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#310, 8810 - 15 StEdmonton, AB | T6P 0B9 | 780.416 .4823
GRMFLOW.COM [email protected] PHO_BGV_05/14
Supplying the Highest Quality Products
to the Valve Industry
INTERNAL CHECKFITTINGS
316SS
4140
316SS
4140
316SS
4140
316SS
4140
1/4” NPT
1/2” NPT
3/8” NPT
Undersize Pitch Diameter 1/4”
NPT
EngagementThread Size Materials Heat Treatment Plating Spring OAL Part Number
Annealed (NACE)
Rc 22 Max. (NACE)
Annealed (NACE)
Rc 22 Max. (NACE)
Annealed (NACE)
Rc 22 Max. (NACE)
Annealed (NACE)
Rc 22 Max. (NACE)
FI207620FI207630FI207520 FI207530FI307520FI307530FI407520FI407530
N/A
Zinc-Cobalt
N/A
Zinc-Cobalt
N/A
Zinc-Cobalt
N/A
Zinc-Cobalt
InconelX750
Ball(s)
K-Monel
21/32”
3/4”
7/8”
15/16”
316SS
4140
316SS
4140
316SS
1215
3/4” - 10 UNC
1” - 8 UNC
7/8” - 9 UNC
EngagementThread Size Materials Heat Treatment Plating OAL Part Number
Annealed (NACE)
Rc 22 Max. (NACE)
Annealed (NACE)
Rc 22 Max. (NACE)
Annealed (NACE)
Rc 22 Max. (NACE)
N/A
Zinc-Cobalt
N/A
Zinc-Cobalt
N/A
Zinc-Cobalt
K-Monel
K-Monel
K-Monel
Ball(s)
1 1/4”
1 7/16”
1 9/16”
FI610520FI610530FI710520FI710530FI810520FI810510
316SS
4140
316SS
4140
316SS
4140
1/4” NPSM
1/2” NPSM
3/8” NPSM
EngagementThread Size Materials Heat Treatment Plating OAL Part Number
Annealed (NACE)
Rc 22 Max. (NACE)
Annealed (NACE)
Rc 22 Max. (NACE)
Annealed (NACE)
Rc 22 Max. (NACE)
N/A
Zinc-Cobalt
N/A
Zinc-Cobalt
N/A
Zinc-Cobalt
K-Monel
K-Monel
K-Monel
Ball(s)
1”
1 9/32”
1 5/8”
FI207120
FI207110
FI307120
FI307110
FI407120
FI407110
SINGLE BALL CHECK, SOFT SEAT, SPRING BIASED
SINGLE BALL CHECK, HARD SEAT, FLOATING BALL
DOUBLE BALL CHECK, HARD SEAT, FLOATING BALL
EXAMPLES OF OTHER INTERNAL CHECK FITTINGS
FOR SERVICE TO 10,000 PSI
FOR SERVICE TO 10,000 PSI
FOR SERVICE TO 10,000 PSI
Other materials, sizes and plating available upon request.
Part #: FI207320 Part #: FI502520 Part #: FI307230
ENGAGEMENT THREAD
SOFT SEATBALL
SPRINGSPRING RETAINER
ENGAGEMENT THREAD
BALL
PIN RETAINER
SCREWDRIVER SLOT
NPSM THREAD
BALL
BALL
PINRETAINER
