Home Company Products Contacts Site map

products

SS 316 High performance fittings > Valves > Safe T Couplings


  Valves
5-STC Safe T Couplings
 
Materials of Construction
# Component Stainless Steel Brass
1 Body* SS 316 SS Brass
2 Body Adapter* SS 316 SS Brass
3 Body Adapter Seal* Viton O-Ring Buna N O-Ring
4 Body Valve* SS 316 SS SS 316 SS
5 Body Valve Spring* SS 316 SS SS 316 SS
6 Body Valve Seal* Viton O-Ring Buna N O-Ring
7 Insert* SS 316 SS SS 316 SS
8 Insert Seal* Viton O-Ring Buna N O-Ring
9 Poppet* SS 316 SS SS 316 SS
10 Locking Ball* SS 316 SS SS 316 SS
11 Outer Body Sleeve SS 316 SS Brass
11a Inner Body Sleeve SS 316 SS Brass
12 Sleeve Snap Ring SS 316 SS SS 316 SS
13 Body Sleeve Springs SS 316 SS SS 316 SS
14 Stem Body* SS 316 SS Brass
15 Stem Sleeve SS 316 SS Brass
16 Sleeve Spring SS 316 SS SS 316 SS
17 Snap Ring SS 316 SS SS 316 SS
18 DESO Valve*^ SS 316 SS SS 316 SS
19 DESO Valve O-Ring*^ Viton O-Ring Buna N O-Ring
20 Valve Cap Spring* SS 316 SS SS 316 SS
21 Valve Cap* SS 316 SS Brass
22 Stem Adapter* SS 316 SS Brass
* Wetted Components
^ Not assembled in SESO stem
 
STEM (DESO)
Stem has valve; shuts off when uncoupled
End connection type Connector size Dimensions
L D W
Female NPT 1/4 2.52 * 3/4
3/8 2.81 * 7/8
1/2 3.74 * 1 1/16
STEM (DESO)
Stem has valve; shuts off when uncoupled
End connection type Connector size Dimensions
L D W
Male NPT 1/4 1.72 * 9/16
3/8 1.82 * 11/16
1/2 2.26 * 7/8
STEM (DESO)
Stem has valve; shuts off when uncoupled
End connection type Connector size Dimensions
L D W
Male JIC 1/4 2.78 * 1/2
3/8 2.83 * 5/8
1/2 3 * 13/16
STEM (SESO)
Stem has no valve; remains open when uncoupled
End connection type Connector size Dimensions
L D W
Female NPT 1/4 2.52 * 3/4
3/8 2.81 * 7/8
1/2 3 * 1 1/16
STEM (SESO)
Stem has no valve; remains open when uncoupled
End connection type Connector size Dimensions
L D W
Male NPT 1/4 1.72 * 9/16
3/8 1.82 * 11/16
1/2 2.26 * 7/8
STEM (SESO)
Stem has no valve; remains open when uncoupled
End connection type Connector size Dimensions
L D W
Male JIC 1/4 2.78 * 1/2
3/8 2.83 * 5/8
1/2 3 * 13/16
*See STC Series key numbers and stem sleeve outside diameters
 
Key number and color STC4 stc6 stc8
Ø Stem Sleeve Ø Stem Sleeve Ø Stem Sleeve
K1 black 0.82 0.99 1.10
K2 orange 0.85 1.02 1.14
K3 green 0.88 1.05 1.17
K4 yellow 0.91 1.08 1.20‘
K5 blue 0.94 1.11 1.23
K6 white 0.97 1.14 1.26
K7 purple 1.00 1.17 1.29
K8 brown 1.03 1.20 1.32
 
Stem Plugs
Series Body size L W D
5-STC-4 1/4 2.25 9/16 *
5-STC-4 1/4 2.25 9/16 *
5-STC-6 3/8 2.47 11/16 *
5-STC-6 3/8 2.47 11/16 *
5-STC-8 1/2 3.38 7/8 *
5-STC-8 1/2 3.38 7/8 *
When stem is uncoupled, the use of a stem plug is recommended to guard against damage and contaminants. Stem plugs are not pressure containing devices.
 
Body/Coupler
End connection type Connector size Dimensions
L D W
Female NPT 1/4 1.95 * 3/4
3/8 2.00 * 7/8
1/2 2.98 * 1 1/16
Body/Coupler
End connection type Connector size Dimensions
L D W
Male NPT 1/4 1.98 * 9/16
3/8 2.19 * 11/16
1/2 2.76 * 7/8
Body/Coupler
End connection type Connector size Dimensions
L D W
Male JIC 1/4 1.97 * 1/2
3/8 2.00 * 5/8
1/2 2.67 * 13/16
 
Body Keys
STC series key numbers and body sleeve outside diameters
Key number and color STC4 stc6 stc8
Ø Stem Sleeve Ø Stem Sleeve Ø Stem Sleeve
K1 black 0.96 1.13 1.26
K2 orange 0.99 1.16 1.29
K3 green 1.02 1.19 1.32
K4 yellow 1.05 1.22 1.35
K5 blue 1.08 1.25 1.38
K6 white 1.11 1.28 1.41
K7 purple 1.14 1.31 1.44
K8 brown 1.17 1.35 1.47
 
Body Caps
Series Body size L W D
5-STC-4 1/4 1.42 9/16 *
5-STC-4 1/4 1.42 9/16 *
5-STC-6 3/8 1.63 11/16 *
5-STC-6 3/8 1.63 11/16 *
5-STC-8 1/2 2.01 7/8 *
5-STC-8 1/2 2.01 7/8 *