null
Skip to main content

Call us! 218-441-5854

Dzus studs are the visible and functional element of quarter turn fastener systems used on aircraft panels and access points. Our selection includes a range of stud lengths, head styles, and retention types to match original WWII and vintage aircraft applications.

Proper stud selection depends on panel thickness, grommet configuration, and spring engagement. We provide sizing guidance and reference data to help ensure correct fitment and secure locking performance. Using the wrong stud length can result in loose panels or excessive preload, both of which can lead to damage or failure.

We prioritize compatibility with original Dzus systems and offer support in identifying correct replacements when working from worn or incomplete assemblies. Accurate stud selection helps maintain both the structural integrity and serviceability of aircraft panels.

Sort By:
  • Type FA Dzus Stud Fastener
    Add to Cart

    FA5-55 Dzus Stud - 5/16" Dia Stud .550 Length

    This is a part number FA5-55 Stud manufactured by Dzus, it's ready to be part of various aircraft restoration projects!ABOUT: Dzus Fasteners are made of heat-treated and cadmium plated nickle steel*, and consist of a grommet, spring, and stud, the...

  • Type FA Dzus Stud Fastener
    Add to Cart

    FA6-1/2-65 Dzus Stud - 13/32" Dia Stud .650 Length

    This is a part number FA6-1/2-65 Stud manufactured by Dzus, it's ready to be part of various aircraft restoration projects!ABOUT: Dzus Fasteners are made of heat-treated and cadmium plated nickle steel*, and consist of a grommet, spring, and stud,...

  • Type FA Dzus Stud Fastener
    Add to Cart

    FA6-1/2-40 Dzus Stud - 13/32" Dia Stud .400 Length

    This is a part number FA6-1/2-40 Stud manufactured by Dzus, it's ready to be part of various aircraft restoration projects!ABOUT: Dzus Fasteners are made of heat-treated and cadmium plated nickle steel*, and consist of a grommet, spring, and stud,...

  • Type FA Dzus Stud Fastener
    Out of stock

    FA6-1/2-80 Dzus Stud - 13/32" Dia Stud .800 Length

    FA6-1/2-80 is a Dzus Type FA flush/countersunk head stud with a 13/32" body diameter and .800" length. Locks with a quarter-turn into a mating Type S6-1/2 spring. Used on cowlings, access panels, and engine covers on WWII and vintage aircraft.Part...

  • Type FA Dzus Stud Fastener
    Add to Cart

    FA5-50 Dzus Stud - 5/16" Dia Stud .500 Length

    FA5-50 is a Dzus Type FA flush/countersunk head stud with a 5/16" body diameter and .500" length. Locks with a quarter-turn into a mating Type S5 spring. Used on cowlings, access panels, and engine covers on WWII and vintage aircraft.Part Number:...

  • Type FA Dzus Stud Fastener
    Add to Cart

    FA6-1/2-90 Dzus Stud - 13/32" Dia Stud .900 Length

    FA6-1/2-90 is a Dzus Type FA flush/countersunk head stud with a 13/32" body diameter and .900" length. Locks with a quarter-turn into a mating Type S6-1/2 spring. Used on cowlings, access panels, and engine covers on WWII and vintage aircraft.Part...

  • Type FA Dzus Stud Fastener
    Out of stock

    FA5-65 Dzus Stud - 5/16" Dia Stud .650" Length

    FA5-65 is a Dzus Type FA flush/countersunk head stud with a 5/16" body diameter and .650" length. Locks with a quarter-turn into a mating Type S5 spring. Used on cowlings, access panels, and engine covers on WWII and vintage aircraft.Part Number:...

  • Type FA Dzus Stud Fastener
    Add to Cart

    FA6-1/2-100 Dzus Stud - 13/32" Dia Stud 1" Length

    FA6-1/2-100 is a Dzus Type FA flush/countersunk head stud with a 13/32" body diameter and 1" length. Locks with a quarter-turn into a mating Type S6-1/2 spring. Used on cowlings, access panels, and engine covers on WWII and vintage aircraft.Part Number:...

  • Type F Dzus Stud Fastener
    Add to Cart

    F6-45 Dzus Stud - 3/8" Dia Stud .450 Length

    F6-45 is a Dzus Type F flush/countersunk head stud with a 3/8" body diameter and .450" length. Locks with a quarter-turn into a mating Type S6 spring. Used on cowlings, access panels, and engine covers on WWII and vintage aircraft.Part Number: F6-45Head...

  • Type A Dzus Stud Fastener
    Add to Cart

    A4-30 Dzus Stud - 1/4" Body Diameter .300" Length

    A4-30 is a Dzus Type A oval/button head stud with a 1/4" body diameter and .300" length. Locks with a quarter-turn into a mating Type S4 spring. Used on cowlings, access panels, and engine covers on WWII and vintage aircraft.Part Number: A4-30Head Type:...

  • Type A Dzus Stud Fastener
    Add to Cart

    A4-35 Dzus Stud - 1/4" Body Diameter .350" Length

    A4-35 is a Dzus Type A oval/button head stud with a 1/4" body diameter and .350" length. Locks with a quarter-turn into a mating Type S4 spring. Used on cowlings, access panels, and engine covers on WWII and vintage aircraft.Part Number: A4-35Head Type:...

  • Type F Dzus Stud Fastener
    Add to Cart

    F6-40 Dzus Stud - 3/8" Dia Stud .400 Length

    F6-40 is a Dzus Type F flush/countersunk head stud with a 3/8" body diameter and .400" length. Locks with a quarter-turn into a mating Type S6 spring. Used on cowlings, access panels, and engine covers on WWII and vintage aircraft.Part Number: F6-40Head...