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Custom DIN 921 Large Head Slotted Screws

Slotted large cheese head screws

Start from DIN 921 large-head geometry for load-spreading or panel fastening applications.

Standards
  • DIN 921

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Use this DIN 921 drawing generator to configure dimensions, review the technical drawing and export a custom drawing for manufacturing. Whether the specification is written as DIN 921 or DIN921, this online drawing tool covers the same Slotted large cheese head screws standard reference.

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Define head diameter and height, slot, thread, length, material, finish and tolerances.

DIN 921

Slotted large cheese head screws

Technical Data Sheet

ETERNAL FASTENER
Wuxi, Jiangsu, China
Web: www.fasteneref.com
WhatsApp: +8615951571207
DIN 921
DIN 921 Slotted large cheese head screws
Product code
Product specification
M1x1.5
Product standard
DIN 921
Material / grade
Steel 45
Unit
mm
Mechanical properties
45H
DIN 921 technical drawing
Dimension
Parameter (mm)
Dimension
Parameter (mm)
d
M1
P
0.25
L
1.3~1.7
dk
3.2~3.5
k
0.58~0.82
n
0.31~0.45
r
0.1
t
0.35~0.5
c
0.2

max = maximum; min = minimum

Material
Material type
Steel
Grade
45
Thread
Tolerance
Standard
Mechanical properties
Property class
45H
Standard
Tolerance
Product grade
Standard
Surface defects
Surface Treatment
Inspection & packaging
Ref. wt / 1000 pcs (kg)
Document No.: EF-DIN-921Revision: v1Issue date: 2026-09-24Page: 1 / 2

Technical Data Sheet

Dimensions & size table

Unit: mm

DimensionPdk/maxdk/mink/maxk/minn/maxn/minr/maxt/mint/maxc
M10.253.53.20.820.580.450.310.10.350.50.2
M1.20.2543.70.920.680.50.360.10.40.550.2
M1.40.34.54.21.020.780.50.360.10.450.60.25
M1.60.3554.71.120.880.60.460.10.50.70.25
M20.465.641.321.080.70.560.10.60.80.3
M2.50.4576.641.621.380.80.660.10.750.950.4
M30.587.641.921.6810.860.10.91.150.45
M40.71211.572.522.281.21.060.21.21.50.6
M50.81615.572.822.581.511.260.21.31.60.7
M612019.483.252.951.911.660.251.51.90.8
M81.252524.483.953.652.312.060.41.92.40.9
M101.530 29.48 4.75 4.45 2.81 2.56 0.4 2.3 2.8 1.1
Document No.: EF-DIN-921Revision: v1Issue date: 2026-09-24Page: 2 / 2

Related catalog products

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