PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7226370-4Screw,machine

Naval Sea Systems Command · NSN 5305-01-522-9248 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-522-9248 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-522-9248. Primary manufacturer part number: 7226370-4.
Features
  • Screw,machine — FSC 5305
  • Head Height: 0.141 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
  • Internal Drive Style: SLOT
  • Hole Quantity: 1
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Class: 2A A
  • Thread Quantity Per Inch: 32
  • Screw Material: STEEL CORROSION RESISTING
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-522-9248, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 15 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
NSN5305-01-522-9248
Primary Part Number7226370-4
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Head Height0.141 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN
Internal Drive StyleSLOT
Hole Quantity1
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Class2A A
Thread Quantity Per Inch32
Screw MaterialSTEEL CORROSION RESISTING
Head StyleFILLISTER
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.164 INCHES IN
Head Hole Configuration StyleROUND
Head Diameter0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
Fastener Length0.188 INCHES NOMINAL IN
Hole Diameter0.046 INCHES NOMINAL IN
Thread Length0.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-939-9220 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
7226370-4 PRIMARY Naval Sea Systems Command (USA)
Related Parts
5305-00-939-9220INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5305-01-522-9248?

NSN 5305-01-522-9248 is a Screw,machine, manufactured by Naval Sea Systems Command, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-522-9248?

NSN 5305-01-522-9248 has 1 cross-referenced part number: 7226370-4 (Naval Sea Systems Command).

What NSN replaces 5305-01-522-9248?

There is 1 known substitute for 5305-01-522-9248: 5305-00-939-9220. Verify interchangeability with system specifications before substitution.

What are the specifications of 7226370-4?

Key specifications for 7226370-4: Head Height: 0.141 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN; Internal Drive Style: SLOT; Hole Quantity: 1; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 16 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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