MUELLER® 2"-12" SWING TYPE GRAVITY OPERATED CHECK VALVES FLXFL

MUELLER® 2"-12" SWING TYPE GRAVITY OPERATED CHECK VALVES FLXFL

Catalog numbers:

  • A-2600-06BB flanged ends, with bronze disc facing
  • A-2602-06B1 flanged ends, with rubber disc facing

Specifications:

  • Sizes – 2", 2-1/2", 3", 4",  6", 8", 10", 12"
  • Meets all applicable parts of ANSI/AWWA C508 Standard
  • Epoxy coated interior & exterior for corrosion resistance
  • Certified to ANSI/NSF 61
  • Flanged end dimensions and drilling comply with ANSI B16.1
  • Iron body, bronze mounted (IBBM)
  • Choice of bronze or rubber disc facing
  • For horizontal installation only
  • O-ring sealed stuffing box
  • Swing type, gravity operated
  • 200 psig (1400 kPa/14 barg) maximum working pressure, 400 psig (2800 kPa/28 barg) test pressure 

Options:

  • PN 10/PN 16 Flange Drilling 4"-12"
  • Stainless Steel Nuts & Bolts
  • Tapped Bosses

Full Line Catalog

Submittal Drawing

 

 

Dimension**

Size*

2"

2-1/2"

3"

4"

Q (bore)

2.00

2.50

3.00

4.00

R

6.00

7.00

7.50

9.00

FF

8.00

8.50

9.50

11.50

A

4.94

5.69

6.06

6.88

X

5.63

7.13

8.13

9.88

B (number and size of bolts)

4--.75

4--.75

4--.75

8--.75

UU (bolt circle diameter)

4.75

5.50

6.00

7.50

Weight

34

50

60

80

 

 

Dimension**

Size*

6"

8"

10"

12"

Q (bore)

6.00

8.00

10.00

12.00

R

11.00

13.50

16.00

19.00

FF

14.00

19.50

24.50

27.50

A

8.50

9.94

11.19

13.56

X

11.88

16.13

18.38

21.63

B (number and size of bolts)

8--.88

8--.88

12--1.00

12--1.00

UU (bolt circle diameter)

9.50

11.75

14.25

17.00

Weight

151

267

405

611

*Nominal
**All dimensions are in inches. All weights are in pounds and are approximate.

Check Valve Parts (2011-present)

Catalog Part No.

Description

Material

Material Standard

C-305

Hinge Plug

Brass

ANSI B21

C-308

Gasket

Rubber

ASTM D2000, BK 807

C-309

Cover Bolt

Zinc Coated

Steel

ASTM A307 Grade B

C-310

Washer

Brass

ANSI B21

C-311

Spacer

Brass

ANSI B21

C-312

Disc Nut

Brass

ANSI B21

C-313

Disc Stud

Brass

ANSI B21

C-318

Pin

Stainless Steel

ASTM A276 Type 304

C-319

Test Plug

Malleable Iron

ASTM A47

C-321

Hinge Pin

Stainless Steel

ASTM A276 Type 304

C-327

Body Seat Ring

Bronze

ANSI B62

C-329

Arm

Ductile Iron

ASTM A536 ▼

C-331

Cover

Cast Iron

ASTM A126 Cl. B

C-332

Disc

Cast Iron

ASTM A126 Cl. B

C-333

Body

Cast Iron

ASTM A126 Cl. B

Rubber Faced Disc Parts

C-316

Disc Seat Bolt

Stainless Steel

ASTM A276 Type 304

C-326

Disc Seat Ring

Rubber

ASTM D2000, BK 807

C-328

Seat Holder

Cast Iron*

ASTM A126 Cl. B

Bronze Faced Disc Parts

C-326

Disc Seat Ring

Bronze

ANSI B62

*2"- 6" sizes are cast iron, ASTM A126 Cl. B, 8"- 12" sizes are ductile iron ASTM A536
▼ Material strength ASTM A536 65-45 minimum