Screw-Locking Insert: Stainless Steel, 1/4-28 UNF, 1D MPN:A3591-4CN250
Our screw-locking insert provides an efficient solution for thread repair and reinforcement, ensuring strong and reliable fasteners in assemblies made from various materials such as metals, plastics, and composites. Made from stainless steel with high load-bearing capacity and resistance to vibration, it is suitable for industries that require durable and long-lasting performance, including automotive, aerospace, industrial machinery, and electronic. Its 1D design allows for easy installation and removal while maintaining maximum retention strength without the need for additional tools or adhesives. This insert is ideal for maintenance technicians, machinists, engineers, and product manufacturers looking to secure and strengthen their fasteners, improving overall reliability and safety in their assemblies.
Product Information
- : A3591-4CN250
- Coating/Finish: Bright
- Insert Length (Decimal Inch): 0.2500
- Length to Diameter Ratio: 1D
- Material: Stainless Steel
- Material Grade: 304
- Maximum Locking Torque (In/Lb): 30
- Maximum Outside Diameter (Decimal Inch): 0.3260
- Minimum Outside Diameter (Decimal Inch): 0.3060
- Mininum Break Away Torque (Oz-in): 3.50
- Number of Free Coils: 5
- Number of Inserts: True
- Overall Insert Length (Decimal Inch): 0.2500
- Tang: Tangless
- Thread Size (Inch): 1/4-28
- Thread Standard: UNF
Additional Information
- Hazardous Materials: No, oK to Ship Via Air
- Material Safety Data Sheet (MSDS) Required: Yes
- Country of Origin: US, United States
- TAA Compliant: Yes
- UNSPSC: 23291804
- CA Restricted (Prop 65): Unknown
- Package Weight: 0.00
- Prohibited States: AK,HI,PR