KD-NL. Specialized Machine. Quick Change Stub Tapper. Finger collet assembly P Tap Adapter P. 458

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1 KD-NL Quick Change Stub Tapper Designed for use on KD spindle. Spindle Feed: All kinds of feed styles.for spindle feed other than pitch feed, use KD-NL in a condition where the tension feature always works a little. In this case, the length adjustment should be retained less than half. Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder For capable tap sizes, please refer to P chart. Code Model Tap Size Adapter size D C2 C L (Sold separately) KD 4 -NL008 M3 ~ M8(M0) S 8 8-S KD 6 -NL00 U/4 ~ U5/6(U3/8) S 0 0-S KD 9 -NL S 0 0-S KD 20 -NL S 0 0-S KD 22 -NL0 M3 ~ M2(M5) S 0 0-S 0.32 U/4 ~ U7/6(U9/6) KD 24 -NL0 Pipe(PT,PS,PF)/8 ~ / S 0 0-S KD 25 -NL S 5 5-S KD 26 -NL S 5 5-S KD 28 -NL S 5 5-S KD 30 -NL25 M8 ~ M S 5 5-S KD 32 -NL220 U3/8 ~ U7/ S S KD 35 -NL220 Pipe(PT,PS,PF)/8 ~ / S S KD 36 -NL S S.5.Tap adapter is sold separately. 2.Finger collet assembly is sold separately. S MAX F kg Tap Adapter P. 458 Finger collet assembly P. 438 Ordering Example KD28 - NL 0 06 Length compensation (S Max) Adapter size 436

2 Finger collet assembly (Spindle parts) Tang Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder Model Holder d l M (P=) KDA -4 KD-4R M0 M5 KDA -6 KD M2 M5 KDA -9 KD M2 M5 KDA -20 KD M2 M5 KDA -22 KD M6 M6 KDA -24 KD M6 M6 KDA -25 KD M8 M8 KDA -26 KD M8 M8 KDA -28 KD M8 M8 KDA -30 KD M8 M8 KDA -32 KD M22 M8 KDA -35 KD M22 M8 KDA -36 KD M22 M8 KDA -48 KD M22 M0 Type without tang ( without tang) N Preset driver (For KD KD-T) Exceeding Code Model Holder body Type W A L L KDS -007F F KDB-4R F F KDS -009F F KDB-6,9, F F KDS -02F F F KDB-22, F F KDS -06F F F KDB-25,26,28, F F F KDS -022F F F F KDB-32,35, F F F KDS -032F F KDB F D3 Below Type2 with tang ( with tang) W K 438

3 Dimension for KD spindle Size d G6 d2 D Min d L ± 0. L Dimension for KD-T spindle L2 L3 W C M P=. C dimension shows length from end of finger bolt to end of spindle. (refer to P. 443) 2. Don't carburize thread (M) portion. Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder Size d G6 d D Min d L ± 0. L L2 L3 W C0 4T T T T T T T T T T T T T T M P=. KD model can be used for KD-T spindle. 2. C dimension shows length from end of finger bolt to end of spindle. (refer to P. 443) 3. In case of heat treatment on the spindle, don't carburize thread (M) portion. 4. For 30 taper gauge information, please contact NT. 44

4 Basic 4 Models QUICK CHANGE TAP ADAPTER Quick Change Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder S B N SN B S N Quick Change Safety Torque Quick Change Length Adjustment Quick Change S Safety Torque N Length Adjustment In addition to the basic 4 models, wide variety of models (extended size, enlarged size, R type for short shank tap etc.) are available. 456

5 : Quick Change Tapping chuck and tapping adapter :Simply insert tap adapter into tapping chuck. 2:Tapping chuck and tap adapter are connected firmly. 3:Push down on operation sleeve of tapping chuck while removing tap adapter. :Insert tap into bottom of tap adapter, and rotate tap manually to connect them firmly. 2:Tap and adapter are connected firmly. 3:Push down on ball bush while removing tap. Safe torque device activates to prevent breakage tap when torque more than fixed amount is applied to tap. (Use with a tapper equipped with axial compensation mechanism.) Tapping adapter and Tap S : Safety torque Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder When using left handed tap adapter, please specify. N : Length adjustment Insert hex. wrench into bottom of tap adapter and turn to adjust tool length. Tap adapter with tool adjustment mechanism can be recommended for following conditions..tool adjustment with prestting gauge. 2.When tap length changes due to re-grinding. 3.When you do not want to use N/C machine tool compensation function. 457

6 Quick Change Tap Adapter Applications For through hole, blind hole, right-hand thread and left-hand thread. Feature Quick Change In case you are afraid of tap breakage, choose a S B and a tapping chuck with safety torque clutch. Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder For capable tap sizes, please refer to P chart. Code Model Tap Size Chuck size D D D2 L L3 L4 L5 kg M3 ~ M8(M0) U/4 ~ U5/6(U3/8) M3 ~ M2(M5) U/4 ~ U7/6(U9/6) Pipe(PT,PS,PF)/8 ~ /4 M6 ~ M8 U/4 ~ U3/4 M8 ~ M22 U3/8 ~ U7/8 M26 ~ M38 U ~ U 3/8 7/8 ~ -3/4 M22 ~ M48.Tap sizes in brackets are for light tapping only. 2. Calculate tap projection length from L dimension. 3. L and L6 dimensions fluctuate with tap sizes. Always take into account ±.5mm allowance. 4.Refer to P.462 for tap shank dia. and square dimension Ordering Example M8J Adapter size Tap size 458

7 S B Quick Change Tap Adapter Applications For right-hand thread only. Through hole and blind hole. Feature Quick Change Safety torque clutch actuates to prevent tap breakage when an excessive torque is applied to tap. In this case, a tapping chuck with compression device should be used together. For capable tap sizes, please refer to P chart. Code Model Tap Size Chuck size D D D2 L L3 L4 L5 kg S0B SB S40B S2B S3B S4B M3 ~ M8(M0) U/4 ~ U5/6(U3/8) M3 ~ M2(M5) U/4 ~ U7/6(U9/6) Pipe(PT,PS,PF)/8 ~ /4 M6 ~ M8 U/4 ~ U3/4 M8 ~ M22 U3/8 ~ U7/8 M26 ~ M38 U ~ U 3/8 7/8 ~ -3/4 M22 ~ M48.Tap sizes in brackets are for light tapping only. 2. Calculate tap projection length from L dimension. 3.Tapping chuck with compression device should be used together. 4.Specify PT, PS or PF when using a pipe tap, as each of them has various safety torque value. 5.L and L6 dimensions fluctuate with tap sizes. Always take into account ±.5mm allowance. 6.Refer to P.462 for tap shank dia. and square dimension Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder Ordering Example SB M8J Adapter size Tap size 459

8 N Quick Change Tap Adapter Applications For through hole, blind hole, right-hand thread and lefthand thread. Feature Quick Change Length adjustment facilitates your depth control of reground tap. Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder For capable tap sizes, please refer to P chart. Code Type Tap Size Chuck Size N D D D2 L L3 L4 L5.Tap sizes in brackets are for light tapping only. 2. Calculate tap projection length from L dimension. 3. L and L6 dimensions fluctuate with tap sizes. Always take into account ±.5mm allowance. 4.Refer to P.462 for tap shank dia. and square dimension. Ordering Example N Adapter size N0 N N2 N3 M Tap size M3 ~ M8(M0) U/4 ~ U5/6 (U3/8) #0-2, /4 - /2 M3-M2 5/6-7/8 M8-M20 3/6 - -3/8 M4-M

9 SN B Quick Change Tap Adapter For capable tap sizes, please refer to P chart. Code Model Tap Size Chuck size SN0B SNB SN40B SN2B SN3B M3 ~ M8(M0) U/4 ~ U5/6(U3/8) M3 ~ M2(M5) U/4 ~ U7/6(U9/6) Pipe(PT,PS,PF)/8 ~ /4 M6 ~ M8 U/4 ~ U3/4 M8 ~ M22 U3/8 ~ U7/8 M26 ~ M38 U ~ U 3/8.Tap sizes in brackets are for light tapping only. 2. Calculate tap projection length from L dimension. 3. Tapping chuck with compression device should be used together. 4.Specify PT, PS or PF when using a pipe tap, as each of them has various safety torque value. 5.L and L6 dimensions fluctuate with tap sizes. Always take into account ±.5mm allowance. 6.Refer to P.462 for tap shank dia. and square dimension. Applications For right-hand thread only. Through hole and blind hole. Feature Quick Change Safety torque clutch actuates to prevent tap breakage when an excessive torque is applied to tap. In this case, a tapping chuck with compression device should be used together. Length Adjustment facilitates your depth control of re-ground tap. N Adjustable length D D D2 L L3 L4 L5 kg Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder Ordering Example SN2B M2J Adapter size Tap size 46

10 Dimension L6 Tapping Capacity Symbol :For JIS (old) Tap Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder For capable tap sizes, please refer to P chart. Metric Thread Tap Dimension Uuified Thread Whit-worth Thread Shank Dia. Φ Square :For Coarse Thread Tap :For light machining on aluminum alloy and the like SN B S B SN B S B 0 SN B S B SN B S B 40 SN B S B 2 SN B S B L6 L6 L6 L6 L6 M3 NO5,NO M4 M4.5 NO M5 M5.5 NO0,NO M6 U/4 W/ U5/6 W5/ M8 M M0 M9 U3/8 W3/ M U7/6 W7/ M U/2 W/ M4 M5 U9/6 W9/ U5/8 W5/ M M M8 U3/4 W3/ M M22 U7/8 W7/ M27 M26 U W M U /8 W / M M32 U /4 W / M M35 M34 U 3/8 W 3/ M36 M Pipe Tap Dimension PT PS PF φ /8 /8 / /4 /4 /

11 Tapping Capacity ANSI Type 0 S0B N0 SN0B SB N SNB 2 S2B N2 SN2B 3 S3B N3 SN3B 4 S4B Chuck size Tap size φ d Tap Shank Unit : Inch Drive Square # # # # / / # # # # / / / / / /8SPT /8LPT / / / / / / / / / / /4PT /8PT /2PT / / / / / / /2PT /4PT PT / / / / / / / ISO Type 0 S0B N0 SN0B SB N SNB 2 S2B N2 SN2B 3 S3B N3 SN3B 4 S4B d Chuck size Tap size Unit : Metric φ d Tap Shank Drive Square 0 Please contact NT USA for details M M3.5, M M2.5, M M4-, M M4.5, M M5-, M M M M M8-, M M M, M0-, M M2, M M M M5-, M M M M M8-, M M M, M0-, M M2, M M M M M20, M M M M2, M M M M M20, M M M M30, M M M36, M M42, M M M M30, M M M36, M M42, M Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder 463

12 Tapping Capacity Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder DIN Type 0 S0B N0 SN0B SB N SNB 2 S2B N2 SN2B 3 S3B N3 SN3B 4 S4B Chuck size Tap size Unit : Metric φ d Tap Shank Drive Square M3, M M4, M M5, M6, M M M8, M M3, M M M4, M M5, M6, M M M8, M M M M M3, M M M4, M M5, M6, M M M8, M M M M M M M M22, M M M M M M M M22, M M27, M M33, M M M22, M M27, M M M33, M M M39, M M45, M JIS Type 0 S0B N0 SN0B SB N SNB 2 S2B N2 SN2B 3 S3B N3 SN3B 4 S4B d Chuck size Tap size Unit : Metric φ d Tap Shank Drive Square M M4, M M5, M M M7, M M9, M M M M4, M M5, M M M7, M M9, M M M M M4, M M M7, M M9, M M M M M4, M M M M M M M4, M M M M M M M24, M M26, M M M M M M34, M M36, M M M24, M M26, M M M M M M34, M M36, M M39, M M M M

13 Torque Wrench (for right thread) G type Torque Setting Code Model Adapter size (N-m) GS G G G G GE4-RD4 4, Setting Shank Setting Socket GS type GW type Oil pressure torque wrench with N-m, divisions. Code Model GS Tapsize GS3-M 3 M3 ~ M GS25-M 25 M22 ~ M48.Tap size will be inserted in " ". 2.Square head of setting shank fit into square part of torque wrench. Code Model Adapter size GW GW GW GW GW GW4 4 Fix square part of setting socket on vise, and then insert tap adapter into it for torque setting. Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder Adjustable Pin Wrench GWA type Code Model Pin diameter Adapter size GWA GWA GWA GWA4 6 4 Rotate sled ring of tap adapter by pin wrench for torque adjustment. 465

14 Tap adapter type S B Torque setting Tap adapter type SN B Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder Torque setting by special tool ) Fix square part of setting socket by using vise. 2) Insert tap adapter into the setting socket. 3) Insert the setting shank into the tap adapter. 4) Insert square part of torque wrench into head part of setting shank. 5) Check current torque. 6) When changing torque, remove horn part of ox circlip. 7) Insert adjustable pin wrench into pin hole of sled ring. 8) Rotate sled ring clockwise when increase torque or counterclockwise when decrease torque. 9) Check torque again after setting torque. 0) After setting the torque, return horn part of ox circlip to original position to fix sled ring. Torque setting without special tool ) Remove horn part of ox circlip. 2) Insert adjustable pin wrench into pin hole of sled ring. 3) Rotate sled ring clockwise when increase torque or counterclockwise when decrease torque. Sled ring rotation must be 45 ~ 90 4) After setting the torque, return horn part of ox circlip to original position to fix sled ring. 466

15 Guidelines for Torque Value Metric Tap Inch Tap PT Tap PS and PF Taps Tap Size Torque (N-m) Tap Size Torque (N-m) Tap Size Torque (N-m) Tap Size Torque (N-m) M3.0 /8 2.0 / /8 8.0 M4 2.3 /4 8.0 / / M / / / M / / / M / / / M8 2.0 / M / / / M / / / M 26.0 / / M / M M / M M M / M / M / M / M / M / M / M40( 細 ) M M M M50( 細 ) Stub Holder Tapping Chuck Tap Adapter Adjustable Adapter Endmill Chuck Straight Chuck Floating Holder 467