Sealing and thread of swage fittings

Sealing :
O-ring on male 24° cone inserted into 24° female cone.
Concerns light (DKOL) and heavy (DKOS) series metric fittings.

Connection :
Parallel metric thread, profile according to NFE-03-001 (identical to ISO 68-1), whose outer diameter is expressed in millimeters.
The profile of this thread is an equilateral triangle.
Metric threads are designated by the letter M, followed by their external diameter and pitch. Ex. : M12x1.5

Filetage Metrique Cone 24

Swage fittings METRIC 24° cone :
S621 - Male METRIC 24° cone - light series
S761 - Female METRIC 24° cone o-ring - light series
S762 - Female METRIC 24° cone o-ring 45° swept elbow - light series
S763 - Female METRIC 24° cone o-ring 45° swept elbow - light series
S/SD/SC631 - Male METRIC 24° cone - heavy series
S/SD/SC771 - Female METRIC 24° cone - heavy series
S/SD/SC772 - Female METRIC 24° cone o-ring 45° swept elbow - heavy series
S/SD/SC773 - Female METRIC 24° cone o-ring 90° swept elbow - heavy series
AQ771 - Female METRIC 24° cone 0-ring - heavy series

Sealing :
60° male cone into 60° female cone.

Connection :
Parallel metric thread, profile according to NFE-03-001 (identical to ISO 68-1), whose outer diameter is expressed in millimeters.
The profile of this thread is an equilateral triangle.
Metric threads are designated by the letter M, followed by their external diameter and pitch. Ex. : M12x1.5

Filetage BSP cone 60
 
METRIC 60° cone
Circuit 1/16“ 1/8“ 3/16“ 1/4“ 5/16“ 3/8“ 7/16“ 1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2 3“
Dash 1 2 3 4 5 6 7 8 10 12 14 16 20 24 28 32 40 48
Male Thread Outer Diameter (DE)(mm)       12 14 16   18 22 26   30 38 45 52 65 78 90
Thread Pitch (mm)       150 150 150   150 150 150   150 150 150 150 200 200 200
Thread Length (L) (mm)       10 10 10   10 12 12   12 14 14 14 17 17 23
Female thread inner diameter (DA) (mm)       10,5 12,5 14,5   16,5 20,5 24,5   28,5 36,5 43,5 50,5 62,9 75,9 87,9
Free Length (P) (mm)       2,5 2,5 3   3 5 4   5,5 7 8 7,5 9,5 9,5 15

60° cone sealing arrangments follow DIN 7611 and 7606

Swage fittings METRIC 60° cone:
S611 - Male DIN 60° cone
S711 - Female DIN 60° cone
S712 - Female DIN 60° cone crimped nut 45° swept elbow
S713 - Female DIN 60° cone crimped nut 90° swept elbow
S714 - Female DIN 60° cone crimped nut 90° swept elbow - O-ring - compact

Sealing :
24° male cone into 24° female cone.

Connection :
parallel metric thread, profile according to NFE-03-001 (identical to ISO 68-1), whose outer diameter is expressed in millimeters.
The profile of this thread is an equilateral triangle.
Metric threads are designated by the letter M, followed by their external diameter and pitch. Ex. : M12x1.5


Filetage Metrique Gaz Cone 24

Swage fittings METRIC French Gaz :
S641 - Male METRIC french gaz 24° cone
S741 - Female METRIC french gaz 24° cone
S742 - Female METRIC french gaz 24° cone 45° swept elbow
S743 - Female METRIC french gaz 24° cone 90° swept elbow

Sealing :
60° male cone into 60° female cone.

Connection :
parallel Whitworth thread according to BS 2779 (equivalent to French standard NFE 03-005), whose thread is expressed in threads per inch.
The profile of this thread is is an isosceles triangle with a flank angle of 55° and truncated top and bottom.
This thread inspired the French Gaz thread.


Filetage BSP cone 60
BSP 60° cone
Circuit 1/16“ 1/8“ 3/16“ 1/4“ 5/16“ 3/8“ 7/16“ 1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2 3“
Dash 1 2 3 4 5 6 7 8 10 12 14 16 20 24 28 32 40 48
Thread Size (pouce)   1/8“   1/4“   3/8“   1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2  
Number of Threads per inch   28   19   19   14 14 14 14 11 11 11 11 11 11  
Common appellation   5/10   8/13   12/17   15/21 16/23 20/27 24/31 26/34 33/42 40/49 45/55 50/60 66/76  
Pitch (mm)   0,9   1,33   1,33   1,81 1,81 1,81 1,81 2,3 2,3 2,3 2,3 2,3 2,3  
Male Thread Outer Diameter (DE)(mm)   9,7   13,1   16,6   20,9 22,9 26,4 30,2 33,2 41,9 47,8 53,7 59,6 75,2  
Thread Length (L) (mm)   11,4   11,4   12,7   15,2 17,7 19 19 20,3 21,1 21,6 22,2 22,2 30  
Female thread inner diameter (DA) (mm)   8,5   11,4   14,9   18,6 20,6 24,1 27,9 30,3 38,9 44,8 50,8 56,6 72,2  
Free Length (P) (mm)   4,3   5   6,8   8,1 8,4 9,6 10,3 11,3 12,4 12,4 12,4 12,4 20  

Swage fittings B.S.P 60° cone :
S311 - Male B.S.P 60° cone
S471 - Female B.S.P 60° cone swept elbow
S472 - Female B.S.P 60° cone 45° swept elbow
S473 - Female B.S.P 60° cone 90° swept elbow

Sealing :
Compression of a joint between two machined flat surfaces.

Connection :
Parallel Whitworth thread according to BS 2779 (equivalent to French standard NFE 03-005), whose thread is expressed in threads per inch.
The profile of this thread is is an isosceles triangle with a flank angle of 55° and truncated top and bottom. (This thread inspired the French Gaz thread).

Filetage BSP fond plat
BSP flat seat
Circuit 1/16“ 1/8“ 3/16“ 1/4“ 5/16“ 3/8“ 7/16“ 1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2 3“
Dash 1 2 3 4 5 6 7 8 10 12 14 16 20 24 28 32 40 48
Thread Size (pouce)       1/4“   3/8“   1/2“ 5/8“ 3/4“   1“            
Number of Threads per inch       19   19   14 14 14   11            
Common appellation       8/13   12/17   15/21 16/23 20/27   26/34            
Pitch (mm)       1,33   1,33   1,81 1,81 1,81   2,3            
Male Thread Outer Diameter (DE)(mm)       13,1   16,6   20,9 22,9 26,4   33,2            
Thread Length (L) (mm)       11   12   14 16 16   19            
Female thread inner diameter (DA) (mm)       11,4   14,9   18,6 20,8 24,1   30,3            
Free length (P) (mm)       8   10,6   11,1 12 14   15            

Swage fittings B.S.P flat seat :
S331 - Male B.S.P flat seat
S421 - Female B.S.P flat seat

Sealing :
Mating of threads combined with sealing tape or liquid..

Connection :
Parallel Whitworth thread according to BS 21 (equivalent to NFE 03-004, EN 10226 and ISO 7), whose pitch is expressed in threads per inch.
The thread is machined to a 6.25% taper.
This system is widely used in France.

Filetage BSP Gaz Conique
B.S.P taper 60° cone
Circuit 1/16“ 1/8“ 3/16“ 1/4“ 5/16“ 3/8“ 7/16“ 1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2 3“
Dash 1 2 3 4 5 6 7 8 10 12 14 16 20 24 28 32 40 48
Thread Size (pouce)   1/8“   1/4“   3/8“   1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2 3“
Number of Threads per inch   28   19   19   14 14 14 14 11 11 11 11 11 11 11
Common appellation   5/10   8/13   12/17   15/21 16/23 20/27 24/31 26/34 33/42 40/49 45/55 50/60 66/76 80/90
Pitch (mm)   0,9   1,33   1,33   1,81 1,81 1,81 1,81 2,3 2,3 2,3 2,3 2,3 2,3 2,3
Male Thread Outer Diameter (DE)(mm)   10   13,6   17,1   21,6 23,6 27,1 30,8 34 42,7 48,6 54,4 60,5 76,2 88,9
Thread Length (L) (mm)   9   12,5   13   17 18 18,5 20 21 23,5 23,5 28 28 32 35
Female thread inner diameter (DA) (mm)   8,5   11,4   14,9   18,6 20,6 24,1 27,9 30,3 38,9 44,8 50,9 56,6 72,2 84,9

Swage fittings B.S.P taper 60° cone :
S/SD/SC 321 - Male B.S.P taper 60° cone

Sealing :
O-ring on 60° male cone into 60° female cone

Connection :
Parallel Whitworth thread according to BS 2779 (equivalent to French standard NFE 03-005), whose thread is expressed in threads per inch.
The profile of this thread is is an isosceles triangle with a flank angle of 55° and truncated top and bottom. (This thread inspired the French Gaz thread).

Filetage BSP cone 60JT
BSP 60° cone with O-ring sealing
Circuit 1/16“ 1/8“ 3/16“ 1/4“ 5/16“ 3/8“ 7/16“ 1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2 3“
Dash 1 2 3 4 5 6 7 8 10 12 14 16 20 24 28 32 40 48
Thread Size (pouce)   1/8“   1/4“   3/8“   1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2  
Number of Threads per inch   28   19   19   14 14 14 14 11 11 11 11 11 11  
Common appellation   5/10   8/13   12/17   15/21 16/23 20/27 24/31 26/34 33/42 40/49 45/55 50/60 66/76  
Pitch (mm)   0,9   1,33   1,33   1,81 1,81 1,81 1,81 2,3 2,3 2,3 2,3 2,3 2,3  
Male Thread Outer Diameter (DE)(mm)   9,7   13,1   16,6   20,9 22,9 26,4 30,2 33,2 41,9 47,8 53,7 59,6 75,2  
Thread Length (L) (mm)   11,4   11,4   12,7   15,2 17,7 19 19 20,3 21,1 21,6 22,2 22,2 30  
Female thread inner diameter (DA) (mm)   8,5   11,4   14,9   18,6 20,6 24,1 27,9 30,3 38,9 44,8 50,8 56,6 72,2  
Free Length (P) (mm)   4,3   5   6,8   8,1 8,4 9,6 10,3 11,3 12,4 12,4 12,4 12,4 20  

Swage fittings B.S.P 60° cone :
S/SD/SC481 - Female BSP 60° cone 0-ring - thrust-wire nut
S/SD/SC482 - Female BSP 60° cone 0-ring - thrust-wire nut - 45° swept elbow
S/SD/SC483 - Female BSP 60° cone 0-ring - thrust-wire nut - 90° swept elbow
S484 - Female BSP 60° cone 90° swept elbow - 0-ring - compact

Sealing :
74° male cone on 74° female cone.

Connection :
Parallel normalised according to ASME B1.1 (ex-SELLERS) and ISO 263, whose external diameter is expressed in inch and its pitch in threads per inch.
The profile of this thread is an equilateral triangle.

Filetage JIC
JIC
Circuit 1/16“ 1/8“ 3/16“ 1/4“ 5/16“ 3/8“ 7/16“ 1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2 3“
Dash 1 2 3 4 5 6 7 8 10 12 14 16 20 24 28 32 40 48
Thread Size (pouce)   5/16“ 3/8“ 7/16“ 1/2“ 9/16“   3/4“ 7/8“ 1“1/16 1“3/16 1“5/16 1“5/8 1“7/8   2“1/2 3“ 3“1/2
Thread family   UNF UNF UNF UNF UNF   UNF UNF UN   UN UN UN   UN UN UN
Number of Threads per inch   24 24 20 20 18   16 14 12 12 12 12 12   12 12 12
Male Thread Outer Diameter (DE)(mm)   7,9 9,5 11,1 12,7 14,2   19 22,2 26,9 30,1 33,3 41,2 47,6   63,5 76,2 88,9
Fitting Lenght (L)   11,3 12,3 13,9 13,9 14,1   16,6 19,2 21,9 22,6 23,1 24,3 27,5   33,8 45 45
Female thread inner diameter (DA) (mm)   6,7 8,3 9,7 11,3 12,7   17,3 20,2 24,6 27,8 31 38,9 45,3   61,2 74,1 86,5
Free Length (P) (mm)   8,4 8,7 8,7 9,5 9,5   10,7 12,7 14,2 14,6 15 15,8 18,6   23,8 20,2 22,2
Pitch (mm)   1,05 1,05 1,27 1,27 1,41   1,58 1,81 2,11 2,11 2,11 2,11 2,11   2,11 2,11 2,11

Swage fittings J.I.C :
S/SD/SC111 - Male JIC 74° cone
S/SD/SC211 - Female JIC 74° cone
S/SD/SC212 - Female JIC 74° cone 45° swept elbow
S/SD/SC213 - Female JIC 74° cone 90° swept elbow
S214 - Female JIC 74° cone 90° swept elbow - Compact

Sealing :
By O-ring lodged in a groove machined into the collar.

Connection :
By one-piece or half-flanges fixed by bolts.

Swage fittings Flanges :
S/SD/SC811 - 3000 PSI SAE J518 flange straight
S/SD/SC812 - 3000 PSI SAE J518 flange 45° swept elbow
S/SD/SC813 - 3000 PSI SAE J518 flange 90° swept elbow

S/SD/SC861 - 6000 PSI SAE J518 flange straight
S/SD/SC862 - 6000 PSI SAE J518 flange 45° swept elbow
S/SD/SC863 - 6000 PSI SAE J518 flange 90° swept elbow

SD/SC881 - “SUPERCAT” flange straight
SD/SC882 - “SUPERCAT” flange 45° swept elbow
SD/SC883 - “SUPERCAT” flange 90° swept elbow

Sealing :
By compression of a joint lodged in a groove on a machined face against a flat seat.

Connection :
Parallel thread normalised according to ASME B1.1 (ex-SELLERS) and ISO 263, whose external diameter is expressed in inches and its pitch in threads per inch.
The profile of the thread is an equilateral triangle.
Dating back to the late 1980’s, this sealing arrangement was designed to eliminate leaks due to vibrations and various other constraints on earth-moving equipment.

Filetage ORFS
ORFS O-ring Flate face
Circuit 1/16“ 1/8“ 3/16“ 1/4“ 5/16“ 3/8“ 7/16“ 1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2 3“
Dash 1 2 3 4 5 6 7 8 10 12 14 16 20 24 28 32 40 48
Thread Size (pouce)       9/16“   1“1/16   1“3/16 1“ 1“3/16   1“7/16 1“11/16 2“        
Number of Threads per inch       18   16   16 14 12   12 12 12        
Male Thread Outer Diameter (DE)(mm)       14,3   17,5   20,6 25,4 30,2   36,5 42,8 50,8        
Thread Length (L) (mm)       9,8   11,2   12,8 15,5 17   17,5 17,5 17,5        
Female thread inner diameter (DA) (mm)       12,7   15,7   18,9 23,5 27,9   34,2 40,6 48,5        
Free Length (P) (mm)       8,2   9,5   11 13,5 14,5   14,8 14,8 14,8        
Pitch (mm)       1,41   1,58   1,58 1,81 2,11   2,11 2,11 2,11        

Swage fittings O.R.F.S :
S/SD/SC181 - Male O.R.F.S
S/SD/SC281 - Female O.R.F.S
S/SD/SC282 - Female ORFS 45° swept elbow
S/SD/SC283 - Female ORFS 90° swept elbow

Sealing :
Ensured by tight contact of male and female thread flanks (metal to metal) induced by tapered finish.

Connection :
Thread normalised according to ASME and ANSI B1.20.1 (in France NFE 03-601), tapered slope of 6.25%, for both male and female threads, usually expressed in inches and pitch in threads per inch.
The thread profile is that of an equilateral triangle with a peak angle of 60° and salient truncation (sometimes wrongly called Briggs).

Filetage NPT
NPT
Circuit 1/16“ 1/8“ 3/16“ 1/4“ 5/16“ 3/8“ 7/16“ 1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2 3“
Dash 1 2 3 4 5 6 7 8 10 12 14 16 20 24 28 32 40 48
Thread Size (pouce) 1/16“ 1/8“   1/4“   3/8“   1/2“   3/4“   1“ 1“1/4 1“1/2   2“ 2“ 1/2 3“
Number of Threads per inch 27 27   18   18   14   14   11 1/2 11 1/2 11 1/2   11 1/2 8 8
Pitch (mm) 0,94 0,94   1,41   1,41   1,81   1,81   2,21 2,21 2,21   2,21 3,18 3,18
Male Thread Outer Diameter (DE)(mm) 8 10,4   13,8   17,3   21,6   26,9   33,7 42,4 48,6   60,6 73,5 89,3
Thread Length (L) (mm) 9,5 9,5   14,3   14,3   19   19   23,8 24,6 25,4   26,2 38,5 40,1
Drill dia.(DP) (mm) 6,3 8,3   10,7   14,3   17,5   22,6   28,6 37,3 44,1   56,4 67,1 82,9
Taper Size (DC) (mm) 6,6 8,8   11,4   15,1   18,5   23,6   29,8 38,6 44,8   56,8 68,5 84,4
Drill length (P) (mm) 11,7 11,7   17   17,3   22,9   23,1   28,9 29,4 29,4   30 46,8 48,4

Swage fittings N.P.T :
S/SD/SC121 - Male N.P.T 60° cone
AQ 121 - Male N.P.T 60° cone

Sealing :
parallel thread normalised according to ASME B1.1 (ex-SELLERS) and ISO 263, whose external diameter is expressed in inches and pitch in threads per inch.

Connection :
The thread profile is that of an equilateral triangle.
NOTE : SAE type fittings are only used up to dash size 12 inclusive.
Despite their close resemblance to JIC type, except for their sealing cone angle, dash sizes 6 and 12 are not common to the two systems.
Dash size 6 differs by diameter and pitch and dash size 12 by pitch.

Swage fittings S.A.E 90° cone:
S131 - Male S.A.E 90° cone
S221 - Female S.A.E 90° cone
S222 - Female SAE 90° cone 45° swept elbow
S223 - Female SAE 90° cone 90° swept elbow

Sealing :
Parallel thread normalised according to ASME B1.1 (ex-SELLERS) and ISO 263, whose external diameter is expressed in inches and pitch in threads per inch.

Connection :
The thread profile is that of an equilateral triangle.
NOTE : SAE type fittings are only used up to dash size 12 inclusive.
Despite their close resemblance to JIC type, except for their sealing cone angle, dash sizes 6 and 12 are not common to the two systems.
Dash size 6 differs by diameter and pitch and dash size 12 by pitch.

Filetage SAE Face Plate
SAE flat seat cone 90°
Circuit 1/16“ 1/8“ 3/16“ 1/4“ 5/16“ 3/8“ 7/16“ 1/2“ 5/8“ 3/4“ 7/8“ 1“ 1“1/4 1“1/2 1“3/4 2“ 2“1/2 3“
Dash 1 2 3 4 5 6 7 8 10 12 14 16 20 24 28 32 40 48
Thread Size (pouce)       7/16“   9/16“   3/4“ 7/8“ 1“1/16  1“3/16  1“5/8            
Thread family       UNF   UNF   UNF UNF UN  UN UN             
Number of Threads per inch       20   18   16 14 12  12 12             
Male Thread Outer Diameter (DE)(mm)       11,1   14,2   19 22 26.9 30,1  41,2             
Thread Length (L) (mm)       13,9   14,1   16,6 19,2 21,9 22,6  24,3             
Female thread inner diameter (DA) (mm)       9,7   12,7   17,3 20,2 24,6 27,8  38,9             
Free Length (P) (mm)       8,7   9,5   10,7 12,7 14,2 14,6  15,8             
Pitch (mm)       1,27   1,41   1,58 1,81 2,11 2,11  2,11             

Swage fittings S.A.E flat seat :
S141 - Male S.A.E O-ring

Sealing :
60° male cone on 60° female cone.

Connection :
parallel Whitworth thread according to BS 5200 (French equivalent NFE 03-005) whose pitch is expressed in threads per inch.
The thread profile is that of an isosceles triangle with 55° angle crest and rounded truncation.
NOTE : A resemblance can be noted with JIC and SAE types.
The metric JIS type uses the same sealing arrangement but with a metric thread.

Filetage JIC 

Swage fittings J.I.S :
S491 - Female JIS B.S.P 60° cone
S791 - Female JIS METRIC 60° cone

Sealing :
By flat joint each side of banjo.
Connection :
By metric or imperial threaded hollow bolt

Swage fittings Banjo :
S921 - B.S.P banjo
S941 - Metric banjo

Sealing :
By compression of a ring on the tube into a female 24° cone.
Connection :
ISO profile parallel metric thread.

Swage fittings Stand-pipe :
S511 - Metric Stand-Pipe
S512 - Metric Stand-Pipe 45° swept elbow
S513 - Metric Stand-Pipe 90° swept elbow
S521 - French Gaz Stand-Pipe

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Logo NF 377
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