PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5790-41Plug,expansion

Seastrom Manufacturing Co Inc · NSN 5340-01-265-1276 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-265-1276 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-265-1276. Primary manufacturer part number: 5790-41.
Features
  • Plug,expansion — FSC 5340
  • Style Designator: CONCAVE
  • Radius: 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
  • Material: ALUMINUM ALLOY
  • Outside Diameter: 0.372 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
  • Material Thickness: 0.063 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Seastrom Manufacturing Co Inc
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Plug,expansion, cataloged under National Stock Number 5340-01-265-1276, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Seastrom Manufacturing Co Inc. Government technical data includes 5 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. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-265-1276
Primary Part Number5790-41
Item NamePlug,expansion
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerSeastrom Manufacturing Co Inc
StatusACTIVE
Style DesignatorCONCAVE
Radius0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
MaterialALUMINUM ALLOY
Outside Diameter0.372 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN
Material Thickness0.063 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 1
5945-00-868-502157904-1 INTERCHANGEABLE
Solenoid,electrical
Hydro-Aire Aerospace Corp
Cross-Reference Index
Part NumberManufacturer
5790-41 PRIMARY Seastrom Manufacturing Co Inc (USA)
Related Parts
5945-00-868-5021INTERCHANGEABLE
SOLENOID,ELECTRICAL
57904-1

Frequently Asked Questions

What is NSN 5340-01-265-1276?

NSN 5340-01-265-1276 is a Plug,expansion, manufactured by Seastrom Manufacturing Co Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-265-1276?

NSN 5340-01-265-1276 has 1 cross-referenced part number: 5790-41 (Seastrom Manufacturing Co Inc).

What NSN replaces 5340-01-265-1276?

There is 1 known substitute for 5340-01-265-1276: 5945-00-868-5021. Verify interchangeability with system specifications before substitution.

What are the specifications of 5790-41?

Key specifications for 5790-41: Style Designator: CONCAVE; Radius: 0.390 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN; Material: ALUMINUM ALLOY; Outside Diameter: 0.372 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN. 5 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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