Cable Gland SK Series, General Purpose SC Lock

Brand :

SEIWA ELECTRIC

Caution

Product Description

This product is made with ABS resin with excellent shock resistance.

[Features]
・This product is made with ABS resin, a material with superior shock resistance that delivers high performance as an electrical insulator.
This is a general purpose type that can be used with various types of cable wiring.

SC Lock, General-Purpose Type, SK Series

Basic product information

Material: "Main body, cap, and lock nut: ABS resin" "Rubber sleeve and rubber packing: EPT rubber" / Screw: G1/2/ CTG16 / outer diameter: 27 mm / inner diameter: 13 mm / color: Black: halogen free / lead free

Drawing and dimensions (Unit: mm)

SC Lock, General-Purpose Type, SK Series (exploded view: lock nut, rubber packing, main body, cap [With Built-in Rubber Sleeve])

Model No.	Compatible Cable Outer diameter	Screw (Reference)		Mounting hole diameter	⌀A	Mounting plate thickness Maximum	Rubber Packing Thickness
Model No.	Compatible Cable Outer diameter	Parallel pipe thread Name of thread	Thick steel conduit pipe Name of thread	Mounting hole diameter	⌀A	Mounting plate thickness Maximum	Rubber Packing Thickness
SK-12S	⌀4.5 to ⌀ 8.5	G1/2	CTG16	⌀22	13	4	1.5
SK-12M	⌀6.5 to ⌀10.5
SK-12L	⌀8.5 to ⌀12.5
SK-14L	⌀10.5 to ⌀14.5			⌀22	15	4	1.5
※ SK-14F	⌀3.0 to ⌀4.0			⌀22	15	4	1.5

* Operating temperature range: -30°C to +60°C
* The SK-14F has a rubber sleeve with 5 holes and a hole plug.
* If accurate torque management is required, please use a torque wrench head in the "SH8D series."

Chemical resistance

Classification		Typical chemical name		Type
				SK
				Main Body ABS	Rubber sleeve 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% } 10%	○	○
		Ammonium chloride
		Sodium sulfate
Resistance to organic chemicals	Organic acid	Formic acid, acetic acid		○Note1	○
	Organic 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		×	×
	Aromatic hydrocarbons	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 the 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