PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NAS608C3-24Screw,cap,socket Head

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-00-804-5211 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-804-5211 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-804-5211. Primary manufacturer part number: NAS608C3-24.
Features
  • Screw,cap,socket Head — FSC 5305
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Thread Series Designator: UNF
  • Surface Treatment: PASSIVATE OVERALL
  • Internal Drive Style: HEXAGON
  • Thread Class: 3A A
  • Head Style: FLAT CHAMFER
  • Thread Length: 0.790 INCHES MINIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-804-5211, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-804-5211
Primary Part NumberNAS608C3-24
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
Nominal Thread Diameter0.190 INCHES IN
Thread Series DesignatorUNF
Surface TreatmentPASSIVATE OVERALL
Internal Drive StyleHEXAGON
Thread Class3A A
Head StyleFLAT CHAMFER
Thread Length0.790 INCHES MINIMUM IN
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch32
Width Across Flats0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
MaterialSTEEL CORROSION RESISTING OVERALL
Fastener Length1.485 INCHES MINIMUM AND 1.530 INCHES MAXIMUM IN
Specification/standard Data80205-NAS608C3-24 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Head Height0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
Head Diameter0.306 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5305-00-207-7131 INTERCHANGEABLE
Screw,cap,socket Head
5305-00-570-6002 INTERCHANGEABLE
Screw,machine
5305-00-582-9523 INTERCHANGEABLE
Screw,cap,socket Head
5305-00-687-6738NAS608C832-8 INTERCHANGEABLE
Screw,cap,socket Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5305-00-722-2736 INTERCHANGEABLE
Screw,cap,socket Head
5305-00-727-98705A31020 INTERCHANGEABLE
Screw,cap,socket Head
Triumph Engine Control Systems Llc
5305-00-954-9810 INTERCHANGEABLE
Screw,cap,socket Head
Cross-Reference Index
Part NumberManufacturer
NAS608C3-24 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
FFS86TYPE1STYLE2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5305-00-207-7131INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-00-570-6002INTERCHANGEABLE
SCREW,MACHINE
5305-00-582-9523INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-00-687-6738INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
NAS608C832-8
5305-00-722-2736INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5305-00-727-9870INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
5A31020
5305-00-954-9810INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD

Frequently Asked Questions

What is NSN 5305-00-804-5211?

NSN 5305-00-804-5211 is a Screw,cap,socket Head, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-804-5211?

NSN 5305-00-804-5211 has 2 cross-referenced part numbers: NAS608C3-24 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), FFS86TYPE1STYLE2 (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5305-00-804-5211?

There are 7 known substitutes for 5305-00-804-5211: 5305-00-207-7131, 5305-00-570-6002, 5305-00-582-9523 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NAS608C3-24?

Key specifications for NAS608C3-24: Nominal Thread Diameter: 0.190 INCHES IN; Thread Series Designator: UNF; Surface Treatment: PASSIVATE OVERALL; Internal Drive Style: HEXAGON. 15 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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