NBK logo

  • Special Screws
  • Screws compatible with clean environments

Hex Socket Head Cap Screws (MAT21)

SNSMT

  • Cleanroom Specification
  • Chemical-proof

Dimension Drawing

SNSMTHex Socket Head Cap Screws (MAT21)寸法図

Engraved on the top of the head to distinguish it from other materials

Specs/CAD

Select

M (Coarse)
Nominal of Thread
All
M3
M4
M5
M6
M8
L
All
6
8
10
12
16
20
25
30
35

Unit : mm

Part Number M (Coarse)
Nominal of Thread
Pitch L D1 L1 B Tension Rupture
Load (N)*1
Mass
(g)
CAD
Download
RFQ
SNSMT-M3-6 M3 0.5 6 5.5 3 2.5 3470 0.8 CAD RFQ
SNSMT-M3-8 M3 0.5 8 5.5 3 2.5 3470 0.9 CAD RFQ
SNSMT-M3-10 M3 0.5 10 5.5 3 2.5 3470 0.99 CAD RFQ
SNSMT-M3-12 M3 0.5 12 5.5 3 2.5 3470 1.1 CAD RFQ
SNSMT-M3-16 M3 0.5 16 5.5 3 2.5 3470 1.3 CAD RFQ
SNSMT-M3-20 M3 0.5 20 5.5 3 2.5 3470 1.5 CAD RFQ
SNSMT-M4-8 M4 0.7 8 7 4 3 6050 1.8 CAD RFQ
SNSMT-M4-10 M4 0.7 10 7 4 3 6050 2 CAD RFQ
SNSMT-M4-12 M4 0.7 12 7 4 3 6050 2.2 CAD RFQ
SNSMT-M4-16 M4 0.7 16 7 4 3 6050 2.5 CAD RFQ
SNSMT-M4-20 M4 0.7 20 7 4 3 6050 3 CAD RFQ
SNSMT-M4-25 M4 0.7 25 7 4 3 6050 3.5 CAD RFQ
SNSMT-M5-10 M5 0.8 10 8.5 5 4 9790 3 CAD RFQ
SNSMT-M5-12 M5 0.8 12 8.5 5 4 9790 3.3 CAD RFQ
SNSMT-M5-16 M5 0.8 16 8.5 5 4 9790 3.8 CAD RFQ
SNSMT-M5-20 M5 0.8 20 8.5 5 4 9790 4.5 CAD RFQ
SNSMT-M5-25 M5 0.8 25 8.5 5 4 9790 5.3 CAD RFQ
SNSMT-M6-12 M6 1 12 10 6 5 13800 5.6 CAD RFQ
SNSMT-M6-16 M6 1 16 10 6 5 13800 6.5 CAD RFQ
SNSMT-M6-20 M6 1 20 10 6 5 13800 7.4 CAD RFQ
SNSMT-M6-25 M6 1 25 10 6 5 13800 8.6 CAD RFQ
SNSMT-M6-30 M6 1 30 10 6 5 13800 9.3 CAD RFQ
SNSMT-M8-16 M8 1.25 16 13 8 6 25200 13 CAD RFQ
SNSMT-M8-20 M8 1.25 20 13 8 6 25200 15 CAD RFQ
SNSMT-M8-25 M8 1.25 25 13 8 6 25200 17 CAD RFQ
SNSMT-M8-30 M8 1.25 30 13 8 6 25200 19 CAD RFQ
SNSMT-M8-35 M8 1.25 35 13 8 6 25200 21 CAD RFQ
Part Number M (Coarse)
Nominal of Thread
Pitch L D1 L1 B Tension Rupture
Load (N)*1
Mass
(g)
CAD
Download
RFQ
SNSMT-M3-6 M3 0.5 6 5.5 3 2.5 3470 0.8 CAD RFQ
SNSMT-M3-8 M3 0.5 8 5.5 3 2.5 3470 0.9 CAD RFQ
SNSMT-M3-10 M3 0.5 10 5.5 3 2.5 3470 0.99 CAD RFQ
SNSMT-M3-12 M3 0.5 12 5.5 3 2.5 3470 1.1 CAD RFQ
SNSMT-M3-16 M3 0.5 16 5.5 3 2.5 3470 1.3 CAD RFQ
SNSMT-M3-20 M3 0.5 20 5.5 3 2.5 3470 1.5 CAD RFQ
SNSMT-M4-8 M4 0.7 8 7 4 3 6050 1.8 CAD RFQ
SNSMT-M4-10 M4 0.7 10 7 4 3 6050 2 CAD RFQ
SNSMT-M4-12 M4 0.7 12 7 4 3 6050 2.2 CAD RFQ
SNSMT-M4-16 M4 0.7 16 7 4 3 6050 2.5 CAD RFQ
SNSMT-M4-20 M4 0.7 20 7 4 3 6050 3 CAD RFQ
SNSMT-M4-25 M4 0.7 25 7 4 3 6050 3.5 CAD RFQ
SNSMT-M5-10 M5 0.8 10 8.5 5 4 9790 3 CAD RFQ
SNSMT-M5-12 M5 0.8 12 8.5 5 4 9790 3.3 CAD RFQ
SNSMT-M5-16 M5 0.8 16 8.5 5 4 9790 3.8 CAD RFQ
SNSMT-M5-20 M5 0.8 20 8.5 5 4 9790 4.5 CAD RFQ
SNSMT-M5-25 M5 0.8 25 8.5 5 4 9790 5.3 CAD RFQ
SNSMT-M6-12 M6 1 12 10 6 5 13800 5.6 CAD RFQ
SNSMT-M6-16 M6 1 16 10 6 5 13800 6.5 CAD RFQ
SNSMT-M6-20 M6 1 20 10 6 5 13800 7.4 CAD RFQ
SNSMT-M6-25 M6 1 25 10 6 5 13800 8.6 CAD RFQ
SNSMT-M6-30 M6 1 30 10 6 5 13800 9.3 CAD RFQ
SNSMT-M8-16 M8 1.25 16 13 8 6 25200 13 CAD RFQ
SNSMT-M8-20 M8 1.25 20 13 8 6 25200 15 CAD RFQ
SNSMT-M8-25 M8 1.25 25 13 8 6 25200 17 CAD RFQ
SNSMT-M8-30 M8 1.25 30 13 8 6 25200 19 CAD RFQ
SNSMT-M8-35 M8 1.25 35 13 8 6 25200 21 CAD RFQ
Part Number M (Coarse)
Nominal of Thread
Pitch L D1 L1 B Tension Rupture
Load (N)*1
Mass
(g)
CAD
Download
RFQ
SNSMT-M3-6 M3 0.5 6 5.5 3 2.5 3470 0.8 CAD RFQ
SNSMT-M3-8 M3 0.5 8 5.5 3 2.5 3470 0.9 CAD RFQ
SNSMT-M3-10 M3 0.5 10 5.5 3 2.5 3470 0.99 CAD RFQ
SNSMT-M3-12 M3 0.5 12 5.5 3 2.5 3470 1.1 CAD RFQ
SNSMT-M3-16 M3 0.5 16 5.5 3 2.5 3470 1.3 CAD RFQ
SNSMT-M3-20 M3 0.5 20 5.5 3 2.5 3470 1.5 CAD RFQ
SNSMT-M4-8 M4 0.7 8 7 4 3 6050 1.8 CAD RFQ
SNSMT-M4-10 M4 0.7 10 7 4 3 6050 2 CAD RFQ
SNSMT-M4-12 M4 0.7 12 7 4 3 6050 2.2 CAD RFQ
SNSMT-M4-16 M4 0.7 16 7 4 3 6050 2.5 CAD RFQ
SNSMT-M4-20 M4 0.7 20 7 4 3 6050 3 CAD RFQ
SNSMT-M4-25 M4 0.7 25 7 4 3 6050 3.5 CAD RFQ
SNSMT-M5-10 M5 0.8 10 8.5 5 4 9790 3 CAD RFQ
SNSMT-M5-12 M5 0.8 12 8.5 5 4 9790 3.3 CAD RFQ
SNSMT-M5-16 M5 0.8 16 8.5 5 4 9790 3.8 CAD RFQ
SNSMT-M5-20 M5 0.8 20 8.5 5 4 9790 4.5 CAD RFQ
SNSMT-M5-25 M5 0.8 25 8.5 5 4 9790 5.3 CAD RFQ
SNSMT-M6-12 M6 1 12 10 6 5 13800 5.6 CAD RFQ
SNSMT-M6-16 M6 1 16 10 6 5 13800 6.5 CAD RFQ
SNSMT-M6-20 M6 1 20 10 6 5 13800 7.4 CAD RFQ
SNSMT-M6-25 M6 1 25 10 6 5 13800 8.6 CAD RFQ
SNSMT-M6-30 M6 1 30 10 6 5 13800 9.3 CAD RFQ
SNSMT-M8-16 M8 1.25 16 13 8 6 25200 13 CAD RFQ
SNSMT-M8-20 M8 1.25 20 13 8 6 25200 15 CAD RFQ
SNSMT-M8-25 M8 1.25 25 13 8 6 25200 17 CAD RFQ
SNSMT-M8-30 M8 1.25 30 13 8 6 25200 19 CAD RFQ
SNSMT-M8-35 M8 1.25 35 13 8 6 25200 21 CAD RFQ
Part Number M (Coarse)
Nominal of Thread
Pitch L D1 L1 B Tension Rupture
Load (N)*1
Mass
(g)
CAD
Download
RFQ
SNSMT-M3-6 M3 0.5 6 5.5 3 2.5 3470 0.8 CAD RFQ
SNSMT-M3-8 M3 0.5 8 5.5 3 2.5 3470 0.9 CAD RFQ
SNSMT-M3-10 M3 0.5 10 5.5 3 2.5 3470 0.99 CAD RFQ
SNSMT-M3-12 M3 0.5 12 5.5 3 2.5 3470 1.1 CAD RFQ
SNSMT-M3-16 M3 0.5 16 5.5 3 2.5 3470 1.3 CAD RFQ
SNSMT-M3-20 M3 0.5 20 5.5 3 2.5 3470 1.5 CAD RFQ
SNSMT-M4-8 M4 0.7 8 7 4 3 6050 1.8 CAD RFQ
SNSMT-M4-10 M4 0.7 10 7 4 3 6050 2 CAD RFQ
SNSMT-M4-12 M4 0.7 12 7 4 3 6050 2.2 CAD RFQ
SNSMT-M4-16 M4 0.7 16 7 4 3 6050 2.5 CAD RFQ
SNSMT-M4-20 M4 0.7 20 7 4 3 6050 3 CAD RFQ
SNSMT-M4-25 M4 0.7 25 7 4 3 6050 3.5 CAD RFQ
SNSMT-M5-10 M5 0.8 10 8.5 5 4 9790 3 CAD RFQ
SNSMT-M5-12 M5 0.8 12 8.5 5 4 9790 3.3 CAD RFQ
SNSMT-M5-16 M5 0.8 16 8.5 5 4 9790 3.8 CAD RFQ
SNSMT-M5-20 M5 0.8 20 8.5 5 4 9790 4.5 CAD RFQ
SNSMT-M5-25 M5 0.8 25 8.5 5 4 9790 5.3 CAD RFQ
SNSMT-M6-12 M6 1 12 10 6 5 13800 5.6 CAD RFQ
SNSMT-M6-16 M6 1 16 10 6 5 13800 6.5 CAD RFQ
SNSMT-M6-20 M6 1 20 10 6 5 13800 7.4 CAD RFQ
SNSMT-M6-25 M6 1 25 10 6 5 13800 8.6 CAD RFQ
SNSMT-M6-30 M6 1 30 10 6 5 13800 9.3 CAD RFQ
SNSMT-M8-16 M8 1.25 16 13 8 6 25200 13 CAD RFQ
SNSMT-M8-20 M8 1.25 20 13 8 6 25200 15 CAD RFQ
SNSMT-M8-25 M8 1.25 25 13 8 6 25200 17 CAD RFQ
SNSMT-M8-30 M8 1.25 30 13 8 6 25200 19 CAD RFQ
SNSMT-M8-35 M8 1.25 35 13 8 6 25200 21 CAD RFQ

*1: Values in chart are for reference only. They are not guaranteed values.
● Batch cleanroom packing is provided for orders containing multiple items of the same size.

Material/Finish

SNSMT
Main Body UNS N06210 (MAT21 * 1)

*1: MAT and MAT21 are registered trademarks of Proterial, Ltd.


Application

FPD production equipment / Semiconductor devices / Printed circuit board etching devices /
Metallic surface treatment equipment and facilities / Chemical plants

Characteristics

*1: Hastelloy is a registered trademark of Haynes International, Inc.


Mechanical Properties

MAT21
(UNS N06210)
SUS304
Tensile Strength (N/mm2) 690 520 or More
0.2% Proof Load (N/mm2) 310 205 or More
Elongation (%) 45 40 or More

Values in chart are for reference only. They are not guaranteed values.


Physical Properties

MAT21
(UNS N06210)
SUS304
Specific Gravity 8.76 7.93
Longitudinal Elastic Modulus (GPa) 205 193
Specific Heat (J/kg・K) 414 500
Electric Resistance (µΩ・m) 1.274 0.7
Linear Expansion Coefficient (K-1) 12.0 x 10-6 17.3 x 10-6

Values in chart are for reference only. They are not guaranteed values.


Product List

Click here to see Screws compatible with clean environments

Click here to see Special Screws