AKM-M74D
Single End
High Pressure Mechanical Seals
High-Speed Mechanical Seal
High Temperature Mechanical Seal
Standard
Unbalanced
Akman
Carton
China
8484200090
Product Description
Product details
Features
Shaft diameter:
d1 = 18 ... 200 mm (0.71" … 7.87")
Pressure:
p1 = 25 bar (363 PSI)
Temperature:
t = -50 °C ... 220 °C
(-58 °F … 428 °F)
Sliding velocity:
vg = 20 m/s (66 ft/s)
Axial movement:
d1 up to 100 mm: ±0.5 mm
d1 from 100 mm: ±2.0 mm
Materials
Seal face: Silicon carbide (Q1)
Seat G9: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), Silicon carbide (Q1)
Seat G4, G6 (Q1, Q2), Seat G13 (A, B)
Secondary seals: EPDM (E), FKM (V), FFKM (K)
Springs: CrNiMo steel (G)
Metal parts: CrNiMo steel (G), Duplex (G1)
Features
- For plain shafts
- Dual seal
- Unbalanced
- Rotating multiple springs
- Independent of direction of rotation
- Seal concept based on the M7 range
- Variant with pumping screw available (M74F-D)
- Efficient stock keeping due to easily interchangeable faces
- Extended selection of materials
- Flexibility in torque transmissions
- EN 12756 (For connection dimensions d1 up to 100 mm (3.94")
Recommended applications
Operating range- Chemical industry
- Process industry
- Pulp and paper industry
- Low solids content and low abrasive media
- Toxic and hazardous media
- Media with poor lubrication properties
- Adhesives
- Chemical standard pumps
Shaft diameter:
d1 = 18 ... 200 mm (0.71" … 7.87")
Pressure:
p1 = 25 bar (363 PSI)
Temperature:
t = -50 °C ... 220 °C
(-58 °F … 428 °F)
Sliding velocity:
vg = 20 m/s (66 ft/s)
Axial movement:
d1 up to 100 mm: ±0.5 mm
d1 from 100 mm: ±2.0 mm
Materials
Seal face: Silicon carbide (Q1)
Seat G9: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), Silicon carbide (Q1)
Seat G4, G6 (Q1, Q2), Seat G13 (A, B)
Secondary seals: EPDM (E), FKM (V), FFKM (K)
Springs: CrNiMo steel (G)
Metal parts: CrNiMo steel (G), Duplex (G1)
| AK-M74-D Dimensions(mm) | ||||||||
| Size | d | D6 | D7 | D3 | d1 | L1 | L2 | L3 |
| 18 | 18 | 27 | 33 | 33 | 3 | 38.0 | 11.5 | 19.5 |
| 20 | 20 | 29 | 35 | 35 | 3 | 38.0 | 11.5 | 19.5 |
| 22 | 22 | 31 | 37 | 37 | 3 | 38.0 | 11.5 | 19.5 |
| 24 | 24 | 33 | 39 | 39 | 3 | 38.0 | 11.5 | 19.5 |
| 25 | 25 | 34 | 40 | 40 | 3 | 38.0 | 11.5 | 19.5 |
| 28 | 28 | 37 | 43 | 43 | 3 | 39.0 | 11.5 | 19.5 |
| 30 | 30 | 39 | 45 | 45 | 3 | 39.0 | 11.5 | 19.5 |
| 32 | 32 | 42 | 48 | 47 | 3 | 39.0 | 11.5 | 19.5 |
| 33 | 33 | 42 | 48 | 48 | 3 | 39.0 | 11.5 | 19.5 |
| 35 | 35 | 44 | 50 | 50 | 3 | 39.0 | 11.5 | 19.5 |
| 38 | 38 | 49 | 56 | 55 | 4 | 41.0 | 14.0 | 22.0 |
| 40 | 40 | 51 | 58 | 57 | 4 | 42.0 | 14.0 | 22.0 |
| 43 | 43 | 54 | 61 | 60 | 4 | 42.0 | 14.0 | 22.0 |
| 45 | 45 | 56 | 63 | 62 | 4 | 42.0 | 14.0 | 22.0 |
| 48 | 48 | 59 | 66 | 65 | 4 | 42.0 | 14.0 | 22.0 |
| 50 | 50 | 62 | 70 | 67 | 4 | 43.0 | 15.0 | 23.0 |
| 53 | 53 | 65 | 73 | 70 | 4 | 43.0 | 15.0 | 23.0 |
| 55 | 55 | 67 | 75 | 72 | 4 | 43.0 | 15.0 | 23.0 |
| 58 | 58 | 70 | 78 | 79 | 4 | 56.0 | 15.0 | 23.0 |
| 60 | 60 | 72 | 80 | 81 | 4 | 56.0 | 15.0 | 23.0 |
| 63 | 63 | 75 | 83 | 84 | 4 | 55.0 | 15.0 | 23.0 |
| 65 | 65 | 77 | 85 | 86 | 4 | 55.0 | 15.0 | 23.0 |
| 68 | 68 | 81 | 90 | 89 | 4 | 55.0 | 18.0 | 26.0 |
| 70 | 70 | 83 | 92 | 91 | 4 | 56.0 | 18.0 | 26.0 |
| 75 | 75 | 88 | 97 | 99 | 4 | 56.0 | 18.0 | 26.0 |
| 80 | 80 | 95 | 105 | 104 | 4 | 56.0 | 18.2 | 26.2 |
| 85 | 85 | 100 | 110 | 109 | 4 | 56.0 | 18.2 | 26.2 |
| 90 | 90 | 105 | 115 | 114 | 4 | 56.0 | 18.2 | 26.2 |
| 95 | 95 | 110 | 120 | 119 | 4 | 56.0 | 17.2 | 26.2 |
| 100 | 100 | 115 | 125 | 124 | 4 | 56.0 | 17.2 | 26.2 |
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Riscky Li
Website: http://akman2006.en.made-in-china.com
