Page 188 - Parlec Catalog

Numertap 770
®

186 Tension & Compression Tapping Attachments

Retention Knob
(sold separately)
Taper Size C C C

Striaght Striaght

TA Adjustable 0- 1/4" Ø2.31 TA Adjustable 0- 1/4" 9/16" Tension TA Adjustable 0- 1/4" 9/16" Tension
TT None- 9/16" Tension TT None- Stroke TA and TT TT None- Stroke TA and TT
Stroke TA and TT
Style 1 Style 2 Style 3

TENSION/COMPRESSION TAPPING

FROM #6 - 1 5/8" HAND AND 1/16 - 1 1/4" PIPE

ƒ Large work range eliminates the need to purchase multiple units.

ƒ Short projection maximizes work piece size.
ƒ Adjustable compression stroke ensures accurate
depth control.

ƒ Free-floating tension stroke ensures thread size and quality.
ƒ Through-spindle coolant option gets coolant into the hole and flushes chips.
CAPACITY
ƒ Rugged alloy steel construction for long Synchr/Tens & Comp
trouble-free service life. #6 - 1 5/8 Hand
M3.5 - M36
ƒ Radial float improves thread quality and tap life. 1/16 - 1 1/4 NPT

Part Number Coolant Through C Shank Type Style Approximate Weight
B40-77TA4 B40-77TA4C 4.99 BT40 1 5 lbs.
C40-77TA4 C40-77TA4C 4.85 CV40 1 5 lbs.
C50-77TA4 C50-77TA4C 4.04 CV50 1 9 lbs.
PC6-77TA5 PC6-77TA5C 5.16 PC6 - 5 lbs.
S10-77TA5 S10-77TA5C 5.25 1 Straight 2 4 lbs.
S12-77TA5 S12-77TA5C 5.25 1 1/4 Straight 2 4 lbs.
S15-77TA5 S15-77TA5C 5.25 1 1/2 Straight 2 4 lbs.
S20-77TA2 S20-77TA2C 2.75 2 Straight 3 4 lbs.
Other sizes available upon request. From B (Flange Entry) coolant available upon request. Coolant-through for up to 250 lbs. of pressure.

TENSION & COMPRESSION, POSITIVE DRIVE, FOR THROUGH-HOLE TAPPING ON
CNC MACHINES, WITH TRADITIONAL TAPPING CYCLES.

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