S-91800A057 M1 x 5 mm DIN 84, ISO 1207 Stainless Steel Cheese Head Slotted Screws

Stainless Steel Cheese Head Slotted Screws

0129FA00028 Stainless Steel Cheese Head Slotted Screws
0129FA00028 Stainless Steel Cheese Head Slotted Screws

Image may differ from product. See technical specification for details.

Part No.
Part No. 0129FA00028
Equivalent to mcmaster :
91800A057

Basic Information

System of Measurement Metric

Head Parameters

Head Type Rounded
Head Diameter 2 mm
Head Height 0.7 mm
Rounded Head Profile Narrow
Rounded Head Style Cheese

Dimensions

Length 5 mm

Thread Parameters

Thread Type Metric
Thread Size M1
Thread Pitch 0.25 mm
Thread Spacing Coarse
Thread Direction Right Hand
Thread Fit Class 6g
Threading Fully Threaded

Tip & Drive Parameters

Tip Type Flat
Drive Style Slotted

Material & Strength

Material 18-8 Stainless Steel
Finish Passivated
Hardness Rockwell B70
Tensile Strength 70000 psi

Temperature & Environment

REACH Compliant
RoHS Compliant
Specifications Met DIN 84, ISO 1207
Technical Drawings No drawings available at the moment, will be launched soon
In Stock
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Key Features & Benefits at a Glance

  • Superior corrosion resistance with 18-8 Stainless Steel and passivated finish, ideal for humid or chemically aggressive environments.
  • Enhanced durability and strength offering 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under stress.
  • Precise and secure fastening with Class 6g thread fit and coarse 0.25 mm pitch, ensuring easy installation and vibration resistance.
  • Broad compatibility and standardization meeting DIN 84 and ISO 1207 specifications for consistent quality and interchangeability.
  • Full thread engagement along the entire 5 mm length for maximum grip and load distribution in tight assemblies.
  • Convenient slotted drive design with a narrow, rounded cheese head for straightforward manual installation and a low-profile finish.
  • Compliance with environmental regulations including RoHS 3 and REACH, supporting safe and sustainable manufacturing practices.

Professional Applications & Engineering Value

This M1 x 0.25 mm metric screw is engineered to address critical challenges in precision assemblies, such as electronics, medical devices, and miniature machinery. Made from 18-8 Stainless Steel with a passivated finish, it resists oxidation and chemical degradation, extending service life in demanding conditions. The fully threaded design and coarse thread spacing provide excellent holding power and reduce the risk of stripping in soft materials. With a compact rounded head and slotted drive, it allows for easy access in confined spaces while maintaining a sleek profile. Adherence to DIN 84/ISO 1207 standards ensures dimensional accuracy and reliability, making it a trusted choice for B2B applications requiring high-strength, corrosion-resistant industrial fasteners.

Specification Summary & Compliance

This screw features a Class 6g thread fit per metric standards, ensuring precise tolerance for secure fastening. It complies with DIN 84 and ISO 1207 manufacturing specifications, guaranteeing consistent quality and performance. Additionally, it meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, supporting environmental safety and regulatory requirements in industrial use.

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