DIN 1587 Cap Nut

Cap nut DIN 1587 belongs to the hexagon cap nut family. It features a tall “cap” that protects the thread. Material: stainless steel or zinc-plated steel.

Features

• The hexagon shape simplifies installation and removal.
• The thread ensures a secure connection.
• Compliance with GOST standard, as well as Russian and international requirements.

When selecting a nut, check the size for your fastener, as well as the availability of related components, such as bolts.

Cap nut DIN 1587 is used for various types of connections where thread protection and fastening strength are required.

d	s	m	t
VM4	7.0	8.0	5.5
VM5	8.0	10.0	7.5
VM6	10.0	12.0	8.0
VM8	13.0	15.0	11.0
VM10	17.0	18.0	13.0
VM12	19.0	22.0	16.0
VM16	24.0	28.0	21.0

Cap Nut DIN 1587, GOST 11860

Used in construction, mechanical engineering and installation work where a threaded connection needs to be protected from environmental exposure, corrosion, or damage. It can also serve a decorative function. It is a hexagon nut on one side and a rounded cap on the other. Cap nut DIN 1587 is made of electro-galvanized carbon steel, brass, or stainless steel. A chrome-plated finish is available for decorative purposes.

d dk m s ISO/DIN t w h
M4	6.5	3.2	7	5.26	2	8
M5	7.5	4	8	7.21	2	10
M6	9.5	5	10	7.71	2	12
M8	12.5	6.5	13	10.65	2	15
M10	15	8	16/17	12.65	2	18
M12	17	10	18/19	15.65	3	22
M14	20	11	21/22	17.65	4	25
M16	23	13	24	20.58	4	28
M18	26	15	27	24.58	5	32
M20	28	16	30	25.58	5	34
M22	33	18	34/32	28.58	5	39
M24	34	19	36	30.5	6	42

Designations:

d - nominal thread diameter

dk - cap outer diameter, max.

m - hexagon height, max.

s - width across flats

t - depth, min.

w - cap thickness, min.

h - total nut height