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  • Technical advice

Flat-Face ST-FF femal coupling (ISO 16028)

Detail

Size
3
1
1
1
2
2
2
2
2
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
8
8
8
-
2
2
2
2
2
2
2
2
2
2
3
3
1
3
3
3
3
3
3
3
1
3
3
4
4
4
8
8
1
DN
12
05
05
06
06
06
10
10
10
10
10
12
12
12
12
12
12
16
16
16
16
20
20
20
20
20
20
20
20
20
25
25
25
32
10
10
10
10
10
10
10
10
10
10
12
12
06
12
12
12
12
12
12
12
06
12
12
16
20
20
25
25
06
Size
08
02
02
04
04
04
06
06
06
06
06
08
08
08
08
08
08
10
10
10
10
12
12
12
12
12
12
12
12
12
16
16
16
20
06
06
06
06
06
06
06
06
06
06
08
08
04
08
08
08
08
08
08
08
04
08
08
10
12
12
16
16
04
Inch
1/2
1/8
1/8
1/4
1/4
1/4
3/8
3/8
3/8
3/8
3/8
1/2
1/2
1/2
1/2
1/2
1/2
5/8
5/8
5/8
5/8
3/4
3/4
3/4
3/4
3/4
3/4
3/4
3/4
3/4
1
1
1
1.1/4
3/8
3/8
3/8
3/8
3/8
3/8
3/8
3/8
3/8
3/8
1/2
1/2
1/4
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/4
1/2
1/2
5/8
3/4
3/4
1
1
1/4
working pressure [bar]
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
350
Thread + standard
JIC (UNF) bulkhead ISO 8434-2
BSP female-thread ISO 1179-1
BSP female-thread ISO 1179-1
NPTF Female ANSI B1.20.3
ORFS (UN) bulkhead ISO 8434-3
Metric male-thread ISO 8434-1
BSP female-thread ISO 1179-1
SAE (UNF) male-thread ISO 11926-3
SAE (UNF) male thread ISO 11926-3
ORFS (UN) bulkhead ISO 8434-3
Metric male-thread ISO 8434-1-L
BSP female-thread ISO 1179-1
SAE (UNF) female thread ISO 11926-1
ORFS (UN) bulkhead ISO 8434-3
ORFS (UN) bulkhead ISO 8434-3
ORFS (UN) bulkhead ISO 8434-3
Metric bulkhead ISO 8434-1-L
NPT female-thread ANSI B1.20.3
SAE (UNF) female-thread ORB ISO 11926-1
SAE (UNF) male-thread ISO 11926-3
Metric bulkhead ISO 8434-1-L
NPT female-thread ANSI B1.20.3
SAE (UNF) female-thread ORB ISO 11926-1
NPT female-thread ANSI B1.20.3
SAE (UNF) female-thread ORB ISO 11926-1
Metric male-thread ISO 6149-2
SAE (UNF) male-thread ISO 11926-3
ORFS (UN) bulkhead ISO 8434-3
ORFS (UN) bulkhead ISO 8434-3
JIC (UNF) bulkhead ISO 8434-2
NPT female-thread ANSI B1.20.3
NPT Female-thread ANSI B1.20.3
SAE (UNF) Female-thread ISO 11926-1
BSP female-thread ISO 1179-1
BSP female-thread ISO 1179-1
BSP female-thread ISO 1179-1
JIC (UNF) bulkhead ISO 1179-1
NPT female-thread ANSI B1.20.3
NPT female-thread ANSI B1.20.3
SAE (UNF) female-thread ORB ISO 11926-1
Metric male-thread ISO 8434-1-L
Metric male-thread ISO 8434-1-L
Metrisch bulkhead short ISO 8434-1-L
Metric bulkhead short ISO 8434-1-L
NPT female-thread ANSI B1.20.3
NPT female-thread ANSI B1.20.3
SAE (UNF) female-thread ORB ISO 11926-1
SAE (UNF) female-thread ORB ISO 11926-1
SAE (UNF) female-thread ORB ISO 11926-1
SAE (UNF) female-thread ORB ISO 11926-1
JIC (UNF) bulkhead ISO 8434-2
JIC (UNF) bulkhead outer thread (37°)
Metric male-thread ISO 8434-1-L
Metric male-thread ISO 8434-1-L
BSP female-thread ISO 1179-1
BSP female-thread ISO 1179-1
BSP female-thread ISO 1179-1
BSP female-thread ISO 1179-1
BSP female-thread ISO 1179-1
BSP female-thread ISO 1179-1
BSP female-thread ISO 1179-1
BSP female-thread ISO 1179-1
metric male-thread ISO 8434-1
Thread [GA]
1.1/16
1/4"
1/8"
1/4"
11/16"
M16x1,5
3/8"
3/4"
9/16"
13/16"
M16x1,5
1/2"
1.1/16"
13/16"
1.3/16"
1"
M22x1,5
3/4"
1.1/16"
7/8"
M26x1,5
1"
1.5/16"
3/4"
1.1/16"
M27x2
1.1/16"
1.7/16"
1.3/16"
1.1/16"
1.1/4"
1"
1.5/16"
1.1/4"
3/8"
1/2"
3/4"
3/8"
1/2"
3/4"
M18x1,5
M22x1,5
M18x1,5
M22x1,5
1/2
3/4"
9/16"
3/4"
7/8"
1.1/16"
7/8"
3/4
M18x1,5
M22x1,5
1/4"
1/2"
3/4"
3/4"
1"
3/4"
1.1/4"
1"
M14x1,5
Pipe Ø R [mm]
10L
10L
15L
18L
12L
15L
12L
15L
12L
15L
8L
Outer Ø sleeve [mm]
38,0
20
20,0
27,0
27
27
30
30,00
30,0
30,0
38,00
38,0
38,0
38,0
38,0
42,0
42,0
42,0
42,0
48,0
48,0
48,0
48,0
48,0
48,0
48,0
48,0
48,0
55,0
55,0
55,0
63,0
30
30,0
30,0
30,0
30,0
30,0
30,0
30,0
30,0
30,0
38,0
38,0
27,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
27,0
38,0
38,0
42,0
48,0
48,0
55,0
55,0
27,0
Outer Ø plug [mm]
30,0
38,0
Length sleeve [mm]
115,7
51,3
46,1
58,9
91,4
68,4
97,9
80,7
79,9
106
80,9
81,3
86,8
107,8
112,8
111,8
99,3
92,1
95,1
93,0
120,3
104,3
104,3
100,3
104,3
113,1
107,6
133,9
133,4
136,3
100,5
100,5
100,5
103,4
75,0
79,4
106,5
75,0
79,4
76,9
80,9
81,9
95,9
97,9
81,3
81,3
59,6
81,3
81,3
86,8
111,4
107,9
82,3
81,9
58,9
81,3
84,8
92,1
104,3
100,3
103,0
100,5
67,4
SW [mm]
27
27
27
27
27
27
27
27
27
27
34
34
24
34
34
34
34
34
34
24
34
34
38
42
42
50
50
SW2 [mm]
34
25
27
27
38
34
27
36
38
34
27
24
27
27
27
SW1 [mm]
34
18
18
24
24
24
27
27
27
27
27
34
34
34
36
34
34
38
38
38
38
42
42
42
42
42
42
42
42
50
50
50
60
27
27
27
27
27
24
27
27
27
27
34
34
24
34
34
34
34
34
34
34
24
34
34
38
42
42
50
50
24
l/min at ΔP=2 bar
110
12
12
25
25
25
50
50
50
50
50
110
110
110
110
110
110
125
125
125
125
160
160
160
160
160
160
160
160
230
230
230
390
50
50
50
50
50
50
50
50
50
50
110
110
25
110
110
110
110
110
110
72
25
110
110
125
160
160
230
230
25
Quantity
 

Product info

  • Technical data
    Applications: Agriculture, Construction Equipment, Industrial, Offshore (Oil & Gas) applications, Vehicles and road machines
    Female or male coupling: Sleeve
    Material Casing: Steel
    Material sealing: NBR & PUR
    Resistance against red rust [h]: 1000
    Resistance against white rust [h]: 500
    Standard: ISO 16028
    Surface: Mate 1000 (Zinc-Nickel)
    Temperature range [°C]: -25°C to +100°C

Benefit

ST-FF has been tested with 1.000.000 impulses and exceeds the market standard in wear resistance and working pressure.

Accessories

dust protection

Practical tip

ST-FF is interchangeable within the ISO16028. Please note that ST-FF is not designed to connect against residual pressure. However if you can't avoid residual pressure in your hydraulic circuit please refer to our Seriess ST-3FF.

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