Series TA-FTSW (Straight-way)

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Dimension Table
Trap
No.		 Tapping
In.		 Weight
Lbs.		 Dimensions
A B C D E F
FTSW3 3/4 6 4-1/2 6-1/2 4-1/2 4-5/16 5/16 1-7/8
FTSW4 1 9 5-1/2 7-7/8 5-1/2 5-5/8 3/16 2-1/16
FTSW5 1-1/4 12 5-1/2 8 6 5-1/2 1/2 2
FTSW6 1-1/2 37 7-5/8 11-3/4 8-9/16 9-1/16 1/2 2-3/16
FTSW8 2 59 9-5/16 13-13/16 10-3/8 10-15/16 1/2 2-3/8

Capacity Table – 15 psi Traps
Trap
Ordering
Number		 Capacity-Pounds per Hour*
Pressure Difference – Lbs. per Sq. In.
1/8 1/4 1/2 3/4 1 2 5 10 15
FTSW3 50 70 100 120 140 200 210 220 230
FTSW4 125 175 250 300 350 500 525 550 575
FTSW5 300 425 600 735 850 1200 1260 1320 1380
FTSW6 600 850 1200 1470 1700 2400 2520 2640 2760
FTSW8 1250 1775 2500 3060 3550 5000 5250 5500 5750

*Capacities according to recommended SHEMA standards.

Capacity Table – 30 & 50 psi Traps
Ordering No. Orifice Capacity pounds per Hour – Continuous Discharge.**
Trap
No.		 Max.
Pres.
No.
Dia.		 Pressure Difference – PSI
1/8 1/4 1/2 1 2 5 10 15 20 30 40 50
FTSW3 50 S 3/32 39 52 69 92 122 180 240 285 320 380 430 470
FTSW4 30
50		 D
E		 1/8
7/64		 71
60		 95
81		 127
108		 170
243		 228
190		 335
280		 445
375		 530
440		 600
500		 700
590		 –
670		 –
730
FTSW5 30
50		 C
D		 5/32
1/8		 118
75		 156
102		 210
138		 280
182		 375
245		 550
355		 740
475		 870
565		 980
630		 1160
750		 –
840		 –
920
FTSW6 30
50		 91-30
91-50		 19/64
15/64		 390
270		 525
360		 700
480		 940
640		 1250
860		 1850
1260		 2450
1680		 2930
2000		 3300
2250		 3900
2670		 –
3000		 –
3300
FTSW8 30
50		 101-30
101-50		 11/32
9/32		 500
345		 670
460		 890
610		 1180
820		 1580
1100		 2340
1600		 3120
2140		 3700
2520		 4150
2840		 4900
3350		 –
3800		 –
4150

**Capacities based on FCI 65-3 standard for determing industrial steam trap capacity rating.

Materials of Construction:
Body and Cover – Cast Iron (125 psi Class) Condensate Valve and Seat – Hardened #416 Stainless
Thermal Element Cover – Forged Brass Valve Stems – #416 Stainless
Thermal Element – Phosphor Bronze with #416 Stainless Valve Discharge Tubes – Brass
Thermal Element Seat – #416 Stainless Valve Stem Guide – Sizes 3, 4 and 5, Brass; 6 and 8, Cast Iron
Float – Seamless Copper

BULLETIN: Series-TA-FTSW-0814 – Float & Thermostatic Steam Traps – Series TA-FTSW (Straight-Way)