Tobul Piston Accumulators

  • Operating pressures of 2000 psi, 5,000 psi, and 10,000 psi available
  • Unique 3-ring piston design as standard on several series 
  • Wide variety of materials available for specialized applications —stainless steel, aluminum, titanium and many other exotic materials 
  • Wide variety of seal material available 
  • Mechanical piston indicating rods 
  • Special flange or port connections 
  • Proximity switches for identifying piston location 
  • Safety relief devices 
  • Severe duty designs available 
  • Nickel or chrome plating 
  • Special designs for OEMs are invited 
  • Linear transducer for piston location

Part Number
Gas Cap In. 3
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Fluid Cap. Gallon
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Dimensions (A In.)
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Dimensions (B In.)
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Dimensions (Dia. In.)
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3AT30-5
15
.5 Pint
8-1/2
7-1/4
3
3AT30-1
32
1 Pint
11-3/8
10-1/8
3
3AT30-2
62
1 Quart
17-1/2
16-1/4
3
3AT30-4
116
.5 Gallons
29-5/16
28-1/16
3
4.7A30-2
69
.25
11-1/4
10
4.75
4.7A30-4
127
.5
15-1/2
14-1/4
4.75
4.7A30-8
242
1
24-1/8
22-7/8
4.75
4.7A30-12
358
1.5
32-3/4
31-1/2
4.75
4.7A30-16
473
2
41-1/2
40-1/4
4.75
4.7A30-20
589
2.5
50-1/8
48-7/8
4.75
4.7A30-24
704
3
58-3/4
57-1/2
4.75
6.7A30-8
252
1
18-1/4
17
6.75
6.7A30-12
369
1.5
22-5/8
21-3/8
6.75
6.7A30-20
599
2.5
31-3/8
30-1/8
6.75
6.7A30-40
1,176
5
53-3/8
52-1/8
6.75
6.7A30-60
1,754
7.5
75-3/8
74-1/8
6.75
6.7A30-80
2,331
10
97-3/8
96-1/8
6.75
9A30-20
612
2.5
23-1/4
22
9
9A30-40
1,191
5
35-7/8
34-5/8
9
9A30-60
1,765
7.5
48-1/2
47-1/4
9
9A30-80
2,347
10
61-1/4
60
9
9A30-100
2,918
12.5
73-3/4
72-1/2
9
9A30-120
3,495
15
86-3/8
85-1/8
9
9A30-140
4,071
17.5
99
97-3/4
9
9A30-160
4,648
20
111-5/8
110-3/8
9
9A30-200
5,806
25
137
137-3/4
9
9A30-240
6,959
30
162-1/4
161
9
9A30-320
9,265
40
212-3/4
211-1/2
9
9A30-400
11,571
50
263-1/4
262
9