PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2300-4Valve,regulating,fluid Pressure

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4810-00-858-0477 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-00-858-0477 — this item is cataloged by the U.S. Government under National Stock Number 4810-00-858-0477. Primary manufacturer part number: 2300-4.
Features
  • Valve,regulating,fluid Pressure — FSC 4810
  • Valve Loading Method: SPRING
  • Third End Style Designator: GASKET SEAL
  • Regulation Type: AUTOMATIC SINGLE STAGE
  • Filter: NOT INCLUDED
  • Third End Thread Class: 3B
  • Material: STEEL CORROSION RESISTING STEM
  • Thread Size and Series/type Designator: 7/16-20 UNF THIRD END
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Stem construction
General Description

The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4810-00-858-0477, is classified within Federal Supply Class 4810 (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 28 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-00-858-0477
Primary Part Number2300-4
Item NameValve,regulating,fluid Pressure
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Valve Loading MethodSPRING
Third End Style DesignatorGASKET SEAL
Regulation TypeAUTOMATIC SINGLE STAGE
FilterNOT INCLUDED
Third End Thread Class3B
MaterialSTEEL CORROSION RESISTING STEM
Thread Size and Series/type Designator7/16-20 UNF THIRD END
Thread Size and Series/type Designator9/16-18 UNF FIRST END
Surface TreatmentANODIZE OUTSIDE
MaterialRUBBER SYNTHETIC PACKING
Body StyleTEE
Valve Stem DesignSINGLE SEAT
Temp Rating-65.0 FAHRENHEIT MINIMUM AND 160.0 FAHRENHEIT MAXIMUM DEGF
Third End Thread DirectionRIGHT-HAND
First End Thread Class3B
Third End Relationship with Preceding EndsNOT IDENTICAL WITH FIRST OR SECOND END
End Connection Quantity3
First End Thread DirectionRIGHT-HAND
Remote Actuation MethodPISTON
Maximum Inlet Pressure RatingERR-060
Media for Which DesignedHYDRAULIC FLUID, PHOSPHATE-ESTER BASE
Third End Connection TypeTHREADED INTERNAL BOSS
First End Connection TypeTHREADED INTERNAL BOSS
Outlet Pressure Range2000.0 TO 2075.0 CAMERA MOUNT
First End Style DesignatorGASKET SEAL
Flow Control DevicePOPPET
MaterialSTEEL CORROSION RESISTING SEAT
Second End Relationship with First EndIDENTICAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5305-00-054-5639 INTERCHANGEABLE
Screw,machine
5945-00-257-69292Z7585-111 INTERCHANGEABLE
Relay,electromagnetic
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-274-847321556919 INTERCHANGEABLE
Gasket
Fairbanks Morse, Llc
5985-00-318-6977BXSP89-2 INTERCHANGEABLE
Antenna
Raytheon Company Dba Raytheon Co
6645-00-536-1473200860 INTERCHANGEABLE
Pallet Bridge Assem
Waltham Aircraft Clock Corp
1560-00-593-924123004 INTERCHANGEABLE
Insert,inspection Fitting
Bridgestone Americas Tire Operations, Llc
3020-00-955-842323004 INTERCHANGEABLE
Gear,spur
Pitney Bowes Inc.
4820-00-971-452623004 INTERCHANGEABLE
Seat,valve
Essex Industries, Inc. Dba Essex Industries
3750-01-065-684923004 INTERCHANGEABLE
Mower,lawn,hand
Toro Co the
3950-01-267-943023004 INTERCHANGEABLE
Hoist Ring
Mjt Holdings Llc
Cross-Reference Index
Part NumberManufacturer
669419-1 Lockheed Martin Corp (USA)
2300-4 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
5305-00-054-5639INTERCHANGEABLE
SCREW,MACHINE
5945-00-257-6929INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
2Z7585-111
5330-00-274-8473INTERCHANGEABLE
GASKET
21556919
5985-00-318-6977INTERCHANGEABLE
ANTENNA
BXSP89-2
6645-00-536-1473INTERCHANGEABLE
PALLET BRIDGE ASSEM
200860
1560-00-593-9241INTERCHANGEABLE
INSERT,INSPECTION FITTING
23004
3020-00-955-8423INTERCHANGEABLE
GEAR,SPUR
23004
4820-00-971-4526INTERCHANGEABLE
SEAT,VALVE
23004
3750-01-065-6849INTERCHANGEABLE
MOWER,LAWN,HAND
23004
3950-01-267-9430INTERCHANGEABLE
HOIST RING
23004
5961-01-330-4318INTERCHANGEABLE
TRANSISTOR
23004
5120-01-367-3774INTERCHANGEABLE
BIT,SCREWDRIVER
23004

Frequently Asked Questions

What is NSN 4810-00-858-0477?

NSN 4810-00-858-0477 is a Valve,regulating,fluid Pressure, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-00-858-0477?

NSN 4810-00-858-0477 has 2 cross-referenced part numbers: 669419-1 (Lockheed Martin Corp), 2300-4 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4810-00-858-0477?

There are 12 known substitutes for 4810-00-858-0477: 5305-00-054-5639, 5945-00-257-6929, 5330-00-274-8473 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2300-4?

Key specifications for 2300-4: Valve Loading Method: SPRING; Third End Style Designator: GASKET SEAL; Regulation Type: AUTOMATIC SINGLE STAGE; Filter: NOT INCLUDED. 28 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com