408-6994INTERCHANGEABLE
DISK,VALVE
4820-01-408-7199INTERCHANGEABLE
RETAINER,SEAT,VALVE
38362
4820-01-408-7206INTERCHANGEABLE
GUIDE,VALVE STEM
38365

Frequently Asked Questions

What is NSN 4820-01-287-4896?

NSN 4820-01-287-4896 is a Valve,regulating,fluid Pressure, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-287-4896?

NSN 4820-01-287-4896 has 2 cross-referenced part numbers: 63750 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson), 63750CP (Naval Inventory Control Point Mechanicsburg).

What NSN replaces 4820-01-287-4896?

There are 5 known substitutes for 4820-01-287-4896: 4820-01-122-2817, 4820-01-408-6993, 4820-01-408-6994 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 63750?

Key specifications for 63750: Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330; Material: COPPER ALLOY BODY; Criticality Code Justification: ZZZY. 3 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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