Inch Size, Technopolymer Plastic
Ergostyle® Lobed Knobs
Tapped or Plain Blind Bore Insert

EN 636
Elesa Model ELK, ELK.FP
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Specification
Information
Hand knob: Special glass-fiber reinforced technopolymer plastic, black matte finish  
Tapped insert: Brass, molded-in
Blind bore insert: Brass, molded-in  
Technopolymer cap, ultrasonically welded to the body of the knob, black is standard, matte finish, supplied but not assembled, press-fit, removable with screwdriver  
To specify one of the other Ergostyle® colors for cover disk, replace "C1" in part number with the appropriate suffix:  
C2 - Orange, RAL 2004
C3 - Gray, RAL 7035
C4 - Yellow, RAL 1021
C5 - Blue, RAL 5024
C6 - Red, RAL 3000  
Both dimensions, inch and metric, are interchangeable  
 
 Elesa® original design technopolymer plastic Ergostyle® lobe knobs.  
The operator's palm rests on the slightly concave front surface, while the fingers are offered a natural ergonomic position inside the rear lobes of the knob. In this position, the operator can apply maximum torque with minimum force.
Resistant to solvents, oils, grease and other chemical agents. Special inch and metric size plain thru bores available upon request.

See our technical section for tolerances of bore sizes.
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For CAD download instructions, click HERE
Inch Table

Dimensions in:

inches
(millimeters)
Part Number
d1
d2
Tapped
d3
Blind Bore
d7
h1
h2
t1
min.
t2
2.20
(56)
5/16-18 
 
1.04
(27)
1.14
(29)
.43
(11)
.51
(13)
 
2.20
(56)
 
.313
(7.95)
1.04
(27)
1.14
(29)
.43
(11)
 
.55
(14)
2.76
(70)
3/8-16 
 
1.28
(33)
1.38
(35)
.51
(13)
.67
(17)
 
2.76
(70)
 
.375
(9.53)
1.28
(33)
1.38
(35)
.51
(13)
 
.83
(21)
Metric Table

Dimensions in:

millimeters
(inches)
Part Number
d1
d2
Tapped
d3
Blind Bore
d7
h1
h2
t1
min.
t2
45
(1.77)
M6 x 1.0 
 
21
(.83)
26
(1.02)
10
(.39)
12
(.47)
 
45
(1.77)
 
8
(.315)
21
(.83)
26
(1.02)
10
(.39)
 
14
(.55)
56
(2.20)
M8 x 1.25 
 
27
(1.04)
29
(1.14)
11
(.43)
13
(.51)
 
56
(2.20)
 
8
(.315)
27
(1.04)
29
(1.14)
11
(.43)
 
14
(.55)
70
(2.76)
M10 x 1.5 
 
33
(1.28)
35
(1.38)
13
(.51)
17
(.67)
 
70
(2.76)
 
10
(.394)
33
(1.28)
35
(1.38)
13
(.51)
 
21
(.83)