Products & Services

Protocase manufactures fully finished custom electronic enclosures and associated parts from a wide variety of materials and components, in 2-3 days with no minimum order. Protocase also provides expert and affordable enclosure design services.

Conventional Fasteners


Part Number 91240A005
Description Mil Spec. Hex Nut 4-40 18-8 Stainless (MS-35649-244) 1/4in Wide, 3/32in High
PEM Material
Thread Size 4-40
Materials NOT Compatible Stainless Cold-rolled Aluminum
Finish None
Sheet Hole Size
Minimum Sheet Thickness
Minimum Distance from Sheet Edge