8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4) 8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4) (pack of 1)

Accu Product Code (APC): ZHF60208C04-BX

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8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4) 8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4) (pack of 1)

Accu Product Code (APC): ZHF60208C04-BX

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Thread Size: 8-32 UNC

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Accu Product Code (APC): ZHF60208C04-BX
Thread Size: 8-32 UNC
Overall Length (L): 0.25 inch
Socket Size (J): 5/64 inch
Material: Stainless Steel - Marine (A4)
Finish: Black Oxide
Countersunk Angle (CA): 100 Degrees
Countersunk Length (H): 0.076 inch
Drive Depth: 0.05 inch
Drive Type: Hex Socket
Full Thread: Yes
Head Diameter (D): 0.359 inch
Manufacturing Standard: Not Standardised
Material Family: Stainless Steel
Material Specification: SS 316 / ASTM A276
System of Measurement: Imperial
Thread Class: 3A
Thread Length (E): 0.174 inch
Thread Pitch: 32 TPI
Weight per 100 Units: 102.57 g

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8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4) Description

The 8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4) has the following features:

Countersunk Angle (CA): 100 Degrees
Countersunk Length (H): 0.076 inch
Drive Depth: 0.05 inch
Drive Type: Hex Socket
Black Oxide Finish
Full Thread
Head Diameter (D): 0.359 inch
Manufacturing Standard: Not Standardised
Stainless Steel - Marine (A4)
Stainless Steel Material Family
SS 316 / ASTM A276 Material Specification
Overall Length (L): 0.25 inch
Socket Size (J): 5/64 inch
System of Measurement: Imperial
Thread Class: 3A
Thread Length (E): 0.174 inch
Thread Pitch: 32 TPI
Thread Size: 8-32 UNC

Discover more about the Imperial 100 Degree Socket Countersunk Screws range.

Imperial 100 Degree Socket Countersunk Screws are precision-engineered fasteners designed with a 100-degree countersunk head and a hexagonal socket drive. The wider angle of the countersink provides increased load distribution, making these screws ideal for use in softer materials or assemblies requiring a flush, professional finish.

How Imperial 100 Degree Socket Countersunk Screws Work

The 100-degree countersink creates a larger bearing surface compared to standard 90-degree countersinks, reducing the risk of deformation or damage to softer materials. The hex socket drive allows for precise torque application, ensuring secure and reliable fastening. These screws are designed to sit flush with or below the surface, delivering a smooth and unobtrusive finish in high-precision applications.

The Materials Imperial 100 Degree Socket Countersunk Screws Are Made From

These screws are available in a variety of premium materials to suit diverse applications:

A4 Stainless Steel: Exceptional corrosion resistance, ideal for marine and chemically aggressive environments.
A2 Stainless Steel: A versatile option for general-purpose use, offering strength and durability.
17-4PH Stainless Steel: Combines high strength and corrosion resistance, suitable for heavy-duty and high-performance applications.

Each material offers unique advantages, ensuring compatibility with a wide range of environments and performance requirements.

The Sizes and Types of Imperial 100 Degree Socket Countersunk Screws Available

Imperial 100 Degree Socket Countersunk Screws are offered in thread sizes ranging from 1/2-13 UNC to 10-32 UNF, catering to both coarse and fine thread requirements. Their versatile design and high-quality materials make them suitable for a variety of industrial and precision engineering projects.

FAQs

Q: Why Choose a 100-Degree Countersunk Head Over a Standard 90-Degree Head?
A: The 100-degree countersunk head provides a larger contact area, reducing pressure on the material and minimising the risk of damage. This makes it ideal for fastening into softer materials or in applications requiring enhanced load distribution.

Q: What Is the Benefit of 17-4PH Stainless Steel?
A: 17-4PH Stainless Steel offers a combination of high strength, hardness and corrosion resistance, making it suitable for demanding applications, including agricultural and heavy-duty machinery.

Q: Are These Screws Suitable for Outdoor or Marine Applications?
A: Yes, both A4 and A2 Stainless Steel provide excellent corrosion resistance for outdoor use, with A4 Stainless Steel being particularly suited to marine environments.

Q: How Do I Find the Length of a Screw?
A: Use our complete guide on How To Measure A Screw like an Engineer!

Shipping Information

Shipping Destinations:

Worldwide view delivery information

Weight (100 items):

0.1025657kg

Component History

Product First Available:

Wednesday, June 12, 2024

Stock Last Updated:

12:12 AMThursday, June 4, 2026

Specification Last Updated:

Wednesday, June 3, 2026

Barcodes

APC (Accu Product Code):

ZHF60208C04-BX

EAN13 (International Article No.):

5054328446281

ASIN (Amazon Stock Identification No.):

ASIN not defined.

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Thread Size

Overall Length (L)

Socket Size (J)

Material

Finish

Countersunk Angle (CA)

Countersunk Length (H)

Drive Depth

Drive Type

Full Thread

Head Diameter (D)

Manufacturing Standard

Material Family

Material Specification

System of Measurement

Thread Class

Thread Length (E)

Thread Pitch

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8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4).

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8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4) 8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4) (pack of 1)

8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4) 8-32 UNC x 0.25 Inch Thread Length 100 Degree Socket Countersunk Screws - Black Marine Stainless Steel (A4) (pack of 1)

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