PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

44090Screw,cap,socket Head

Safety Socket Llc · NSN 5305-01-586-6232 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-586-6232 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-586-6232. Primary manufacturer part number: 44090.
Features
  • Screw,cap,socket Head — FSC 5305
  • Head Style: FLAT CHAMFER
  • Thread Direction: RIGHT-HAND
  • Thread Series Designator: UNRC
  • Fastener Length: 0.500 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 20
  • Supplementary Features: MATERIAL: HEAT TREATED ALLOY STEEL
  • Width Across Flats: 0.188 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-586-6232, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Safety Socket Llc. Government technical data includes 12 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-586-6232
Primary Part Number44090
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerSafety Socket Llc
StatusACTIVE
Head StyleFLAT CHAMFER
Thread DirectionRIGHT-HAND
Thread Series DesignatorUNRC
Fastener Length0.500 INCHES NOMINAL IN
Thread Quantity Per Inch20
Supplementary FeaturesMATERIAL: HEAT TREATED ALLOY STEEL
Width Across Flats0.188 INCHES NOMINAL IN
Thread Class3A A
Specification/standard Data80204-ANSI B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Nominal Thread Diameter0.250 INCHES IN
Thread Length0.500 INCHES NOMINAL IN
Internal Drive StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5133-00-189-9265 INTERCHANGEABLE
Drill,twist
5330-00-344-5621318843PC3 INTERCHANGEABLE
Gasket
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
7920-00-514-241744090 INTERCHANGEABLE
Brush,acid Swabbing
Weiler Corporation
6665-00-728-2104 INTERCHANGEABLE
Ion Chamber
5977-00-922-591044090 INTERCHANGEABLE
Holder,electrical Contact Brush
L3harris Technologies, Inc Div Space & Airborne Systems
Cross-Reference Index
Part NumberManufacturer
44090 PRIMARY Safety Socket Llc (USA)
Related Parts
5133-00-189-9265INTERCHANGEABLE
DRILL,TWIST
5330-00-344-5621INTERCHANGEABLE
GASKET
318843PC3
7920-00-514-2417INTERCHANGEABLE
BRUSH,ACID SWABBING
44090
6665-00-728-2104INTERCHANGEABLE
ION CHAMBER
5977-00-922-5910INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
44090

Frequently Asked Questions

What is NSN 5305-01-586-6232?

NSN 5305-01-586-6232 is a Screw,cap,socket Head, manufactured by Safety Socket Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-586-6232?

NSN 5305-01-586-6232 has 1 cross-referenced part number: 44090 (Safety Socket Llc).

What NSN replaces 5305-01-586-6232?

There are 5 known substitutes for 5305-01-586-6232: 5133-00-189-9265, 5330-00-344-5621, 7920-00-514-2417 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 44090?

Key specifications for 44090: Head Style: FLAT CHAMFER; Thread Direction: RIGHT-HAND; Thread Series Designator: UNRC; Fastener Length: 0.500 INCHES NOMINAL IN. 14 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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