Product Description
- Jam nuts are also known as low form nuts or thin nuts.
- Jam nuts are about half the height of regular finished nuts.
- The heads of grade 5 steel fasteners are typically marked with 3 raised radial lines.
- Grade 5 steel fasteners have a minimum tensile strength of 105,000 pounds per square inch.
- Diameter (Nominal): 5/16"
- Diameter (Dimension): 0.3125"
- Thread Pitch: 18
- Thread Length (Minimum): 0.188"
- Across Flats (Basic): 1/2"
- Height (Basic): 0.188"
- Product Class: Internally Threaded Fasteners
- Order: Nuts
- Category: Thin Hex Jam Nuts
- System of Measurement: US Units
- Brand: Aspen Fasteners®
- Drive Style: External Hex Drive
- Thread Length: Full Thread
- Thread Direction: Right-Hand Thread
- Material: Steel
- Material Grade: Grade 5 Steel
- Coating: Zinc Plated
- Coating Color: Clear
- Standards and Specifications: ASME B18.2.2 and SAE J995
- NB: Product images are copyrighted artistic representations which may not reflect the product's exact appearance, proportions and/or relative dimensions.
Product Videos
Custom Field
Coating Process Zinc Plated, Clear
Category Thin Hex Jam Nuts
Standards and Specifications ASME B18.2.2 and SAE J995
Material Grade 5 Steel
Diameter/Pitch 5/16"-18
System of Measurement US Units
Drive Style External Hex Drive
