PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

520031Bar

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 1045-00-534-4878 · FSC 1045 · No Item Name Available
Verified by PartsTable
NSN 1045-00-534-4878 — this item is cataloged by the U.S. Government under National Stock Number 1045-00-534-4878. Primary manufacturer part number: 520031.
Features
  • Bar — FSC 1045
  • 1 verified cross-reference
  • Primary manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Bar, cataloged under National Stock Number 1045-00-534-4878, is classified within Federal Supply Class 1045 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBar
FSC / FSG1045 — No Item Name Available (FSG 10)
ManufacturersNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001)
Technical Specifications
ParameterValue
NSN1045-00-534-4878
Primary Part Number520031
Item NameBar
FSC / FSG1045 / 10 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-01-237-3338520-031 INTERCHANGEABLE
Washer,flat
Kirby Morgan Dive Systems Inc
4730-01-605-4069 INTERCHANGEABLE
Strainer Element,sediment
Cross-Reference Index
Part NumberManufacturer
520031 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5310-01-237-3338INTERCHANGEABLE
WASHER,FLAT
520-031
4730-01-605-4069INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT

Frequently Asked Questions

What is NSN 1045-00-534-4878?

NSN 1045-00-534-4878 is a Bar, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1045 (No Item Name Available). Status: active.

What are the part numbers for NSN 1045-00-534-4878?

NSN 1045-00-534-4878 has 1 cross-referenced part number: 520031 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 1045-00-534-4878?

There are 2 known substitutes for 1045-00-534-4878: 5310-01-237-3338, 4730-01-605-4069. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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