Numeric-alphabetical key NAK



SENSE OF EACH POSITIONS OF NAK

  I. MOUNTING STYLES
    0 Without fasten elements
    1 Cap fixed eye spherical plain bearing
    2 Cap fixed eye with sliding bearing
    3 Flange (welded)
    4 Lugs or plate
    5 Trunnion
    6 Hole at elongated cap
    7 Cap with clevis
    8 Spherical plain bearings with retaining ring
    9 Other

 
 
II. SETTING OF PORTS
1 At the swing plain
2 At right angles to swing plain
3 At angle at same plain
4 Other
III. WORKING OF CYLINDER
1 Single rod double working
2 Double rod double
   working
3 Single rod single working
   push cylinder
4 Single rod single working
   pull cylinder
.5 Other
IV. PAINTING
A Ground
B Without paint
C According specification
V. CUSHIONING
1 Without cushion
2 Cushion at both end of stroke
3 Cushion by the cap
4 Cushion by the head
5 Other
VI. TYPE OF CHROM LAYER AND      TEMPERATURE RANGE
1 Piston rod with standard chrom layer (20 m min.)
   Seals for standard temperature range (-30 ~ +100C)
2 Piston rod with standard chrom layer (20 m min.)
   Seals for higher temperature range (-10 ~ +200C)
3 Piston rod with higher resistance (layer 20 m min.)
   Seals for standard temperature range (-30 ~ +100C)
4 Piston rod with higher resistance (layer 20 m min.)
   Seals for higher temperature range (-10 ~ +200C)
5 Cylinder for cyclic motion
6 Cylinder for high operating pressure
7 Cylinder specified for hard working conditions
Seals - Omegat
8 Other
VII. PISTON ROD END

0 Plain
1 Welded eye with spherical plain bearing
2 Eye with sliding bearing
3 Screwed eye with spherical plain bearing
4 Male thread
5 Female thread
6 Hole (pin)
7 Clevis
8 Screwed eye with spherical plain bearing with retaining ring
9 Other