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PNEUMATIC CHUCK

NPC-4TT-31

WEDGE 4inch / 3fingers

Application

Application
■Boring for the thin and small-diameter round application by lathing machine.

Feature

Thin-body is easy access for inside diameter.

 

Air connection at center of bottom.

4tt_31

Operating pressure and Gripping force

npc_4tt_31

Specification

Description

NPC-4TT-

Type

31

Repeatability (mm)

0.002

Number of jaws

3

Stroke per jaw (φmm)

1

Fixing hole circle

P.C.D89

Top fixing Bolt

M5×6

Bottom  insertion dimension (mm)

(inside diameter×depth.凹)

φ82.5h7×1.5

Working fluid

Compressed Air

Pneumatic operating pressure (MPa)

0.15〜0.6

Body material

Fe

Bottom fixing bolt (g)

1550

Permissible revolutions (min-1)

3000

Gripping force (calculated value) (N) 

1192(at 0.1MPa)

Air feed 

FT-20・FTB-20

Dimension

npc_4tt_31