Hydraulic oils
ОКB-122-7All- Union State Standard 18179-72OKB-122-7 grease is used in ball bearings and other friction in the temperature range from minus 60 ° C up to 120 ° C.Guarantee period of storage – 5 years from the day of manufacture.Table 128
| Index name |
ОКB-122-7 |
| Appearance |
Homogeneous ointment of smooth structure from light-yellow to light –brown colour |
| Viscosity, Pa·s: |
|
| - at 50°С and at the average gradient of the strain rate of 1000 s−1 |
1,2 |
| - at minus 30°С and at the average gradient of the strain rate of 10 s−1 |
1800 |
| Proof strength at 50°С, Pа, not less than |
150 |
| Colloid stability, % of the secreted oil, not more than |
10 |
| Corrosive influence on metals |
Withstands |
| Fraction of total mass: |
|
| - mechanical impurities, %, not more than |
None |
| - Water, %, not more than |
None |
- free alkali re-calculated into NaOH, %,
not more than |
0,03 |
Evaporation at 100°С within 1 hour, %,
not more than |
3,5 |
|
|
VNII NP-242All-Union State Standard 20421-75VNII NP-242 is anti-frictional grease that is intended for rolling bearings of ship electric machines operating at temperatures from minus 40 ° C up to 110 ° C at ambient humidity up to 98%.Guarantee period of storage – 5 years from the day of manufacture.Table127
| Index name |
VNII NP-242 |
| Appearance |
Homogeneous soft ointment of black colour |
| Efficient viscosity, Pа•s, not less than : |
|
| - at 0°С and at the average gradient of the strain rate of 10 s−1, not more than −1 |
500 |
| - at minus 20°С and at the average gradient of the strain rate of 10 s−1, not more than |
1800 |
| Proof strength at 80°С, Pа, not less than |
100 |
| Colloid stability, % of the secreted oil, not more than |
10 |
| Corrosive influence on metals |
Withstands |
| Fraction of total mass: |
|
| - Water, %, not more than |
None |
| - free alkali re-calculated into NaOH, %, not more than |
0,15 |
Evaporation at 120°С within 1hour , %,
not more than |
2,0 | |
|
All-Union State Standard 6267-74Lithium antifriction, non-freeze and high-melting grease for lubrication of low-loaded friction bearings and sliding. Grease is designed to lubricate the friction units of aircraft, electronic equipment and electromechanical devices and other precision mechanisms, the main units of automobile and other ground equipment, operated in the northern areas, working with a small shear force at low loads.Is efficient at the temperature from minus 60°С to 90°С Guarantee period of storage– 5 years from the day of manufacture
| Index name |
CIATIM-201 |
| Appearance |
Homogeneous ointment without balls from light-yellow to light brown colour |
| Temperature of drop falling, °С, not lower than |
175 |
| Efficient viscosity, at minus 50°С and at the average gradient of the strain rate of 10 s−1 |
1100 |
| Proof strength, 50°С, Pa |
250-500 |
| Colloid stability, % of the secreted oil, not more than |
26 |
| Corrosive influence on metals |
Withstands |
Stability against oxidation, mg КОN/g,
not more than |
3 |
| Fraction of total mass: |
|
| - water, %, not more than |
None |
- free alkali re-calculated into NaOH, %,
not more than |
0,1 |
| Content of mechanical impurities in 1 cm3 of the lubricant, not more than: |
None |
Evaporation at 120°С within 1 hour, %,
not more than |
25 | |
|
|
|
