PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

520384Strainer Element,sediment

The Marquardt Company · NSN 4730-00-818-9393 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-818-9393 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-818-9393. Primary manufacturer part number: 520384.
Features
  • Strainer Element,sediment — FSC 4730
  • Element Outside Diameter: 0.375 INCHES NOMINAL IN
  • Material: STEEL CORROSION RESISTING
  • Surface Treatment: PASSIVATE
  • Wire Diameter: 0.01000 INCHES NOMINAL IN
  • Filtering Media Design: MESH
  • Mesh Size: 30.0
  • Length: 0.380 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Strainer Element,sediment, cataloged under National Stock Number 4730-00-818-9393, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is The Marquardt Company. Government technical data includes 7 verified specifications, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-818-9393
Primary Part Number520384
Item NameStrainer Element,sediment
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerThe Marquardt Company
StatusACTIVE
Element Outside Diameter0.375 INCHES NOMINAL IN
MaterialSTEEL CORROSION RESISTING
Surface TreatmentPASSIVATE
Wire Diameter0.01000 INCHES NOMINAL IN
Filtering Media DesignMESH
Mesh Size30.0
Length0.380 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6625-00-585-103649B528K INTERCHANGEABLE
Meter,special Scale
Horizon Aerospace Llc Dba Magnetics Division
Cross-Reference Index
Part NumberManufacturer
520384 PRIMARY The Marquardt Company (USA)
Related Parts
6625-00-585-1036INTERCHANGEABLE
METER,SPECIAL SCALE
49B528K

Frequently Asked Questions

What is NSN 4730-00-818-9393?

NSN 4730-00-818-9393 is a Strainer Element,sediment, manufactured by The Marquardt Company, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-818-9393?

NSN 4730-00-818-9393 has 1 cross-referenced part number: 520384 (The Marquardt Company).

What NSN replaces 4730-00-818-9393?

There is 1 known substitute for 4730-00-818-9393: 6625-00-585-1036. Verify interchangeability with system specifications before substitution.

What are the specifications of 520384?

Key specifications for 520384: Element Outside Diameter: 0.375 INCHES NOMINAL IN; Material: STEEL CORROSION RESISTING; Surface Treatment: PASSIVATE; Special Features: PART OF CONTROLLER,ACTUATOR. 9 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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