FLO PVC Check Valves (2024)

Table of Contents
Adjustable Spring Check (fpt x fpt) Adjustable Spring Check (fpt x mpt) Compact True Union Spring Check Compact True Union Spring Check (clear body) Spring Check (fpt x fpt) Spring Check (fpt x fpt, clear body) Spring Check (slip x slip) Spring Check (slip x slip, clear body) Sump Pump Swing Check (compression) Swing Check (compression) Swing Check (compression, clear body) Swing Check (fpt x fpt) Swing Check (fpt x fpt, clear body) Swing Check (slip x slip) Swing Check (slip x slip, clear body) True Union Spring Check True Union Spring Check (clear body) True Union Swing Check True Union Swing Check (clear body) References
FLO PVC Check Valves (1)

Adjustable Spring Check (fpt x fpt)

Part Number Description Size Pcs/Ctn Flo-Control Part #
1205-05 1/2" FLOLOCK ADJUSTABLE SPRING CHECK, PVC, FPT X FPT 1/2 20 1205-05
1205-07 3/4" FLOLOCK ADJUSTABLE SPRING CHECK, PVC, FPT X FPT 3/4 20 1205-07
1205-10 1" FLOLOCK ADJUSTABLE SPRING CHECK, PVC, FPT X FPT 1 20 1205-10
1205-12 1 1/4" FLOLOCK ADJUSTABLE SPRING CHECK, PVC, FPT X FPT 1 1/4 15 1205-12
1205-15 1 1/2" FLOLOCK ADJUSTABLE SPRING CHECK, PVC, FPT X FPT 1 1/2 15 1205-15

Spring tension: 5 to 15 lbs. (factory preset at 5lb.)

FLO PVC Check Valves (2)

Adjustable Spring Check (fpt x mpt)

Part Number Description Size Pcs/Ctn Flo-Control Part #
1235-05 1/2" FLOLOCK ADJUSTABLE SPRING CHECK, PVC, FPT X MPT 1/2 20 1235-05
1235-07 3/4" FLOLOCK ADJUSTABLE SPRING CHECK, PVC, FPT X MPT 3/4 20 1235-07
1235-10 1" FLOLOCK ADJUSTABLE SPRING CHECK, PVC, FPT X MPT 1 20 1235-10

Spring tension: 5 to 15 lbs. (factory preset at 5lb.)

FLO PVC Check Valves (3)

Compact True Union Spring Check

Part Number Description Size Pcs/Ctn Flo-Control Part #
FLO PVC Check Valves (4) 1790-15 1 1/2" FLO-CONTROL COMPACT TRUE UNION SPRING CHECK, PVC 1 1/2 15 1790-15
FLO PVC Check Valves (5) 1790-20 2" FLO-CONTROL COMPACT TRUE UNION SPRING CHECK, PVC 2 10 1790-20
FLO PVC Check Valves (6)

Compact True Union Spring Check (clear body)

Part Number Description Size Pcs/Ctn Flo-Control Part #
FLO PVC Check Valves (7) 1790C-15 1 1/2" FLO-CONTROL COMPACT TRUE UNION SPRING CHECK, PVC, CLEAR BODY 1 1/2 15 1790C-15
FLO PVC Check Valves (8) 1790C-20 2" FLO-CONTROL COMPACT TRUE UNION SPRING CHECK, PVC, CLEAR BODY 2 10 1790C-20

Spring Tension: 1/2 lb.

See Also
3.9: Valves - Types, Kinds, and SelectionCheck Valves: The Most Important Valves in Your Process SystemCheck Valve Installation GuideCheck Valve Selection 101: Types & Applications - DFT® Inc

FLO PVC Check Valves (9)

Spring Check (fpt x fpt)

Part Number Description Size Pcs/Ctn Flo-Control Part #
FCCV 2 1/2" FLOLOCK SPRING CHECK, PVC, FPT X FPT 1/2 20 1001-05
FCCV 3 3/4" FLOLOCK SPRING CHECK, PVC, FPT X FPT 3/4 20 1001-07
FCCV 4 1" FLOLOCK SPRING CHECK, PVC, FPT X FPT 1 20 1001-10
FCCV 5 1 1/4" FLOLOCK SPRING CHECK, PVC, FPT X FPT 1 1/4 15 1001-12
FCCV 6 1 1/2" FLOLOCK SPRING CHECK, PVC, FPT X FPT 1 1/2 15 1001-15
FCCV 8 2" FLOLOCK SPRING CHECK, PVC, FPT X FPT 2 10 1001-20

Spring Tension: 1/2 lb.

FLO PVC Check Valves (10)

Spring Check (fpt x fpt, clear body)

Part Number Description Size Pcs/Ctn Flo-Control Part #
1001C-07 3/4" FLOLOCK SPRING CHECK, PVC, FPT X FPT, CLEAR BODY 3/4 20 1001C-07
1001C-12 1 1/4" FLOLOCK SPRING CHECK, PVC, FPT X FPT, CLEAR BODY 1 1/4 15 1001C-12

Spring Tension: 1/2 lb.

FLO PVC Check Valves (11)

Spring Check (slip x slip)

Part Number Description Size Pcs/Ctn Flo-Control Part #
FCCV 2S 1/2" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP 1/2 20 1011-05
FCCV 3S 3/4" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP 3/4 20 1011-07
FCCV 4S 1" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP 1 20 1011-10
FCCV 5S 1 1/4" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP 1 1/4 15 1011-12
FCCV 6S 1 1/2" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP 1 1/2 15 1011-15
FCCV 8S 2" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP 2 10 1011-20

Spring Tension: 1/2 lb.

See Also
An Introduction to Axial Flow Check Valves

FLO PVC Check Valves (12)

Spring Check (slip x slip, clear body)

Part Number Description Size Pcs/Ctn Flo-Control Part #
1011C-05 1/2" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP, CLEAR BODY 1/2 20 1011C-05
1011C-10 1" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP, CLEAR BODY 1 20 1011C-10
1011C-12 1 1/4" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP, CLEAR BODY 1 1/4 15 1011C-12
1011C-15 1 1/2" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP, PVC 1 1/2 15 1011C-15
1011C-20 2" FLOLOCK SPRING CHECK, PVC, SLIP X SLIP, CLEAR BODY 2 10 1011C-20

Spring Tension: 1/2 lb.

FLO PVC Check Valves (13)

Sump Pump Swing Check (compression)

Part Number Description Size Pcs/Ctn Flo-Control Part #
SPCV1 1 1/4" TO 1 1/2" FLOLOCK SUMP PUMP SWING CHECK, PVC, COMPRESSION 1 1/4 TO 1 1/2 12 1400-15
  • Weighted Buna-N flapper and Buna-N gaskets
  • Gaskets for both 1-1/4" and 1-1/2" provided with each valve
  • Sump pumps with larger volume output use 1500 or 1520 series Swing Check.
FLO PVC Check Valves (14)

Swing Check (compression)

Part Number Description Size Pcs/Ctn Flo-Control Part #
SC12 3" FLOLOCK SWING CHECK, PVC, COMPRESSION 3 2 1500-30
SC5 1 1/4" FLOLOCK SWING CHECK, PVC, COMPRESSION 1 1/4
SC6 1 1/2" FLOLOCK SWING CHECK, PVC, COMPRESSION 1 1/2 12 1500-15
SC8 2" FLOLOCK SWING CHECK, PVC, COMPRESSION 2 12 1500-20
  • Angled seat and weighted & shielded pvc flapper for low pressure seal
  • Designed for both horizontal and vertical uses
FLO PVC Check Valves (15)

Swing Check (compression, clear body)

Part Number Description Size Pcs/Ctn Flo-Control Part #
1500C-15 1 1/2" FLOLOCK SWING CHECK, PVC, COMPRESSION 1 1/2 12 1500C-15
1500C-20 2" FLOLOCK SWING CHECK, PVC, COMPRESSION 2 12 1500C-20
  • Angled seat and weighted & shielded pvc flapper
    for low pressure seal
  • Designed for both horizontal or vertical uses
FLO PVC Check Valves (16)

Swing Check (fpt x fpt)

Part Number Description Size Pcs/Ctn Flo-Control Part #
FLO PVC Check Valves (17) 1520-05F 1/2" FLO-CONTROL SWING CHECK, PVC, FPT X FPT 1/2 20 1520-05F
FLO PVC Check Valves (18) 1520-07F 3/4" FLO-CONTROL SWING CHECK, PVC, FPT X FPT 3/4 25 1520-07F
FLO PVC Check Valves (19) 1520-10F 1" FLO-CONTROL SWING CHECK, PVC, FPT X FPT 1 25 1520-10F
FLO PVC Check Valves (20) 1520-12F 1 1/4" FLO-CONTROL SWING CHECK, PVC, FPT X FPT 1 1/4 12 1520-12F
FLO PVC Check Valves (21) 1520-15F 1 1/2" FLO-CONTROL SWING CHECK, PVC, FPT X FPT 1 1/2 12 1520-15F
FLO PVC Check Valves (22) 1520-20F 2" FLO-CONTROL SWING CHECK, PVC, FPT X FPT 2 12 1520-20F
  • Angled seat and weighted & shielded pvc flapper for low pressure seal
  • Designed for both horizontal and vertical uses
FLO PVC Check Valves (23)

Swing Check (fpt x fpt, clear body)

Part Number Description Size Pcs/Ctn Flo-Control Part #
FLO PVC Check Valves (24) 1520C-05F 1/2" FLO-CONTROL SWING CHECK, PVC, FPT X FPT, CLEAR BODY 1/2 20 1520C-05F
FLO PVC Check Valves (25) 1520C-07F 3/4" FLO-CONTROL SWING CHECK, PVC, FPT X FPT 3/4 25 1520C-07F
FLO PVC Check Valves (26) 1520C-10F 1" FLO-CONTROL SWING CHECK, PVC, FPT X FPT, CLEAR BODY 1 25 1520C-10F
FLO PVC Check Valves (27) 1520C-15F 1 1/2" FLO-CONTROL SWING CHECK, PVC, FPT X FPT, CLEAR BODY 1 1/2 12 1520C-15F
FLO PVC Check Valves (28) 1520C-20F 2" FLO-CONTROL SWING CHECK, PVC, FPT X FPT, CLEAR BODY 2 12 1520C-20F
  • Angled seat and weighted & shielded pvc flapper for low pressure seal
  • Designed for both horizontal and vertical uses
FLO PVC Check Valves (29)

Swing Check (slip x slip)

Part Number Description Size Pcs/Ctn Flo-Control Part #
FLO PVC Check Valves (30) 1520-05 1/2" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP 1/2 20 1520-05
FLO PVC Check Valves (31) 1520-07 3/4" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP 3/4 25 1520-07
FLO PVC Check Valves (32) 1520-10 1" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP 1 25 1520-10
FLO PVC Check Valves (33) 1520-12 1 1/4" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP 1 1/4 12 1520-12
FLO PVC Check Valves (34) 1520-15 1 1/2" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP 1 1/2 12 1520-15
FLO PVC Check Valves (35) 1520-20 2" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP 2 12 1520-20
FLO PVC Check Valves (36) 1520-30 3" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP 3 4 1520-30
FLO PVC Check Valves (37) 1520-40 4" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP 4 1 1520-40
  • Angled seat and weighted & shielded pvc flapper for low pressure seal
  • Designed for both horizontal and vertical uses.
FLO PVC Check Valves (38)

Swing Check (slip x slip, clear body)

Part Number Description Size Pcs/Ctn Flo-Control Part #
FLO PVC Check Valves (39) 1520C-05 1/2" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP, CLEAR BODY 1/2 20 1520C-05
FLO PVC Check Valves (40) 1520C-10 1" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP, CLEAR BODY 1 25 1520C-10
FLO PVC Check Valves (41) 1520C-15 1 1/2" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP, CLEAR BODY 1 1/2 12 1520C-15
FLO PVC Check Valves (42) 1520C-20 2" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP, CLEAR BODY 2 12 1520C-20
FLO PVC Check Valves (43) 1520C-30 3" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP, CLEAR BODY 3 4 1520C-30
FLO PVC Check Valves (44) 1520C-40 4" FLO-CONTROL SWING CHECK, PVC, SLIP X SLIP, CLEAR BODY 4 1 1520C-40
  • Angled seat and weighted & shielded pvc flapper for low pressure seal
  • Designed for both horizontal and vertical uses
FLO PVC Check Valves (45)

True Union Spring Check

Part Number Description Size Pcs/Ctn Flo-Control Part #
FLO PVC Check Valves (46) 1700-10 1 1/2" FLO-CONTROL TRUE UNION SPRING CHECK, PVC 1 12 1700-10
FLO PVC Check Valves (47) 1700-15 1 1/2" FLO-CONTROL TRUE UNION SPRING CHECK, PVC 1 1/2 12 1700-15
FLO PVC Check Valves (48) 1700-20 2" FLO-CONTROL TRUE UNION SPRING CHECK, PVC 2 12 1700-20

Spring Tension: 1/2 lb.

FLO PVC Check Valves (49)

True Union Spring Check (clear body)

Part Number Description Size Pcs/Ctn Flo-Control Part #
FLO PVC Check Valves (50) 1700C-15 1 1/2" FLO-CONTROL TRUE UNION SPRING CHECK, PVC, CLEAR BODY 1 1/2 12 1700C-15
FLO PVC Check Valves (51) 1700C-20 2" FLO-CONTROL TRUE UNION SPRING CHECK, PVC, CLEAR BODY 2 12 1700C-20

Spring Tension: 1/2 lb.

FLO PVC Check Valves (52)

True Union Swing Check

Part Number Description Size Pcs/Ctn Flo-Control Part #
FLO PVC Check Valves (53) 1720-15 1 1/2" FLO-CONTROL TRUE UNION SWING CHECK, PVC 1 1/2 12 1720-15
FLO PVC Check Valves (54) 1720-20 2" FLO-CONTROL TRUE UNION SWING CHECK, PVC 2 12 1720-20

Spring Tension: 1/2 lb.

FLO PVC Check Valves (55)

True Union Swing Check (clear body)

Part Number Description Size Pcs/Ctn Flo-Control Part #
FLO PVC Check Valves (56) 1720C-15 1 1/2" FLO-CONTROL TRUE UNION SWING CHECK, PVC, CLEAR BODY 1 1/2 12 1720C-15
FLO PVC Check Valves (57) 1720C-20 2" FLO-CONTROL TRUE UNION SWING CHECK, PVC, CLEAR BODY 2 12 1720C-20

Spring Tension: 1/2 lb.

Flo Logo Other Flo-Control products and sizes available upon request.

FLO PVC Check Valves (2024)

References

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