PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

24558Screw,cap,socket Head

Fastenal Company Dba Fastenal Co · NSN 5305-01-563-4899 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-563-4899 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-563-4899. Primary manufacturer part number: 24558.
Features
  • Screw,cap,socket Head — FSC 5305
  • Internal Drive Style: HEXAGON
  • Thread Length: 0.880 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 24
  • Thread Series Designator: UNRC
  • Surface Treatment: OXIDE OVERALL
  • Head Diameter: 0.359 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.190 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-563-4899, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 11 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-563-4899
Primary Part Number24558
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
Internal Drive StyleHEXAGON
Thread Length0.880 INCHES NOMINAL IN
Thread Quantity Per Inch24
Thread Series DesignatorUNRC
Surface TreatmentOXIDE OVERALL
Head Diameter0.359 INCHES MINIMUM AND 0.411 INCHES MAXIMUM IN
Nominal Thread Diameter0.190 INCHES IN
Thread DirectionRIGHT-HAND
Thread Class3A A
Head StyleFLAT COUNTERSUNK
Width Across Flats0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3455-00-243-2180 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
5930-00-612-1632M415987-14REV15 INTERCHANGEABLE
Switch,lever
L3 Technologies, Inc. Div Communication Systems-East
2520-00-846-4259277688R91 INTERCHANGEABLE
Clutch Assembly,friction
Dressta North America Ltd
5920-01-613-589324558 INTERCHANGEABLE
Arrester,electrical Surge
Atlantic Scientific Corporation
Cross-Reference Index
Part NumberManufacturer
24558 PRIMARY Fastenal Company Dba Fastenal Co (USA)
Related Parts
3455-00-243-2180INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
5930-00-612-1632INTERCHANGEABLE
SWITCH,LEVER
M415987-14REV15
2520-00-846-4259INTERCHANGEABLE
CLUTCH ASSEMBLY,FRICTION
277688R91
5920-01-613-5893INTERCHANGEABLE
ARRESTER,ELECTRICAL SURGE
24558

Frequently Asked Questions

What is NSN 5305-01-563-4899?

NSN 5305-01-563-4899 is a Screw,cap,socket Head, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-563-4899?

NSN 5305-01-563-4899 has 1 cross-referenced part number: 24558 (Fastenal Company Dba Fastenal Co).

What NSN replaces 5305-01-563-4899?

There are 4 known substitutes for 5305-01-563-4899: 3455-00-243-2180, 5930-00-612-1632, 2520-00-846-4259 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 24558?

Key specifications for 24558: Internal Drive Style: HEXAGON; Thread Length: 0.880 INCHES NOMINAL IN; Thread Quantity Per Inch: 24; Thread Series Designator: UNRC. 11 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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