• Special Screws
  • Tamper Resistant Screws

SRSAS

Button Head Cap Screw with Three-Lobe Holes (with Pin)

  • Tamper Resistance

Dimension Drawing

SRSASButton Head Cap Screws with Three-Lobe Holes (with Pin)寸法図

Specs/CAD

Select

Size(M)
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3
4
5
6
8
L
All
6
8
10
12
20
16
25
30
40
50

Unit : mm

Part Number M L D1 L1 t Bit Part No. Screwdriver Part No. Qty per Pack Mass
(g)
CAD RFQ
SRSAS-M3-6 3 6 5.7 1.65 0.9 SRSAB-3 SRD-6.35 10 0.43 CAD RFQ
SRSAS-M3-8 3 8 5.7 1.65 0.9 SRSAB-3 SRD-6.35 10 0.52 CAD RFQ
SRSAS-M3-10 3 10 5.7 1.65 0.9 SRSAB-3 SRD-6.35 10 0.61 CAD RFQ
SRSAS-M3-12 3 12 5.7 1.65 0.9 SRSAB-3 SRD-6.35 10 0.7 CAD RFQ
SRSAS-M3-20 3 20 5.7 1.65 0.9 SRSAB-3 SRD-6.35 10 1.1 CAD RFQ
SRSAS-M4-6 4 6 7.6 2.2 1.3 SRSAB-4 SRD-6.35 10 0.89 CAD RFQ
SRSAS-M4-8 4 8 7.6 2.2 1.3 SRSAB-4 SRD-6.35 10 1.1 CAD RFQ
SRSAS-M4-10 4 10 7.6 2.2 1.3 SRSAB-4 SRD-6.35 10 1.2 CAD RFQ
SRSAS-M4-12 4 12 7.6 2.2 1.3 SRSAB-4 SRD-6.35 10 1.4 CAD RFQ
SRSAS-M4-16 4 16 7.6 2.2 1.3 SRSAB-4 SRD-6.35 10 1.7 CAD RFQ
SRSAS-M4-20 4 20 7.6 2.2 1.3 SRSAB-4 SRD-6.35 10 2 CAD RFQ
SRSAS-M4-25 4 25 7.6 2.2 1.3 SRSAB-4 SRD-6.35 10 2.4 CAD RFQ
SRSAS-M4-30 4 30 7.6 2.2 1.3 SRSAB-4 SRD-6.35 10 2.7 CAD RFQ
SRSAS-M5-8 5 8 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 2.4 CAD RFQ
SRSAS-M5-10 5 10 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 2.7 CAD RFQ
SRSAS-M5-12 5 12 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 2.9 CAD RFQ
SRSAS-M5-16 5 16 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 3.5 CAD RFQ
SRSAS-M5-20 5 20 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 4 CAD RFQ
SRSAS-M5-25 5 25 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 4.6 CAD RFQ
SRSAS-M5-30 5 30 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 5.3 CAD RFQ
SRSAS-M5-40 5 40 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 6.6 CAD RFQ
SRSAS-M6-10 6 10 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 3.2 CAD RFQ
SRSAS-M6-12 6 12 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 3.6 CAD RFQ
SRSAS-M6-16 6 16 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 4.4 CAD RFQ
SRSAS-M6-20 6 20 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 5.2 CAD RFQ
SRSAS-M6-25 6 25 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 6.2 CAD RFQ
SRSAS-M6-30 6 30 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 7.2 CAD RFQ
SRSAS-M6-40 6 40 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 9.2 CAD RFQ
SRSAS-M6-50 6 50 10.5 3.3 1.6 SRSAB-56 SRD-6.35 10 11 CAD RFQ
SRSAS-M8-12 8 12 14.0 4.4 2.5 SRSAB-8 SRD-6.35 10 7.2 CAD RFQ
SRSAS-M8-16 8 16 14.0 4.4 2.5 SRSAB-8 SRD-6.35 10 8.4 CAD RFQ
SRSAS-M8-20 8 20 14.0 4.4 2.5 SRSAB-8 SRD-6.35 10 9.6 CAD RFQ
SRSAS-M8-25 8 25 14.0 4.4 2.5 SRSAB-8 SRD-6.35 10 11 CAD RFQ
SRSAS-M8-30 8 30 14.0 4.4 2.5 SRSAB-8 SRD-6.35 10 13 CAD RFQ
SRSAS-M8-40 8 40 14.0 4.4 2.5 SRSAB-8 SRD-6.35 10 16 CAD RFQ
SRSAS-M8-50 8 50 14.0 4.4 2.5 SRSAB-8 SRD-6.35 10 19 CAD RFQ

When purchasing less volume than one full bag, a separate handling fee is charged. For details, see the Sold Separately Service.

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Related Service

Material/Finish

SRSAS
Main Body Equivalent to SUS304
Strength Class Equivalent to A2-50

Application

Machinery / Tools / Equipment / Devices disassembly prevention/ Tampering prevention / Theft prevention for outdoor facilities /
Security measures / Safety measures

Characteristics

  • Button head cap screws with pin at the center of the three groove holes.
  • This prevents mounting and removing with regular tools.
  • Install and remove with SRSAB Dedicated Bits and SRD Dedicated Magnetic Screwdriver together.

Related Products

Install and remove with SRSAB Dedicated Bits and SRD Dedicated Magnetic Screwdriver together.
SRSAB

SRSASButton Head Cap Screws with Three-Lobe Holes (with Pin)

Dedicated Magnet Screwdrivers SRD
SRD

SRSASButton Head Cap Screws with Three-Lobe Holes (with Pin)


Product List

Customer Service

  • Usage Method
  • Technical Question
  • Customization Products
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NBK America LLC

9:00 to 17:00 on weekdays, Eastern Standard Time

Asia and Europe

Nabeya Bi-tech Kaisha

9:00 to 17:15 on weekdays, Japan Standard Time