LK 551 - Compression fitting

Article no.

181621

181622

181523

181487

181456

182738

181457

182737

182206

182207

182208

Dim.

15 mm

22 mm

15 mm

22 mm

15 mm

15 mm

22 mm

22 mm

28 mm

28 mm

28 mm

Kvs m3/h

1.3

1.6

1.3

1.6

1.3

1.3

1.6

1.6

3.5

4.2

3.5

A mm

86.5

85

86.5

85

86.5

86.5

85

85

110

110

110

121

62

B mm

C mm

106 45

106 45

106 45

106 45

106 45

106 45

106 45

106 45

138 55

138 55

138 55

Note

25 - 45 °C

25 - 45 °C

35 - 55 °C

35 - 55 °C

35 - 65 °C

35 - 65 °C

35 - 65 °C

35 - 65 °C

10 - 30 °C *

25 - 45 °C *

35 - 65 °C *

Weight kg

0.4

0.4

0.5

0.6

0.5

0.5

0.6

0.6

0.9

0.9

0.9

* Material, valve body: EN 12165 CW625N

LK 551 - Rotating nut

Article no.

182431

182431

Dim.

M 11⁄4”

M 11⁄4”

Dim. 2

11⁄2” Rotating nut

11⁄2” Rotating nut

84

Article no.

095234

095235

095236

095348

095349

095350

092052

092053

092054

092055

092333

092334

187304

187310

54

A mm B mm

84

62

84

62

Article

Repair kit 551,

Repair kit 551,

Repair kit 551,

Repair kit 551,

Repair kit 551,

Repair kit 551,

Connection kit

1 check valve

Connection kit

2 check valves

Connection kit

1 check valve

Connection kit

2 check valves

Connection kit

1 check valve

Connection kit

2 check valves

C mm D mm

121

55

121

55

SPARE PARTS AND ACCESSORIES

140

3

35 - 65 °C (Kvs 1.6)

25 - 45 °C

35 - 55°C

10 - 30 °C (Kvs 3.2-4.2)

25 - 45 °C, Kvs 3.2-4.2

35 - 65 °C, Kvs 3.2-4.2

M 3⁄4” x 1” with rotating nut, gaskets,

M 3⁄4” x 1” with rotating nut, gaskets,

M 1⁄2” x 3⁄4” with rotating nut, gaskets,

M 1⁄2” x 3⁄4” with rotating nut, gaskets,

M 1” x 11⁄4” with rotating nut, gaskets,

M 1” x 11⁄4” with rotating nut, gaskets,

Position

1

1

1

1

1

1

2

2

2

2

2

2

3

3

Kvs m3/h

3.5

3.5

Note

25 - 45 °C

50 - 70 °C

Weight kg

0.9

0.9

51

52

51

52

51

51

52

52

80

80

80

*, WRAS

*, WRAS

D mm

LK Insulation, 551 (Kvs 1.3-1.6)

LK Insulation, 551 (Kvs 3.2-4.2) / 552