18-8 Stainless Steel Low Head Socket Cap Screws

18-8 stainless steel low head socket cap screws are designed for assemblies where overhead clearance is limited and a standard socket head would extend too far above the mounting surface. Their reduced head height creates a compact installation while retaining an internal hex drive for installation with a hex key.

The 18-8 stainless steel material provides general corrosion resistance for industrial equipment, machinery, fixtures, enclosures, and assemblies exposed to ordinary moisture or routine cleaning. These fasteners are commonly used in automation equipment, robotics, machine guarding, packaging machinery, conveyor systems, instrumentation, access panels, laboratory equipment, electronic assemblies, inspection fixtures, and maintenance repairs where both low-profile geometry and stainless material are useful.

Cold Headers supplies 18-8 stainless steel low head socket cap screws in a range of inch thread sizes and lengths, including uncommon and difficult-to-source configurations. Individual product pages provide exact thread size, length, nominal body diameter, head diameter, head height, hex socket size, and verified key-engagement information where available. Review those dimensions carefully to confirm compatibility with tapped holes, counterbores, surrounding components, and installation tooling.

Why Use an 18-8 Stainless Low Head Socket Cap Screw?

  • Reduced head height: Supports installations with restricted clearance above the fastener.
  • Internal hex drive: Allows installation where external wrench access is limited.
  • 18-8 stainless steel: Provides general corrosion resistance for many industrial and maintenance environments.
  • Compact cylindrical geometry: Helps reduce interference with adjacent panels, guards, housings, rails, and moving components.
  • Exact-size selection: Product pages allow engineers and purchasers to compare thread, length, head, socket, and body dimensions.

Selecting the Correct Low Head Socket Cap Screw

Start by confirming the required thread size and screw length. Then review the head diameter and head height to make sure the fastener fits within the available installation envelope. The hex socket size should match the intended tool, while body diameter and minimum key engagement can assist with fit and drive-access review. Low head socket cap screws should be selected according to the requirements of the assembly rather than substituted automatically for standard socket head cap screws.

Cold Headers Inc. has supplied specialty industrial socket fasteners since 1962. Our catalog is organized to help engineers, distributors, maintenance teams, and purchasing professionals locate exact sizes, uncommon lengths, and difficult-to-source socket products without unsupported inventory claims.

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.

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6-32 x 1/4 18-8 Stainless Steel Low Head Socket Cap Screw
List Price (per 100 pieces) $25.00
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6-32 x 5/16 18-8 Stainless Steel Low Head Socket Cap Screw
List Price (per 100 pieces) $27.00
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6-32 x 3/8 18-8 Stainless Steel Low Head Socket Cap Screw
List Price (per 100 pieces) $28.00
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6-32 x 1/2 18-8 Stainless Steel Low Head Socket Cap Screw
List Price (per 100 pieces) $32.00
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6-32 x 5/8 18-8 Stainless Steel Low Head Socket Cap Screw
List Price (per 100 pieces) $34.00
Description N/A

6-32 x 1/4 18-8 Stainless Steel Low Head Socket Cap Screw is selected when a stainless socket fastener must fit where a taller head would interfere with nearby machine components.

The 18-8 stainless steel material is commonly chosen for general corrosion resistance, clean appearance, and routine moisture exposure in common industrial environments.

The low head geometry gives this 6-32 x 1/4 fastener a reduced profile for machine guards and access panels, where the reduced head profile helps prevent interference around removable covers and moving components. It may also be specified for inspection fixtures and tooling plates, where a reduced head height can help maintain clearance around clamps, slides, locating features, and tooling details.

Use the verified dimensions below to compare nominal body diameter, head diameter, head height, hex socket size, and key engagement against the available space in the assembly.

Cold Headers supports buyers looking for exact-size socket fasteners, uncommon lengths, and specialty low head products for maintenance and production needs.

Technical Highlights

  • Material: 18-8 Stainless Steel
  • Thread Size: 6-32
  • Length: 1/4 in.
  • Nominal Body Diameter: 0.1380 in.
  • Head Diameter: 0.221-0.226 in.
  • Head Height: 0.066-0.069 in.
  • Hex Socket Size: 0.0625 in.
  • Minimum Key Engagement: 0.050 in.
  • Drive Type: Internal Hex

Reference dimensions may vary slightly by manufacturer.

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.

 		N/A

6-32 x 5/16 18-8 Stainless Steel Low Head Socket Cap Screw provides a reduced-head socket-drive option for assemblies that need stainless construction and controlled head projection.

The low head geometry gives this 6-32 x 5/16 fastener a reduced profile for robotics and automation equipment, where compact socket-head geometry supports tight machine envelopes and serviceable internal-hex installation. It may also be specified for conveyor systems and packaging equipment, where lower head projection can reduce snag points while still providing socket-drive access for maintenance.

18-8 stainless steel is a general-purpose stainless choice for indoor equipment, many outdoor installations, and assemblies where a clean appearance is important.

Cold Headers has supplied specialty socket fasteners since 1962, helping purchasing teams source exact sizes for industrial maintenance and production work.

Use the verified dimensions below to compare nominal body diameter, head diameter, head height, hex socket size, and key engagement against the available space in the assembly.

Technical Highlights

  • Material: 18-8 Stainless Steel
  • Thread Size: 6-32
  • Length: 5/16 in.
  • Nominal Body Diameter: 0.1380 in.
  • Head Diameter: 0.221-0.226 in.
  • Head Height: 0.066-0.069 in.
  • Hex Socket Size: 0.0625 in.
  • Minimum Key Engagement: 0.050 in.
  • Drive Type: Internal Hex

Reference dimensions may vary slightly by manufacturer.

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.

 		N/A

6-32 x 3/8 18-8 Stainless Steel Low Head Socket Cap Screw is built for compact fastening locations where thread engagement, length selection, and head clearance all matter.

Cold Headers focuses on specialty socket products, difficult-to-find sizes, and practical sourcing support for MRO, automation, and repair operations.

The low head geometry gives this 6-32 x 3/8 fastener a reduced profile for electrical enclosures and control panels, where the low head design helps keep hardware projection controlled on exposed or space-limited surfaces. It may also be specified for instrumentation and precision machinery, where the clean stainless appearance and compact head style support equipment where clearance and access both matter.

The material provides everyday corrosion resistance for production equipment, commercial hardware, and maintenance work without overstating the application.

Use the verified dimensions below to compare nominal body diameter, head diameter, head height, hex socket size, and key engagement against the available space in the assembly.

Technical Highlights

  • Material: 18-8 Stainless Steel
  • Thread Size: 6-32
  • Length: 3/8 in.
  • Nominal Body Diameter: 0.1380 in.
  • Head Diameter: 0.221-0.226 in.
  • Head Height: 0.066-0.069 in.
  • Hex Socket Size: 0.0625 in.
  • Minimum Key Engagement: 0.050 in.
  • Drive Type: Internal Hex

Reference dimensions may vary slightly by manufacturer.

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.

 		N/A

6-32 x 1/2 18-8 Stainless Steel Low Head Socket Cap Screw gives engineers an 18-8 stainless low head socket cap screw for equipment designs with limited overhead clearance.

For many plant, automation, and packaging environments, 18-8 stainless steel offers a practical balance of corrosion resistance and broad industrial usability.

For engineering departments and industrial buyers, Cold Headers helps identify low head socket screw sizes that fit specific clearance and assembly requirements.

The low head geometry gives this 6-32 x 1/2 fastener a reduced profile for inspection fixtures and tooling plates, where a reduced head height can help maintain clearance around clamps, slides, locating features, and tooling details. It may also be specified for MRO repair operations and production equipment, where the exact thread and length help maintenance teams match fasteners used in tight industrial assemblies.

Use the verified dimensions below to compare nominal body diameter, head diameter, head height, hex socket size, and key engagement against the available space in the assembly.

Technical Highlights

  • Material: 18-8 Stainless Steel
  • Thread Size: 6-32
  • Length: 1/2 in.
  • Nominal Body Diameter: 0.1380 in.
  • Head Diameter: 0.221-0.226 in.
  • Head Height: 0.066-0.069 in.
  • Hex Socket Size: 0.0625 in.
  • Minimum Key Engagement: 0.050 in.
  • Drive Type: Internal Hex

Reference dimensions may vary slightly by manufacturer.

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.

 		N/A

6-32 x 5/8 18-8 Stainless Steel Low Head Socket Cap Screw is useful where the fastener head must remain lower than a standard socket head while retaining internal-hex drive access.

The stainless construction is appropriate for general-service equipment where moisture resistance and a clean surface are useful selection factors.

The low head geometry gives this 6-32 x 5/8 fastener a reduced profile for conveyor systems and packaging equipment, where lower head projection can reduce snag points while still providing socket-drive access for maintenance. It may also be specified for compact equipment housings and panel assemblies, where internal wrenching keeps the drive feature inside the head when external wrench clearance is limited.

Use the verified dimensions below to compare nominal body diameter, head diameter, head height, hex socket size, and key engagement against the available space in the assembly.

Cold Headers serves machine builders, repair operations, and industrial distributors that need exact-size socket screws without exaggerated inventory claims.

Technical Highlights

  • Material: 18-8 Stainless Steel
  • Thread Size: 6-32
  • Length: 5/8 in.
  • Nominal Body Diameter: 0.1380 in.
  • Head Diameter: 0.221-0.226 in.
  • Head Height: 0.066-0.069 in.
  • Hex Socket Size: 0.0625 in.
  • Minimum Key Engagement: 0.050 in.
  • Drive Type: Internal Hex

Reference dimensions may vary slightly by manufacturer.

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.
Brands N/A Cold Headers, Inc.
Diameter N/A 6-32
Length N/A 1/4 in N/A 5/16 in N/A 3/8 in N/A 1/2 in N/A 5/8 in
Material N/A 18-8 Stainless Steel
Quantity N/A 100
Package Type N/A Box
Nominal Size N/A
Basic Screw Diameter N/A 0.1380 in
Maximum Head Diameter N/A 0.226 in
Minimum Head Diameter N/A 0.221 in
Maximum Head Height N/A 0.069 in
Minimum Head Height N/A 0.066 in
Hex Socket Size N/A 1/16 in
Minimum Key Engagement N/A 0.050 in
Note N/A Less Than Package Quantity Specified Plus 25%.