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information for Gaskets Over 24"



How To Order

Pipe Size
(NPS)

3-Flow
Gasket

Pressure Class
(ANSI, API)

Gasket
Type

Bore
(See adjacent illustrations)

Retainer

Seal

Sleeve/Washer
Single (S) or
Double (D)

1/2" - 36"*

CG
CGT

ANSI (#) 150-2500
API (K) 2-10

F

STD - 00

G10S, G11S

T, N, V

E, V, S, T

1/2" - 120"

PG

ANSI (#) 150-1500
API (K) 2-5

E, F

STD - 00

PH, G10, G11

T, N, S, V, E

E, V, S, T, XX

1/2" - 24"

FM

ANSI (#) 150-300

E

STD, 40, 80

PH

F

E

1/2" - 24"*

DFS

ANSI (#) 150-2500
API (K) 2-10

F

STD - 00

G10S6, G11S6
G10I6, G11I6
G10I8, G11I8
G10SD, G11SD
G10UD, G11UD

KMT

F

* = Consult factory for large diameters.


Ordering Example 1.
COREGUARD™ (Flange Isolation Kit)
2-CG900#F-40-G10ST-SD
2" COREGUARD™ (Stainless Steel Core eRetainer with Teflon Seal), 900 ANSI, Gasket Type "F", Schedule 40, G10 Sleeves, G10 and Steel ZP Double Washers.


Ordering Example 2.
POINTGUARD™ (Gasket Only)
12-PG150#E-40-G10E
12" POINTGUARD™, 150ANSI, Gasket Type "E", Schedule 40, G10 Retainer with EPDM Seal.


Ordering Example 3.
Sleeve and Washer Set Only:
6-150#-SD
6", 150 ANSI, Standard, Double Washer Set


Correct bore specification allows pig to easily pass through flange.
Pig is blocked by gasket with incorrect bore specification