If the content is not available in your preferred language, please contact us by e-mail.

Johnson Screens Free-Flow 304 Screen

Johnson Screens' Free-Flow 304 Stainless Steel Screen uses Vee-Wire standard construction. This design offers an economical option for various well depths and applications. 

Insights

Large Diameter Free-Flow Screens: Sizes 6P - 16T

Size

(in.)

Max

Depth

(ft.)

OD:

(in.)

ID

(in.)

Weight1

(lbs./ft.)

Recom. Hang

Weight2 (lbs.)

Collapse Strength1

(PSI)

Intake Area3 - sq. in./ft. of Screen

Screen Slot Size (thousandths of an in.)

10

20

30

40

50

60

80

100

6P

100

6.6

6.1

4.5

4,315

83

36

62

83

100

113

124

142

156

250

6.7

6.1

4.8

4,315

187

20

37

52

65

76

86

103

117

600

6.7

5.9

6.0

8,813

185

20

37

52

65

76

86

103

117

1,000

6.8

5.9

9.0

10,987

681

16

30

43

54

64

73

89

102

1,600

6.9

5.9

14.2

16,498

870

16

30

43

55

65

74

90

104

8T

250

7.6

6.8

7.1

11,016

130

23

45

59

73

86

97

116

132

600

7.6

6.8

6.1

10,404

487

18

34

48

60

72

82

100

115

1,000

7.6

6.7

10.5

13,734

485

18

34

48

60

72

82

100

115

1,600

7.7

6.7

16.6

20,622

622

18

34

48

61

72

83

101

116

8P

250

8.7

7.9

8.0

12,118

84

26

48

67

84

98

111

133

151

600

8.7

7.9

10.0

11,444

323

21

39

55

69

82

94

114

131

1,000

8.8

7.9

11.9

15,107

315

21

39

55

70

83

95

115

133

1,600

8.9

7.9

18.8

22,684

406

21

39

56

70

84

96

116

134

10T

250

9.5

8.7

9.0

14,321

65

28

53

74

92

108

122

146

166

1,000

9.5

8.6

11.2

13,525

250

22

42

60

75

89

102

125

143

1,600

9.6

8.6

21.1

26,809

317

23

43

61

76

91

104

126

145

10P

600

10.7

9.9

12.5

14,566

173

25

48

68

85

101

116

141

162

1,000

10.8

9.9

20.1

19,228

227

25

48

68

86

102

116

141

163

1,600

11.0

9.9

28.3

28,871

523

27

51

72

91

108

123

149

171

12T

600

11.3

10.4

13.5

16,646

149

27

50

71

90

107

122

148

170

1,000

11.5

10.4

26.8

21,974

463

28

53

75

95

112

128

156

179

1,600

11.5

10.4

30.5

32,995

453

29

54

76

96

113

129

157

180

12P

250

12.7

11.8

14.7

16,646

104

30

57

80

101

120

137

167

192

600

12.7

11.8

16.2

16,646

138

30

57

80

101

120

137

167

192

1,000

12.9

11.8

29.2

21,974

325

32

60

85

107

127

144

175

201

1,600

13.0

11.8

33.0

32,995

319

32

60

85

108

127

145

176

202

14T

250

12.5

11.6

13.6

13,525

111

29

55

78

99

117

134

163

188

600

12.5

11.6

19.6

13,525

147

29

55

78

99

117

134

163

188

1,000

12.6

11.5

27.4

17,854

347

31

59

83

105

124

141

171

197

1,600

12.7

11.5

30.5

26,809

341

31

59

84

105

125

142

173

198

14P/16T

250

14.0

13.0

15.5

16,126

79

33

62

88

111

132

151

183

211

600

14.1

13.0

28.5

16,126

249

35

66

93

117

138

158

192

220

1,000

14.1

12.9

31.1

21,288

248

35

66

93

117

139

158

192

220

1,600

14.3

12.9

38.6

31,964

356

38

72

101

126

149

170

205

234

Large Diameter Free-Flow Screens: Sizes 16P - 36P

Size

(in.)

Max

Depth:

(ft.)

OD:

(in.)

ID:

(in.)

Weight1:

(lbs./ft.)

Recom.

Hang

Weight2:

(lbs.)

Collapse Strength1

(PSI)

Intake Area3 - sq in./ft of Screen

Screen Slot Size (thousandths of an in.)

10

20

30

40

50

60

80

100

16P/18T

100

16.0

15.1

17.7

18,207

52

38

71

101

127

151

173

210

242

250

16.0

15.1

25.4

18,207

69

38

71

101

127

151

173

210

242

600

16.2

15.1

32.6

18,207

166

40

75

106

134

159

181

220

252

1,000

16.0

14.8

35.2

24,035

170

40

75

105

133

157

179

218

250

1,600

16.2

14.8

43.6

48,510

166

40

75

106

134

159

181

220

252

18P/20T

100

17.8

16.8

19.2

18,727

38

42

79

112

141

168

192

233

268

600

17.9

16.8

35.7

18,727

122

44

83

118

148

176

201

243

279

1,000

18.0

16.7

43.0

37,120

120

45

84

118

149

177

202

245

281

1,600

18.1

16.7

47.3

49,896

119

45

84

119

150

178

203

246

282

20P

100

19.9

18.8

21.7

21,848

28

47

88

125

158

187

214

260

299

600

20.0

18.8

40.0

21,848

88

50

93

131

166

196

224

272

311

1,000

20.1

18.7

54.0

43,306

127

54

101

142

179

211

240

289

330

1,600

20.3

18.7

65.6

58,212

190

38

53

104

133

159

184

227

264

24T

100

21.8

20.7

34.6

24,970

28

51

97

137

173

205

235

286

329

250

21.9

20.7

44.2

24,970

67

54

102

144

182

215

245

298

341

600

22.0

20.6

54.2

32,962

98

59

111

155

195

230

262

316

360

1,000

22.2

20.6

67.0

49,493

146

42

80

114

145

174

201

248

288

1,600

22.4

20.6

72.8

66,528

145

42

80

114

146

175

201

248

289

24P/26T

250

24.1

22.8

46.8

20,808

50

60

112

159

200

237

270

327

376

600

24.3

22.8

64.6

27,468

111

46

87

125

159

191

220

271

316

1,000

24.4

22.8

69.3

41,244

110

46

87

125

160

191

220

272

317

1,600

24.4

22.8

74.2

55,440

109

46

88

126

160

192

221

273

318

26P

250

25.7

24.4

49.9

22,369

42

64

120

169

213

252

288

349

400

600

25.9

24.4

69.0

29,528

92

49

93

133

170

203

234

289

337

1,000

26.0

24.4

74.1

44,337

91

49

93

134

170

204

235

290

338

1,600

26.0

24.4

79.2

59,598

90

49

94

134

171

205

236

291

339

30T

250

27.0

25.7

52.2

22,369

36

67

126

178

224

265

303

367

421

600

27.2

25.7

72.1

29,528

60

51

98

140

179

214

247

304

354

1,000

27.3

25.7

77.1

44,337

78

52

98

140

179

215

247

305

355

1,600

27.4

25.7

82.3

59,598

78

52

98

141

180

215

248

306

356

30P/36T

250

29.6

28.3

57.6

26,010

27

73

138

195

245

290

331

402

461

600

29.8

28.3

79.5

34,335

60

56

107

153

195

234

270

333

387

1,000

29.9

28.3

85.4

51,555

60

56

107

154

196

235

270

334

388

1,600

29.9

28.3

91.4

69,300

59

56

108

154

196

235

271

335

389

36P

100

35.6

34.3

78.6

30,172

23

96

179

252

316

373

424

512

584

250

35.7

34.3

90.0

30,172

35

67

128

184

234

281

323

399

465

600

35.9

34.3

108.2

39,829

53

68

129

185

235

282

325

401

467

  1. Based on 0.030 in. slot size (collapse values contain no safety factor)
  2. Recommended hang weight is 50 percent of the calculated tensile strength
  3. Transmitting capacity in gpm./ft. of screen = open area x 0.31 @  0.1 ft./sec.


  • Screens are available in up to 40 ft. lengths of continuously wrapped screen with no mid-weld
  • Technical information is available upon request for 316 stainless steel screens
  • P - pipe size, T - telescope
  • For application depths > 1,600 ft., contact Technical Support 

Locations and Contact

North America

Aqseptence Group, Inc., New Brighton, MN

Sales and Manufacturing Location
1950 Old Hwy 8 NW,
New Brighton, MN 55112
USA

Tel: +1 651 636 3900

Fax: +1 651 638 3171

info.johnsonscreens.us@aqseptence.com

North America

Aqseptence Group, Inc., Bakersfield, CA

Manufacturing Location
1901 E Brundage Ln,
Bakersfield, CA 93307
USA

Tel: +1 661 323 1525

Fax: +1 661 323 1606

info.johnsonscreens.us@aqseptence.com

North America

Aqseptence Group, Inc., Forked River, NJ

Sales and Manufacturing Location
708 Challenger Way,
Forked River, NJ 08731
USA

Tel: +1 609 693 9434

Fax: +1 609 971 8708

info.johnsonscreens.us@aqseptence.com

Oceania

Aqseptence Group Pty Ltd., Brisbane

Sales and Manufacturing Location
88 Brickyard Road,
Geebung 4034 QLD
PO Box 85, Virginia DC,
QLD 4014
Australia

Tel: +61 7 3867 5555

Fax: +61 7 3867 5566

info.johnsonscreens.au@aqseptence.com

Choose your regional contact for a product inquiry.
A sales representative will respond to you shortly via telephone or email.

Continent:
Country of Installation:
Country of Installation:

Product inquiries for countries of installation outside of the locations listed below, please contact us via email. info.johnsonscreens.us@aqseptence.com

Aqseptence Group, Inc., New Brighton, MN

Sales and Manufacturing Location
1950 Old Hwy 8 NW,
New Brighton, MN 55112
USA

Tel: +1 651 636 3900

Fax: +1 651 638 3171

info.johnsonscreens.us@aqseptence.com

Aqseptence Group, Inc., Bakersfield, CA

Manufacturing Location
1901 E Brundage Ln,
Bakersfield, CA 93307
USA

Tel: +1 661 323 1525

Fax: +1 661 323 1606

info.johnsonscreens.us@aqseptence.com

Aqseptence Group, Inc., Forked River, NJ

Sales and Manufacturing Location
708 Challenger Way,
Forked River, NJ 08731
USA

Tel: +1 609 693 9434

Fax: +1 609 971 8708

info.johnsonscreens.us@aqseptence.com

Aqseptence Group Pty Ltd., Brisbane

Sales and Manufacturing Location
88 Brickyard Road,
Geebung 4034 QLD
PO Box 85, Virginia DC,
QLD 4014
Australia

Tel: +61 7 3867 5555

Fax: +61 7 3867 5566

info.johnsonscreens.au@aqseptence.com

Explore our portfolio

Show
Close

Join our webinars

Interested in learning more about our Vacuum Technology in the fields of Sanitations for Buildings, Sewerage System and Supply and Disposal Systems?

Register now