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  • Special Screws
  • Captive Screws, Full Thread Screws

Captive Button Head Cap Bolts with Hexalobular Socket (with Pin)

SSC-SRBS

  • Tamper Resistance
  • Loss Prevention

Hints for Correctly Using NBK Products

The video is an example using SSC(SSC). You can perform the same operation using this product.


Dimension Drawing

SSC-SRBSCaptive Button Head Cap Bolts with Hexalobular Socket (with Pin)寸法図

Specs/CAD

Select

M (Coarse)
Nominal of Thread
All
M3
M4
M5
M6
M8
L
All
8
10
12
16
20
25
30
40

Unit : mm

Part Number M (Coarse)
Nominal of Thread
Pitch L Lm D1 L1 dc Applicable Wrench Type Applicable Bit Type Hexalobular
Socket No.
Mass
(g)
CAD
Download
RFQ
Bit Driver
SSC-SRBS-M3-8 M3 0.5 8 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.57 CAD RFQ
SSC-SRBS-M3-10 M3 0.5 10 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.65 CAD RFQ
SSC-SRBS-M3-12 M3 0.5 12 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.73 CAD RFQ
SSC-SRBS-M3-16 M3 0.5 16 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.93 CAD RFQ
SSC-SRBS-M4-10 M4 0.7 10 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.4 CAD RFQ
SSC-SRBS-M4-12 M4 0.7 12 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.5 CAD RFQ
SSC-SRBS-M4-16 M4 0.7 16 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.8 CAD RFQ
SSC-SRBS-M4-20 M4 0.7 20 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 2.2 CAD RFQ
SSC-SRBS-M5-12 M5 0.8 12 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 2.3 CAD RFQ
SSC-SRBS-M5-16 M5 0.8 16 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 2.8 CAD RFQ
SSC-SRBS-M5-20 M5 0.8 20 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 3.3 CAD RFQ
SSC-SRBS-M5-25 M5 0.8 25 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 4.1 CAD RFQ
SSC-SRBS-M6-12 M6 1 12 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 3.6 CAD RFQ
SSC-SRBS-M6-16 M6 1 16 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 4.3 CAD RFQ
SSC-SRBS-M6-20 M6 1 20 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 5.1 CAD RFQ
SSC-SRBS-M6-25 M6 1 25 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 6.1 CAD RFQ
SSC-SRBS-M6-30 M6 1 30 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 6.9 CAD RFQ
SSC-SRBS-M8-16 M8 1.25 16 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 9.1 CAD RFQ
SSC-SRBS-M8-20 M8 1.25 20 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 10 CAD RFQ
SSC-SRBS-M8-25 M8 1.25 25 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 12 CAD RFQ
SSC-SRBS-M8-30 M8 1.25 30 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 14 CAD RFQ
SSC-SRBS-M8-40 M8 1.25 40 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 18 CAD RFQ
Part Number M (Coarse)
Nominal of Thread
Pitch L Lm D1 L1 dc Applicable Wrench Type Applicable Bit Type Hexalobular
Socket No.
Mass
(g)
CAD
Download
RFQ
Bit Driver
SSC-SRBS-M3-8 M3 0.5 8 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.57 CAD RFQ
SSC-SRBS-M3-10 M3 0.5 10 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.65 CAD RFQ
SSC-SRBS-M3-12 M3 0.5 12 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.73 CAD RFQ
SSC-SRBS-M3-16 M3 0.5 16 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.93 CAD RFQ
SSC-SRBS-M4-10 M4 0.7 10 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.4 CAD RFQ
SSC-SRBS-M4-12 M4 0.7 12 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.5 CAD RFQ
SSC-SRBS-M4-16 M4 0.7 16 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.8 CAD RFQ
SSC-SRBS-M4-20 M4 0.7 20 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 2.2 CAD RFQ
SSC-SRBS-M5-12 M5 0.8 12 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 2.3 CAD RFQ
SSC-SRBS-M5-16 M5 0.8 16 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 2.8 CAD RFQ
SSC-SRBS-M5-20 M5 0.8 20 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 3.3 CAD RFQ
SSC-SRBS-M5-25 M5 0.8 25 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 4.1 CAD RFQ
SSC-SRBS-M6-12 M6 1 12 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 3.6 CAD RFQ
SSC-SRBS-M6-16 M6 1 16 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 4.3 CAD RFQ
SSC-SRBS-M6-20 M6 1 20 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 5.1 CAD RFQ
SSC-SRBS-M6-25 M6 1 25 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 6.1 CAD RFQ
SSC-SRBS-M6-30 M6 1 30 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 6.9 CAD RFQ
SSC-SRBS-M8-16 M8 1.25 16 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 9.1 CAD RFQ
SSC-SRBS-M8-20 M8 1.25 20 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 10 CAD RFQ
SSC-SRBS-M8-25 M8 1.25 25 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 12 CAD RFQ
SSC-SRBS-M8-30 M8 1.25 30 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 14 CAD RFQ
SSC-SRBS-M8-40 M8 1.25 40 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 18 CAD RFQ
Part Number M (Coarse)
Nominal of Thread
Pitch L Lm D1 L1 dc Applicable Wrench Type Applicable Bit Type Hexalobular
Socket No.
Mass
(g)
CAD
Download
RFQ
Bit Driver
SSC-SRBS-M3-8 M3 0.5 8 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.57 CAD RFQ
SSC-SRBS-M3-10 M3 0.5 10 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.65 CAD RFQ
SSC-SRBS-M3-12 M3 0.5 12 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.73 CAD RFQ
SSC-SRBS-M3-16 M3 0.5 16 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.93 CAD RFQ
SSC-SRBS-M4-10 M4 0.7 10 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.4 CAD RFQ
SSC-SRBS-M4-12 M4 0.7 12 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.5 CAD RFQ
SSC-SRBS-M4-16 M4 0.7 16 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.8 CAD RFQ
SSC-SRBS-M4-20 M4 0.7 20 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 2.2 CAD RFQ
SSC-SRBS-M5-12 M5 0.8 12 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 2.3 CAD RFQ
SSC-SRBS-M5-16 M5 0.8 16 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 2.8 CAD RFQ
SSC-SRBS-M5-20 M5 0.8 20 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 3.3 CAD RFQ
SSC-SRBS-M5-25 M5 0.8 25 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 4.1 CAD RFQ
SSC-SRBS-M6-12 M6 1 12 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 3.6 CAD RFQ
SSC-SRBS-M6-16 M6 1 16 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 4.3 CAD RFQ
SSC-SRBS-M6-20 M6 1 20 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 5.1 CAD RFQ
SSC-SRBS-M6-25 M6 1 25 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 6.1 CAD RFQ
SSC-SRBS-M6-30 M6 1 30 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 6.9 CAD RFQ
SSC-SRBS-M8-16 M8 1.25 16 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 9.1 CAD RFQ
SSC-SRBS-M8-20 M8 1.25 20 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 10 CAD RFQ
SSC-SRBS-M8-25 M8 1.25 25 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 12 CAD RFQ
SSC-SRBS-M8-30 M8 1.25 30 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 14 CAD RFQ
SSC-SRBS-M8-40 M8 1.25 40 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 18 CAD RFQ
Part Number M (Coarse)
Nominal of Thread
Pitch L Lm D1 L1 dc Applicable Wrench Type Applicable Bit Type Hexalobular
Socket No.
Mass
(g)
CAD
Download
RFQ
Bit Driver
SSC-SRBS-M3-8 M3 0.5 8 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.57 CAD RFQ
SSC-SRBS-M3-10 M3 0.5 10 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.65 CAD RFQ
SSC-SRBS-M3-12 M3 0.5 12 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.73 CAD RFQ
SSC-SRBS-M3-16 M3 0.5 16 4 5.7 1.65 2.2 SRX-10 SRXB-10 SRD-6.35 10 0.93 CAD RFQ
SSC-SRBS-M4-10 M4 0.7 10 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.4 CAD RFQ
SSC-SRBS-M4-12 M4 0.7 12 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.5 CAD RFQ
SSC-SRBS-M4-16 M4 0.7 16 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 1.8 CAD RFQ
SSC-SRBS-M4-20 M4 0.7 20 5 7.6 2.2 3 SRX-20 SRXB-20 SRD-6.35 20 2.2 CAD RFQ
SSC-SRBS-M5-12 M5 0.8 12 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 2.3 CAD RFQ
SSC-SRBS-M5-16 M5 0.8 16 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 2.8 CAD RFQ
SSC-SRBS-M5-20 M5 0.8 20 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 3.3 CAD RFQ
SSC-SRBS-M5-25 M5 0.8 25 6 9.5 2.75 3.9 SRX-25 SRXB-25 SRD-6.35 25 4.1 CAD RFQ
SSC-SRBS-M6-12 M6 1 12 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 3.6 CAD RFQ
SSC-SRBS-M6-16 M6 1 16 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 4.3 CAD RFQ
SSC-SRBS-M6-20 M6 1 20 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 5.1 CAD RFQ
SSC-SRBS-M6-25 M6 1 25 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 6.1 CAD RFQ
SSC-SRBS-M6-30 M6 1 30 8 10.5 3.3 4.5 SRX-30 SRXB-30 SRD-6.35 30 6.9 CAD RFQ
SSC-SRBS-M8-16 M8 1.25 16 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 9.1 CAD RFQ
SSC-SRBS-M8-20 M8 1.25 20 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 10 CAD RFQ
SSC-SRBS-M8-25 M8 1.25 25 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 12 CAD RFQ
SSC-SRBS-M8-30 M8 1.25 30 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 14 CAD RFQ
SSC-SRBS-M8-40 M8 1.25 40 10 14 4.4 6.3 SRX-40 SRXB-40 SRD-6.35 40 18 CAD RFQ

Related Services

Material/Finish

SSC-SRBS
Main Body Equivalent to SUS304
Strength Class Equivalent to A2-50

Application

Fixing of protection cover and cover for inspection / CE marking
Machine tool / Food machinery / and Electronic device

Characteristics

  • Prevents fall-off and loss of the screw. They are intended to fix protective and inspection covers that are frequently installed and removed.
  • Tamper resistant screw type.
  • For CE Marking compatibility. ⇒Use the NBK Captive Screw Series to be comply with CE
  • Install and remove with SRX Dedicated Wrench or SRXB Dedicated Bit and SRD Dedicated Magnetic Screwdriver together.
  • We also produce captive screws of special specifications, e.g. dimensions, shapes, materials and surface treatment. Please contact our customer service.

SSC-SRBSCaptive Button Head Cap Bolts with Hexalobular Socket (with Pin)


Precautions for Use

  • Screw hole inner diameter on the cover side shall be at least the dc dimension.
  • The cover thickness should be 0.8 mm or above.

Installation Example

Machine a screw hole on the cover and let through the threaded part of SSC-SRBS. Threaded part of SSC-SRBS is still engaged with the screw hole on the cover even after the screw is removed from the frame, so SSC-SRBS never fall out of the cover.

SSC-SRBSCaptive Button Head Cap Bolts with Hexalobular Socket (with Pin)


Related Products

SRX dedicated wrenches are available.
SRX

SSC-SRBSCaptive Button Head Cap Bolts with Hexalobular Socket (with Pin)

SRXB applicable bits are available.
SRXB

SSC-SRBSCaptive Button Head Cap Bolts with Hexalobular Socket (with Pin)

Dedicated magnetic screwdrivers SRD are available.
SRD

SSC-SRBSCaptive Button Head Cap Bolts with Hexalobular Socket (with Pin)


Product List

Click here to see Captive Screws, Full Thread Screws

Click here to see Special Screws