(50 pcs) M20-1.5, DIN 439B, Metric, Hex Jam Thin Nuts, A4 Stainless Steel

DIMENSIONAL ATTRIBUTES | Diameter (Nominal): M20 | Thread Pitch: 1.5 | Diameter (Dimension): 20mm | Thread Length (Nominal): 10mm | Across Flats (Basic): 30mm | Across Flats (Minimum): 29.16mm | Across Flats (Maximum): 30mm | Height (Basic): 10mm | Height (Minimum): 9.1mm | Height (Maximum): 10mm | PRODUCT ATTRIBUTES | Category: Hex Jam Thin Nuts | System of Measurement: Metric | Brand: Aspen Fasteners | Form and Design: Double Chamfered | Drive Style: External Hex Drive | Thread Length: Full Thread | Thread Direction: Right-Hand Thread | Material: Stainless Steel | Material Grade: A4 Stainless Steel | Coating: Uncoated | Origin: Origin Undefined | Standards and Specifications: DIN 439B | NB: Product images are copyrighted artistic representations which may not reflect the product's exact appearance, proportions and/or relative dimensions.

• Jam nuts are also known as low form nuts or thin nuts.
• Jam nuts are about half the height of regular finished nuts.
• A4 stainless steel is functionally equivalent to 316 grade and is also known as "marine grade".
• Stainless steel significantly improves resistance to tarnishing or corrosion.