E698(UNC)
HSS-E-PM Spiral Flute Tap, UNC, DIN/ANSI Standard, TiCN Coated Machine tap for highly productive applications with spiral flute for 2.5xD blind holes. Suited for a variety of work-materials. Unique TiCN coated HSS- E-PM to offer superior abrasion resistance, higher cutting speeds, improve thread quality, reduced cycle times and longer tool-life. Recommended for synchronous feed tap holders.
TDZ ≤ 3/8ʺ
TDZ ≥1/2"
WSC
WSC
THL
THL
LSC
LSC
LU
HSS-E PM l 48°
OAL
OAL
R
TiCN
Workpiece material group suitability and starting values for cutting speed (ft/min).
P1.1 115 M2.2 33
P1.2 131 M3.1 30
P1.3 138 M3.2 23
P2.1 102 M3.3 20
P2.2 89 M4.1 13
P2.3 79 N1.3 36
P3.1 62 N2.1 115
P3.2 49 N2.2 105
P3.3 39 N2.3 75
P4.1 36 N3.1 197
P4.2 30
M1.1 46
M1.2 36
M2.1 39
TDZ
TPI
OAL
THL DCON MS WSC
LSC
NOF
PHD
PHD Limits
LU Pack Qty
MID
Product
(inch)
(inch)
(inch)
(inch)
(inch)
(mm)
(inch)
(inch)
E698UNC4X40 E698UNC6X32 E698UNC8X32 E698UNC10X24 E698UNC1/4 E698UNC5/16 E698UNC3/8 E698UNC1/2
4 6 8
40 32 32 24 20 18 16 13 11 10
2.205 2.205 2.480 2.756 3.150 3.543 3.937 4.331 4.331 4.921 5.512 6.299
.256 .256 .276 .315 .394 .472 .591 .709 .787 .984 .984
.141 .141 .168 .194 .255 .318 .381 .367 .480 .590 .697 .800
.108 .108 .129 .150 .189 .236 .284 .273 .358 .439 .520 .597
.190 .190 .250 .250 .310 .380 .440 .440 .560 .690 .750 .810
3 3 3 3 3 3 3 3 4 4 4 4
2.35 2.85 3.50 3.90 5.10 6.60 8.00
N43 N36 N29 N25
H2 H2 H3 H3 H5 H5 H5 H5 H5 H5 H6 H6
.709 .787 .827
1 1 1 1 1 1 1 1 1 1 1 1
8464276 8464277 8464278 8464279 8464280 8464281 8464282 8464283 8464284 8464285 8464286 8464287
10
1.102
1/4
N7
.984
5/16
F
1.339 1.535
3/8 1/2 5/8 3/4 7/8
5/16
10.80 13.50 16.50 19.50 22.25
27/64 17/32 21/32 49/64
– – – – –
E698UNC5/8 E698UNC3/4 E698UNC7/8 E698UNC1
9 8
1
1.181
7/8
20
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