PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12745Seat,valve

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4820-00-787-0609 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-787-0609 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-787-0609. Primary manufacturer part number: 12745.
Features
  • Seat,valve — FSC 4820
  • Style Designator: PLAIN FLANGED
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-787-0609, 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 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-787-0609
Primary Part Number12745
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Style DesignatorPLAIN FLANGED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5330-00-073-0436F37020112 INTERCHANGEABLE
Packing,preformed
Funk Mfg Co Sub of Deere and Co
6150-00-245-446112745 INTERCHANGEABLE
Lead,storage Battery
Stewart & Stevenson Power Products Llc
3960-00-697-941912745 INTERCHANGEABLE
Coil,brake Magnet
Otis Elevator Co Sub of United Technologies Corp
5365-00-980-230112745 INTERCHANGEABLE
Shim,advance Spring
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5331-01-143-8260 INTERCHANGEABLE
O-Ring
5310-01-277-974012745 INTERCHANGEABLE
Washer,special
Itw Food Equipment Group Llc Dba Hobart Service
2530-01-507-3877 INTERCHANGEABLE
Cable and Conduit Assembly,vehic
Cross-Reference Index
Part NumberManufacturer
12745 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
5330-00-073-0436INTERCHANGEABLE
PACKING,PREFORMED
F37020112
6150-00-245-4461INTERCHANGEABLE
LEAD,STORAGE BATTERY
12745
3960-00-697-9419INTERCHANGEABLE
COIL,BRAKE MAGNET
12745
5365-00-980-2301INTERCHANGEABLE
SHIM,ADVANCE SPRING
12745
5331-01-143-8260INTERCHANGEABLE
O-RING
5310-01-277-9740INTERCHANGEABLE
WASHER,SPECIAL
12745
2530-01-507-3877INTERCHANGEABLE
CABLE AND CONDUIT ASSEMBLY,VEHIC

Frequently Asked Questions

What is NSN 4820-00-787-0609?

NSN 4820-00-787-0609 is a Seat,valve, 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 4820-00-787-0609?

NSN 4820-00-787-0609 has 1 cross-referenced part number: 12745 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4820-00-787-0609?

There are 7 known substitutes for 4820-00-787-0609: 5330-00-073-0436, 6150-00-245-4461, 3960-00-697-9419 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12745?

Key specifications for 12745: Style Designator: PLAIN FLANGED. 1 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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