5/16-18 UNC x 1.1/2 Inch Security Socket Button Head Screws - Black Stainless Steel (A2) 5/16-18 UNC x 1.1/2 Inch Security Socket Button Head Screws - Black Stainless Steel (A2) (pack of 1)

Accu Product Code (APC): SSSB-5/16-18-1.1/2-A2-BL

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5/16-18 UNC x 1.1/2 Inch Security Socket Button Head Screws - Black Stainless Steel (A2) 5/16-18 UNC x 1.1/2 Inch Security Socket Button Head Screws - Black Stainless Steel (A2) (pack of 1)

Accu Product Code (APC): SSSB-5/16-18-1.1/2-A2-BL

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Accu Product Code (APC): SSSB-5/16-18-1.1/2-A2-BL
Thread Size: 5/16-18 UNC
Length (L): 1.1/2 inch
Drive Size: 3/16 Pin Hex
Material: Stainless Steel - (A2)
Finish: Matte Black
Head Diameter (D): 13.89 mm
Head Height (H): 4.22 mm
Manufacturing Standard: Not Standardised
Material Family: Stainless Steel
Socket Size (J): 3/16 inch
System of Measurement: Imperial
Thread Pitch: 18 TPI
Weight per 100 Units: 1.44 kg

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5/16-18 UNC x 1.1/2 Inch Security Socket Button Head Screws - Black Stainless Steel (A2) Description

The 5/16-18 UNC x 1.1/2 Inch Security Socket Button Head Screws - Black Stainless Steel (A2) has the following features:

Drive Size: 3/16 Pin Hex
Matte Black Finish
Head Diameter (D): 13.89 mm
Head Height (H): 4.22 mm
Length (L): 1.1/2 inch
Manufacturing Standard: Not Standardised
Stainless Steel - (A2)
Stainless Steel Material Family
Socket Size (J): 3/16 inch
System of Measurement: Imperial
Thread Pitch: 18 TPI
Thread Size: 5/16-18 UNC

Discover more about the Imperial Security Socket Button Head Screws range.

Imperial Security Socket Button Head Screws are part of Accu’s Security Screw range but this component has a tamper-proof hexagonal drive, with a centralised security pin.

With a Button Head design, these components are visually appealing and free from any sharp edges.

Imperial Security Socket Button Head Screws are designed to be used alongside AccuScrews’ Security Hexagon Drive Bits and Security Hexagon Key Wrenches.

Materials

Security Socket Button Head Screws are available as standard in A2 Stainless Steel and in a wide number of premium materials to suite your project requirements.

Fortify your Imperial Security Socket Button Head Screws with Accu’s advanced thread-locking patches. Whether it’s AccuLock Threadlocker for standard security, Anu-Lok 180 for extra resilience, or Precote 80 for elite performance, your fasteners stay locked. Opt for AccuBlack chemical blackening for a stealthy, low-glare aesthetic with a premium edge.

Imperial Security Socket Button Head Screws

Imperial dimensions for Security Socket Button Screws include diameters of No. 6 up to 3/8 inch, and lengths from ¼ inch up to 4 inch.

Metric Security Socket Button Head Screws

Metric components within this range are available in thread sizes of between M3 and M12, with lengths ranging from 8.00mm up to 100.00mm.

Shipping Information

Shipping Destinations:

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Weight (100 items):

1.436kg

Component History

Product First Available:

Sunday, June 28, 2015

Stock Last Updated:

12:21 AMThursday, June 4, 2026

Specification Last Updated:

Wednesday, June 3, 2026

Barcodes

APC (Accu Product Code):

SSSB-5/16-18-1.1/2-A2-BL

EAN13 (International Article No.):

5057195072836

ASIN (Amazon Stock Identification No.):

ASIN not defined.

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5/16-18 UNC x 1.1/2 Inch Security Socket Button Head Screws - Black Stainless Steel (A2) 5/16-18 UNC x 1.1/2 Inch Security Socket Button Head Screws - Black Stainless Steel (A2) (pack of 1)

5/16-18 UNC x 1.1/2 Inch Security Socket Button Head Screws - Black Stainless Steel (A2) 5/16-18 UNC x 1.1/2 Inch Security Socket Button Head Screws - Black Stainless Steel (A2) (pack of 1)

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