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Imperial

Measurements
S

FLDC-B-I
Double-Ended Precision BW
Threading Inserts for Internal
API BUTTRESS Applications
Dimensions

IC908
Designation TPI IPF BW S
FLDC-3-5B75I 5.0 3/4 .250 .344 •
FLDC-3-5B1I 5.0 1 .250 .344 •
FLDC-4-5B75I 5.0 3/4 .255 .453 •
FLDC-4-5B1I 5.0 1 .255 .453 •
For tools, see pages: A-FLER/L (17) • H-FLER (18) • HS-FLER (19).

S

FLDC-I
Double-Ended Precision Threading PDX 60˚ BW
Inserts for Internal API Rotary 3˚
Shoulder Connection Applications
Dimensions

IC908
Designation TPI IPF PDX BW S
FLDC-3-530I 5.0 3 .15 .250 .344 •
FLDC-4-425I 4.0 2 .18 .312 .453 •
FLDC-4-428I 4.0 2 .18 .312 .453 •
FLDC-4-435I 4.0 3 .18 .312 .453 •
FLDC-4-438I 4.0 3 .18 .312 .453 •
For tools, see pages: A-FLER/L (17) • H-FLER (18) • HS-FLER (19).

S
PDX

FLDC-NPT-I
Double-Ended, Precision, 60˚ BW
Multi-Tooth Threading Inserts, for
Internal NPT Threading Applications
Dimensions

IC908
Designation TPI IPF PDX BW S
FLDC-3-8NPT 2I 8.0 3/4 .06 .250 .344 •
FLDC-3-11.5NPT-2I 11.5 3/4 .05 .250 .344 •
• For internal thread limits, see page 38
For tools, see pages: A-FLER/L (17) • H-FLER (18) • HS-FLER (19).

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