PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

133424Screw,cap,socket Head

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 5305-01-392-9428 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-392-9428 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-392-9428. Primary manufacturer part number: 133424.
Features
  • Screw,cap,socket Head — FSC 5305
  • Fastener Length: 1.500 INCHES NOMINAL IN
  • Material: NICKEL ALLOY K-500 OR NICKEL ALLOY 502 OVERALL
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Width Across Flats: 0.375 INCHES NOMINAL IN
  • Thread Length: 1.346 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
  • Head Height: 0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.500 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Nickel Alloy K-500 or Nickel Alloy 502 Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-392-9428, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, 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
NSN5305-01-392-9428
Primary Part Number133424
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Fastener Length1.500 INCHES NOMINAL IN
MaterialNICKEL ALLOY K-500 OR NICKEL ALLOY 502 OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Width Across Flats0.375 INCHES NOMINAL IN
Thread Length1.346 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
Head Height0.492 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Nominal Thread Diameter0.500 INCHES IN
Material Document and ClassificationQQ=N=286 FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-286 FED SPEC 2ND MATERIAL RESPONSE OVERALL
Head StyleFLAT CHAMFER
Thread DirectionRIGHT-HAND
Thread Class2A A
Head Diameter0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Internal Drive StyleHEXAGON
Thread Quantity Per Inch13
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5360-00-765-8080 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
1C-4355PC6 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
1C-4355PC6 Toolex, Inc Dba Toolex Inc (USA)
133424 Toolex, Inc Dba Toolex Inc (USA)
133424 Zf Industrieantriebe Witten Gmbh (DEU)
133424 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
5360-00-765-8080INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 5305-01-392-9428?

NSN 5305-01-392-9428 is a Screw,cap,socket Head, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-392-9428?

NSN 5305-01-392-9428 has 5 cross-referenced part numbers: 1C-4355PC6 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 1C-4355PC6 (Toolex, Inc Dba Toolex Inc), 133424 (Toolex, Inc Dba Toolex Inc), 133424 (Zf Industrieantriebe Witten Gmbh), 133424 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).

What NSN replaces 5305-01-392-9428?

There is 1 known substitute for 5305-01-392-9428: 5360-00-765-8080. Verify interchangeability with system specifications before substitution.

What are the specifications of 133424?

Key specifications for 133424: Fastener Length: 1.500 INCHES NOMINAL IN; Material: NICKEL ALLOY K-500 OR NICKEL ALLOY 502 OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Width Across Flats: 0.375 INCHES NOMINAL IN. 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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