PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

242075Disk,valve

Eaton Aerospace, Llc Dba Jackson South · NSN 4820-00-839-1512 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-839-1512 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-839-1512. Primary manufacturer part number: 242075.
Features
  • Disk,valve — FSC 4820
  • Material: STEEL
  • Style Designator: POPPET
  • 3 verified cross-references
  • Primary manufacturer: Eaton Aerospace, Llc Dba Jackson South
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-839-1512, 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 Jackson South. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-839-1512
Primary Part Number242075
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
MaterialSTEEL
Style DesignatorPOPPET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4730-00-196-0940 INTERCHANGEABLE
Bushing,pipe
4820-01-047-058319873 INTERCHANGEABLE
Adjusting Bolt,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5950-01-123-1481986257-2B INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
5325-01-125-90073660605-J1 INTERCHANGEABLE
Ring,retaining
Schneider Electric Systems Usa Inc
5999-01-136-341719873 INTERCHANGEABLE
Cell,conductivity
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
6130-01-370-259519873 INTERCHANGEABLE
Power Supply Subassembly
Rantec Power Systems Inc. Dba Rantec Power Systems
6515-01-428-7695242075 INTERCHANGEABLE
Needle,breast Local
Medical Device Technologies Inc Dba Angiotech
1680-01-505-3046 INTERCHANGEABLE
Blade,windshield Wiper
5999-01-729-365818961 INTERCHANGEABLE
Contact Assembly,electrical
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
18961 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
19873 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
242075 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
Related Parts
4730-00-196-0940INTERCHANGEABLE
BUSHING,PIPE
4820-01-047-0583INTERCHANGEABLE
ADJUSTING BOLT,VALVE
19873
5950-01-123-1481INTERCHANGEABLE
REACTOR
986257-2B
5325-01-125-9007INTERCHANGEABLE
RING,RETAINING
3660605-J1
5999-01-136-3417INTERCHANGEABLE
CELL,CONDUCTIVITY
19873
6130-01-370-2595INTERCHANGEABLE
POWER SUPPLY SUBASSEMBLY
19873
6515-01-428-7695INTERCHANGEABLE
NEEDLE,BREAST LOCAL
242075
1680-01-505-3046INTERCHANGEABLE
BLADE,WINDSHIELD WIPER
5999-01-729-3658INTERCHANGEABLE
CONTACT ASSEMBLY,ELECTRICAL
18961

Frequently Asked Questions

What is NSN 4820-00-839-1512?

NSN 4820-00-839-1512 is a Disk,valve, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-839-1512?

NSN 4820-00-839-1512 has 3 cross-referenced part numbers: 18961 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 19873 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 242075 (Eaton Aerospace, Llc Dba Jackson South).

What NSN replaces 4820-00-839-1512?

There are 9 known substitutes for 4820-00-839-1512: 4730-00-196-0940, 4820-01-047-0583, 5950-01-123-1481 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 242075?

Key specifications for 242075: Material: STEEL; Special Features: 30.0 DEG SEAT ANGLE; 0.550 IN. ID TO A DEPTH OF 0.475 IN.; 0.091 IN. DIA HORIZONTAL THRU HOLE IN; Overall Height: 1.038 INCHES NOMINAL IN; Style Designator: POPPET. 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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