An O-ring is an annular packing with an O-shaped (circular) cross section, which is generally mounted in a groove and compressed appropriately to be used as a seal for a wide variety of fluids such as oil, water, air, and gas.
Heat Resistance Temperature (℃) 100 Withstand Pressure (MPa) 7 Hardness 70(±5)° Type For dynamic (P type) Material NBR-70-1 (type 1 A) NBR Nitrile Rubber
An O-ring is an annular packing with an O-shaped (circular) cross section, which is generally mounted in a groove and compressed appropriately to be used as a seal for a wide variety of fluids such as oil, water, air, and gas.
Heat Resistance Temperature (℃) 100 Hardness 70(±5)° Type For fixing S type Material NBR (Nitrile Rubber)
Has heat resistance and chemical resistance.
Packing that requires heat resistance, oil resistance, and chemical resistance, corrosion resistant packing in chemical factories, gaskets, diaphragms, tank linings, hoses, pump parts, etc.
Heat Resistance Temperature (℃) 200 Withstand Pressure (MPa) 7 Hardness 70 RoHS directive (corresponding to 10 substances) Correspondence Type For fixing P type / for exercise Specification Heat and chemical resistant Material JIS B 2401 Type 4 D (Fluoro rubber)
This standard is arranged by adding our own control items (reference load) with reference to the German standard (DIN2098) compression spring that is popular in Europe.
For OA equipment, electronic parts, automobile parts, electrical appliances, toys, industrial equipment, etc.
Spring Type Compression coil spring RoHS directive (corresponding to 10 substances) Correspondence
* Do not use with a deflection that exceeds the free height L x 32.0%. Do not use the long type with a deflection that exceeds the free height L x 24.0%.
Free Length (mm) 300 Free Height (mm) 300 Operating Temperature Range (℃) under 100
Unlike conventional round wires, "strong springs", "strong springs for high deflection", and "strong spring α" use irregular cross-section materials and were standardized by Tohoku for the first time in Japan. By using this irregular cross-section material, we are co... Read More
Good oil resistance, wear resistance, and aging resistance.
Oil resistant products such as oil seals, gaskets, oil resistant hoses, conveyor belts, printing rolls, and spinning top rolls.
Heat Resistance Temperature (℃) 120 Withstand Pressure (MPa) 7 Hardness 70±5 Material NBR (Nitrile Rubber)
The shape is small and easy to install and remove. It is also useful for reducing the size and weight of equipment. It is used as a seal for the rotating shaft and is used when it is necessary to prevent foreign matter from the outside.
For general industrial machinery such as automobiles, agricu... Read More
Operating Pressure (MPa) 0.03 or less Contact Part Double lip (Main lip / Sub lip) Material NBR Type UE
An O-ring is an annular packing with an O-shaped (circular) cross section, which is generally mounted in a groove and compressed appropriately to be used as a seal for a wide variety of fluids such as oil, water, air, and gas.
Material symbol (JIS) Type 1A (NOK) A305 Heat Resistance Temperature (℃) 100 Hardness 70(±5)° Type For fixing G type Material NBR-70-1 (Type 1 A) NBR nitrile rubber
It has the best heat resistance, oil resistance, and fuel oil resistance among synthetic rubber materials.
* Weak against steam, ketones, esters, alkalis, and amines
Good oil resistance, wear resistance, and aging resistance.
Oil resistant products such as oil seals, gaskets, oil resistant hoses, conveyor belts, printing rolls, and spinning top rolls.
Heat Resistance Temperature (℃) 100 Withstand Pressure (MPa) 7 Hardness 70 Material NBR (Nitrile Rubber)
It has the best heat resistance, oil resistance, and fuel oil resistance among synthetic rubber materials.
Operating Temperature Range (℃) -15～200 (MAX220) Hardness (Durometer A) 70(±5) Color Black Material symbol F201 Type For fixing S type JASO standard JASO F404 4 type D JIS Standard JIS B 2401 Class 4 D Material JIS4 class D fluoro rubber
Has heat resistance and chemical resistance.
Packing that requires heat resistance, oil resistance, and chemical resistance, corrosion resistant packing in chemical factories, gaskets, diaphragms, tank linings, hoses, pump parts, etc.
Heat Resistance Temperature (℃) 200 Withstand Pressure (MPa) 7 Hardness 70 Material Fluororubber
In addition to heat resistance and cold resistance, it has excellent lubrication oil resistance and water resistance.
Operating Temperature Range (℃) -48～200(MAX220) Hardness (Durometer A) 70(±5) Type For fixing P type / for exercise Color Red Material symbol S503 Material VMQ-70 (4 types C) silicone rubber
It has the highest heat resistance and chemical resistance.
Packing that requires heat resistance, oil resistance, and chemical resistance, corrosion resistant packing in chemical factories, gaskets, diaphragms, tank linings, hoses, pump parts, etc.
Heat Resistance Temperature (℃) 220 Pressure Resistance (kg/cm2) 7 Hardness 70 RoHS directive (corresponding to 10 substances) Correspondence Material Fluoro rubber Type For fixing S type Specification Heat, oil and chemical resistant
It has the best heat resistance, oil resistance, and fuel oil resistance among synthetic rubber materials.
Operating Temperature Range (℃) -15～200 (MAX220) Hardness (Durometer A) 70(±5) Color Black Material symbol F201 Material FKM-70 (4 types D) fluoro rubber Type For fixing G type JASO standard JASO F404 4 type D JIS Standard JIS B 2401 Class 4 D
Among various oil seals, it is most often used for rotation. When the target of the seal is placed on the one-way side, it is generally used alone. The peripheral speed used depends on the shaft diameter.
Operating Pressure (MPa) 0.03 or less Type AD Material NBR Contact Part Single lip (main lip)
Although the structure is simple, it has a good sealing performance due to its self-sealing action. Demonstrates stable sealing performance even at high pressure. The installation space is compact and easy to install. Since the seal has no directionality, it is possible to seal from both sides.
Material JIS Class 1 A NBR (Nitrile rubber) Hardness 70(±5) Heat Resistance Temperature (℃) 100 Type For fixing S type
It is a seal to prevent dust from entering from the outside to protect the equipment and maintain the function of the packing. It can be installed in the integrated groove. It is a double lip rubber single dust seal for the purpose of preventing oil from squeezing out. Since nitrile rubber and fl... Read More
Operating Temperature Range (℃) -25～+100 Suitable Fluid External dust
It has a high degree of heat resistance and cold resistance. Good oil resistance.
Heat and cold resistant applications such as packings, gaskets, oil seals, industrial rolls, anti-vibration rubber, and electrical insulation, medical applications, etc. Sealand, Botting (RTV)
Heat Resistance Temperature (℃) 200 Hardness (Durometer A) 70(±5) RoHS directive (corresponding to 10 substances) Correspondence Type For dynamic (P type) Material Silicone rubber
Has excellent electrical and thermal conductivity.
Since the outer diameter is smaller than the inner diameter so that it can be used for pipes, it is used as a packing application.
NOK O-Ring P Series (for Dynamic)An O-ring is an annular packing with an O-shaped (circular) cross section, which is generally mounted in a groove and compressed appropriately to be used as a seal for a wide variety of fluids such as oil, water, air, and gas.Heat Resistance Temperature (℃) 100 Withstand Pressure (MPa) 7 Hardness 70(±5)° Type For dynamic (P type) Material NBR-70-1 (type 1 A) NBR Nitrile Rubber
