Cable Gland SC Series, SC Lock Corrosion Resistant

Caution
Product Description
[Features]
· Use of a polypropylene resin with excellent chemical resistance to acids and alkali, as well as superior heat resistance.
· Can be used with confidence in corrosive environments.
SC Lock, Corrosion Resistant Type, SC Series

SC Lock, Corrosion Resistant Type, SC Series (SC-2 / SC-3 / SC-4 / SC-5 / SC-6).
Basic product information
Material: " Main body and cap: polypropylene resin" "Rubber sleeve: butyl rubber" "Rubber packing: EPT rubber" [Lock Nut: Lock Nut of SC-3, 4, 5 and 6 Is the Type for Conduit Pipes (Metal): The Lock Nut of SC-2 Is Made of Polypropylene Resin]
Halogen-free / lead-free.
Drawing and dimensions (Unit: mm)

Exploded view: Lock nut / rubber packing / main body / rubber sleeve / cap.

For SC-2 and for SC-3 / SC-4 / SC-5 / SC-6.
| Model No. | Compatibility Cable Outer diameter | Screw (Reference) | Mounting Hole diameter | Mounting Plate thickness Maximum | Main body / Cap dimensions | Lock nut dimensions | Rubber Packing Thickness | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Parallel pipe thread Name of thread | Conduit Name of thread | Max A | Max B | C | ⌀D | ⌀D1 | E | F | Outer diameter ⌀K | Length L | G | H | J | |||||
| SC-2A | ⌀3.4 to 4.6 | — | M16 × 1.5 | ⌀16.5 | 5 | 30 | 21 | 10.0 | 9 | 9 | 24.5 | 22.0 | 16.0 | 12 | 24.5 | 22 | 5 | 1.5 |
| SC-2B | ⌀4.7 to 6.0 | |||||||||||||||||
| SC-2C | ⌀6.1 to 7.5 | |||||||||||||||||
| SC-3M | ⌀6.1 to 7.5 | G 1/2 | CTG16 | ⌀22 | 8 | 35 | 23 | 11.5 | 12 | 12 | 31.0 | 28.0 | 21.0 | 15 | 28.5 | 27 | 4 | 2.0 |
| SC-3A | ⌀7.6 to 9.0 | |||||||||||||||||
| SC-3B | ⌀9.1 to 10.5 | |||||||||||||||||
| SC-4M | ⌀9.1 to 10.5 | G 3/4 | CTG22 | ⌀28 | 8 | 37 | 25 | 14.0 | 17 | 17 | 38.0 | 35.0 | 26.4 | 15 | 34.5 | 33 | 4 | 2.0 |
| SC-4A | ⌀10.6 to 12.0 | |||||||||||||||||
| SC-4B | ⌀12.1 to 14.0 | |||||||||||||||||
| SC-4C | ⌀14.1 to 16.0 | |||||||||||||||||
| SC-5M | ⌀14.1 to 16.0 | G1 | CTG28 | ⌀34 | 8 | 48 | 34 | 19.0 | 24 | 24 | 50.0 | 45.0 | 33.2 | 17 | 42.5 | 41 | 5 | 2.0 |
| SC-5A | ⌀16.1 to 17.0 | |||||||||||||||||
| SC-5B | ⌀17.1 to 18.0 | |||||||||||||||||
| SC-5C | ⌀18.1 to 20.0 | |||||||||||||||||
| SC-5D | ⌀20.1 to 22.0 | |||||||||||||||||
| SC-6M | ⌀20.1 to 22.0 | G 1 1/4 | CTG36 | ⌀42 | 11 | 54 | 37 | 20.0 | 34 | 33.5 | 59.5 | 53.5 | 41.9 | 20 | 52.0 | 49 | 5 | 2.0 |
| SC-6A | ⌀22.1 to 24.5 | |||||||||||||||||
| SC-6B | ⌀24.6 to 27.0 | |||||||||||||||||
| SC-6C | ⌀27.1 to 30.0 | |||||||||||||||||
- * Rubber sleeves without holes are also available.
- * Operating Temperature Range: -30°C to +80°C
Chemical resistance
| Classification | Typical chemical name | Type | ||||
|---|---|---|---|---|---|---|
| SC | ||||||
| Main Body PP | Rubber sleeve ⅡR | Rubber packing EPT | ||||
| Resistance to inorganic chemicals | Weak acid | Carbonic acid | 10% | ○ | ○ | ○ |
| Hydrocyanic acid | ||||||
| Hydrogen sulfide acid | ||||||
| Strong acid | Sulfuric acid | 10% | ○ | ○ | ○ | |
| Hydrochloric acid | ||||||
| Phosphoric acid | ||||||
| Oxidizing acid (low concentration) | Nitric acid | 10% | ○ | ○ | ○ | |
| Perchloric acid | ||||||
| Permanganate | ||||||
| Oxidizing acid (high concentration) | Nitric acid | 60% | △ | △ | △ | |
| Perchloric acid | ||||||
| Permanganate | ||||||
| Weak alkali | Sodium bicarbonate | 10% | ○ | ○ | ○ | |
| Slaked lime | ||||||
| Aqueous ammonia | ||||||
| Strong alkali | Sodium hydroxide | 10% | ○ | ○ | ○ | |
| Caustic potash | ||||||
| Barium hydroxide | ||||||
| Salts | Salt | 5% | ○ | ○ | ○ | |
| Ammonium chloride | 10% | |||||
| Sodium sulfate | ||||||
| Resistance to organic chemicals | Organic acid | Formic acid Acetic acid Oxalic acid | ○ | ○Note1 | ○ | |
| Alcohol | Methyl alcohol Ethyl alcohol Butyl alcohol | ○ | ○ | ○ | ||
| Ether | Methyl ethyl ether Diethyl ether Ethyl cellosolve | △ | × | × | ||
| Ketone | Acetone Methyl ethyl ketone Benzophenone | △ | ○ | ○ | ||
| Ester | Methyl acetate Ethyl acetate Butyl acetate | △ | ○ ~△ | ○ ~△ | ||
| Open chain hydrocarbons | Methane, ethane, propane Ethylene, propylene Hexane, butane | △ | × | × | ||
| Aromatic hydrocarbons | Benzene, toluene Xylene | △ | × | × | ||
| Chlorinated hydrocarbons | Ethylene dichloride Chloroform Trichloroethylene | △ | × | × | ||
| Others | Petroleum benzine Gasoline, naphtha Mobile oil, kerosene Light oil, heavy oil Lubricant oil, grease | ○ | × | × | ||
Notes
- 1. (○): Withstand below 40°C / (△): Slightly corroded / (×): Corroded
- 2. Note 1 Corroded by glacial acetic acid and 90% formic acid.
- 3. The above table shows the results of a chemical immersion test. In gas and steam atmospheres, the product can be used with substances with (△) mark.
- 4. Please inquire for chemicals not listed in the above table. (*The actual performance may differ from the above performance depending on the usage conditions. Please check in advance before using.)
PA: Polyamide / PP: Polypropylene / ABS: ABS resin / CR: Chloroprene rubber / NBR: Nitrile rubber / IIR: Butyl rubber / EPT, EPDM: Ethylene propylene rubber / PPS: Polyethylene sulfide / SR: Silicone rubber
Development story
In the lighting industry, where the history of SEIWA ELECTRIC MFG. began, they have developed this product to meet the strict demands related to infrastructure.