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Blind Flanges, PTFE-Lined

Material - Steel
1.1 Paste PTFE white, ASTM D-4895
1.2 Paste PTFE static dissipative, ASTM D-4895
1.3 PTFE granular, white, ASTM D-4895
2.1 RSt 37.2 = 1.0038, DIN 2527
2.2 St 37.0 = 1.0038, DIN 2527
Parts are externally blasted and coated with zinc primer

For "G" in part no. substitute

1 = paste PTFE virgin white
3 = paste PTFE static dissipative
4 = granular PTFE virgin white

Convert To English Units
Size
(mm)
Part Numbers Dimensions (mm) Weight
(ca. kg.)
Vacuum
Rating
s
±10%
L
015 1201-21G2-015 3.0 17 0.8 See
Vacuum
Ratings
20 1201-21G2-020 19 0.9
25 1201-21G2-025 21 1.2
32 1201-21G2-032 1.8
40 1201-21G2-040 2.1
50 1201-21G2-050 3.0
65 1201-21G2-065 4.0
80 1201-21G2-080 3.5 23.5 5.0
100 1201-21G2-100 4.5 24.5 6.0
125 1201-21G2-125 26.5 9.1
150 1201-21G2-150 5.0 27 11.8
200 1201-21G2-200 29 18
250 1201-21G2-250 31 26
300 1201-21G2-300 35
350 1201-21G2-350 45
400 1201-21G2-400 6.0 32 60
450 1201-21G2-450 70
500 1201-21G2-500 34 85
600 1201-21G2-600 36 150

Vacuum Ratings

Electrically conductive linings have approx. 20% less vacuum resistance.

Temp. °C Diameter
Vacuum Ratings (pascal absolut)
015mm - 080mm 100mm - 250mm 300mm - 400mm
140° 0 0 0
230° 0 1 x 104 5 x 104


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