PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

57520Valve Assembly

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4820-01-053-7753 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-053-7753 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-053-7753. Primary manufacturer part number: 57520.
Features
  • Valve Assembly — FSC 4820
  • 6 verified cross-references
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Assembly, cataloged under National Stock Number 4820-01-053-7753, 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. This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-053-7753
Primary Part Number57520
Item NameValve Assembly
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-154-8487 INTERCHANGEABLE
Seal,plain Encased
2925-00-294-3848 INTERCHANGEABLE
Coil,ignition
Cross-Reference Index
Part NumberManufacturer
VS25300-14 Valcor Engineering Corporation (USA)
16VH401-1 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
4820PL0489734 Jednolity Indeks Materialowy - Uniform Material Index (POL)
57520 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
4820PL1734237 Jednolity Indeks Materialowy - Uniform Material Index (POL)
VS25300-14 Valcor Engineering Corporation Dba Use CAGE Code 96487 for Cataloging (USA)
Related Parts
5330-00-154-8487INTERCHANGEABLE
SEAL,PLAIN ENCASED
2925-00-294-3848INTERCHANGEABLE
COIL,IGNITION

Frequently Asked Questions

What is NSN 4820-01-053-7753?

NSN 4820-01-053-7753 is a Valve Assembly, 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 4820-01-053-7753?

NSN 4820-01-053-7753 has 6 cross-referenced part numbers: VS25300-14 (Valcor Engineering Corporation), 16VH401-1 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 4820PL0489734 (Jednolity Indeks Materialowy - Uniform Material Index), 57520 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson), 4820PL1734237 (Jednolity Indeks Materialowy - Uniform Material Index) and 1 more.

What NSN replaces 4820-01-053-7753?

There are 2 known substitutes for 4820-01-053-7753: 5330-00-154-8487, 2925-00-294-3848. Verify interchangeability with system specifications before substitution.

What are the specifications of 57520?

Key specifications for 57520: End Item Identification: ACFT,TYPE F-16A,B,C,D A. 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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