TSUBACO KTE CO., LTD.
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Production Goods
What is NSF H1? ｜ Lubrication Standard Required for Food Manufacturing Lines
NSF H1 is an international certification for lubricants safe for incidental contact with food. It is essential for maintaining hygiene and preventing contamination in food production equipment. Learn how it works and how the TSUBAKI Lambda Chain offers a reliable, NSF H1-compliant solution.
What is NSF H1?
NSF H1 certification, issued by NSF International (USA), designates that a lubricant is safe even if it accidentally contacts food. The lubricant must contain only substances proven to be harmless to human health at up to 10 ppm contamination levels.
This standard supports food safety, risk management, and regulatory compliance in food factories worldwide. It is strongly aligned with global safety practices such as GMP and HACCP.
NSF Lubricant Classifications
Lubricants are classified based on their usage:
- H1: For incidental food contact (used near or on food contact points)
- H2: For areas with no food contact (no formulation restrictions)
- 3H: For direct food contact (e.g., mold release agents, must meet food additive criteria)
H1 lubricants are used in high-risk zones like gears, chains, and bearings of food production lines, where splashing or leakage could lead to food contamination.
Where NSF H1 Lubricants Are Needed
Use H1-compliant lubricants in:
- Moving mechanical parts of food processing equipment (chains, cams, gears)
- Packaging and filling systems (guide rails, rollers, sliders)
- Conveyor drives (bearings, sprockets, tensioners)
Because of the risk of incidental contact, these lubricants must also endure high heat, moisture, and aggressive cleaning agents common in food factories.
Key Points for Selecting NSF H1 Lubricants
Not all H1 lubricants are equal consider:
- Temperature compatibility → High-temp or freezer-grade lubrication
- Load and pressure resistance → For high-torque, high-wear parts
- Water and chemical resistance → Withstands CIP cleaning or humidity
- Chemical stability → No negative reactions with food, flavors, or oils
Proper selection ensures reliability, safety, and reduced maintenance in food lines.
Why TSUBAKI’s Lambda Chain is the Ideal NSF H1-Compliant Solution
Food machinery requires reliable, hygienic, and low-maintenance drive components. That’s why we recommend the TSUBAKI Lambda Chain, which features:
- Self-lubricating oil-impregnated bushings → No external lubrication needed
- NSF H1-certified lubricant → Safe for incidental contact with food
- Longer lifespan → Reduces chain replacement cycles
- Cleaner operations → No oil spillage or re-lubrication mess
By eliminating the need for manual lubrication, Lambda Chain also supports worker safety, cleanroom compliance, and lower maintenance labor ideal for food, beverage, and pharmaceutical environments.
What is NSF H1?
NSF H1 certification, issued by NSF International (USA), designates that a lubricant is safe even if it accidentally contacts food. The lubricant must contain only substances proven to be harmless to human health at up to 10 ppm contamination levels.
This standard supports food safety, risk management, and regulatory compliance in food factories worldwide. It is strongly aligned with global safety practices such as GMP and HACCP.
NSF Lubricant Classifications
Lubricants are classified based on their usage:
- H1: For incidental food contact (used near or on food contact points)
- H2: For areas with no food contact (no formulation restrictions)
- 3H: For direct food contact (e.g., mold release agents, must meet food additive criteria)
H1 lubricants are used in high-risk zones like gears, chains, and bearings of food production lines, where splashing or leakage could lead to food contamination.
Where NSF H1 Lubricants Are Needed
Use H1-compliant lubricants in:
- Moving mechanical parts of food processing equipment (chains, cams, gears)
- Packaging and filling systems (guide rails, rollers, sliders)
- Conveyor drives (bearings, sprockets, tensioners)
Because of the risk of incidental contact, these lubricants must also endure high heat, moisture, and aggressive cleaning agents common in food factories.
Key Points for Selecting NSF H1 Lubricants
Not all H1 lubricants are equal consider:
- Temperature compatibility → High-temp or freezer-grade lubrication
- Load and pressure resistance → For high-torque, high-wear parts
- Water and chemical resistance → Withstands CIP cleaning or humidity
- Chemical stability → No negative reactions with food, flavors, or oils
Proper selection ensures reliability, safety, and reduced maintenance in food lines.
Why TSUBAKI’s Lambda Chain is the Ideal NSF H1-Compliant Solution
Food machinery requires reliable, hygienic, and low-maintenance drive components. That’s why we recommend the TSUBAKI Lambda Chain, which features:
- Self-lubricating oil-impregnated bushings → No external lubrication needed
- NSF H1-certified lubricant → Safe for incidental contact with food
- Longer lifespan → Reduces chain replacement cycles
- Cleaner operations → No oil spillage or re-lubrication mess
By eliminating the need for manual lubrication, Lambda Chain also supports worker safety, cleanroom compliance, and lower maintenance labor ideal for food, beverage, and pharmaceutical environments.
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