Hexagon nut, low form B, DIN 439, thread M 27, coarse thread, stainless steel A4

The hexagon nut secures a bolted joint as a low lock nut of small height and follows DIN 439. The data sheet gives an across-flats size to DIN of 41 mm. This version is listed with thread M 27 and a nut height of 13.5 mm. Material stainless steel A4 is listed for this version. Also stated are coarse thread as the thread type.

Benefits

• Low form B to DIN 439 with a nut height of only 13.5 mm.
• Thread M 27 with a pitch of 3.00 mm, made as coarse thread.
• Across flats 41 mm to DIN and 41 mm to ISO.
• Chamfers on both faces guide the nut when it is started on thread M 27.
• Material stainless steel A4 as per the data sheet.

Applications

Used as a lock nut, the M 27 version secures a joint that is already tightened and adds only 13.5 mm in height.

Standards and conformity

The version with coarse thread follows DIN 439 and ISO 4035, with an across-flats size of 41 mm to DIN and 41 mm to ISO.