Hexagon nut, low form B, DIN 439, thread M 3, coarse thread, stainless steel A4

This hexagon nut to DIN 439 secures a bolted joint as a low lock nut of small height. This version comes with thread M 3 and a nut height of 1.8 mm. A further figure is a nut height of 1.8 mm. This version is supplied with coarse thread as the thread type.

Benefits

• Low form B to DIN 439 with a nut height of only 1.8 mm.
• Thread M 3 with a pitch of 0.50 mm, made as coarse thread.
• Across flats 5.5 mm to DIN and 5.5 mm to ISO.
• Chamfers on both faces guide the nut when it is started on thread M 3.
• Material stainless steel A4 as per the data sheet.

Applications

Used as a lock nut, the M 3 version secures a joint that is already tightened and adds only 1.8 mm in height.

Standards and conformity

The version with coarse thread follows DIN 439 and ISO 4035, with an across-flats size of 5.5 mm to DIN and 5.5 mm to ISO.