Shaft diameter designation/ Total length selection type
High Speed Steel SKH51
STRAIGHT EJECTOR PINS –P DIMENSION DESIGNATION, L DIMENSION SELECTION TYPE–
L
P – (KC/WKC … etc.)
Part Number – L –
High Speed Steel SKH51 + Hard chromate Die Steel SKD61 + Nitriding High Speed Steel SKH51
Alterations
EPH–G 5 – 350 – P4.72 – KC2.5
Alteration details D P.9
Alterations Code
Spec.
Alterations Code
Spec.
Head diameter change HC = 0.1mm increments E P + 1 ≦ HC < H, P ≧ 1.5
Precision single flat cutting P/2 ≦ VKC < H/2
EPY － G EPH － G EPHJ － G
EPHE － G EPHJE － G
VKC
HC
VKC － 0.02 0
b 1 (Range of guaranteed shaft diameter precision)
x 1
Die Steel SKD61
Head diameter change (precision) HCC = 0.1mm increments E P + 1 ≦ HCC < H−0.3, P ≧ 1.5
VWC Precision two flats cutting P/2 ≦ VWC < H/2
HCC
0 － 0.02
VWC
Pre–Hardened Die Steel SKD61
Head thickness change TC = 0.1mm increments E T/2 ≦ TC < T, P ≧ 1.5 E L dimension becomes shorter by T−TC. Dowel hole boring E Applicable when H ≧ 4 X Combination with other than NHC/NHN not available Dowel hole + Spring pin driving E Applicable when H ≧ 4 X Combination with other than NHC/NHN not available Dowel hole + Dowel pin driving E Applicable when H ≧ 4 X Combination with other than NHC/NHN not available
T 0.02 R ≦ 0.5 （ P ≦ 2 R ≦ 0.3 ） 0 －
Single flat cutting P/2 ≦ KC < H/2
TC － 0.02 0
KC
TC
About Designation Unit for Key Flat Cutting
KC － 0.1 0
P － 0.02 － 0.01
Stainless Steel SUS440C
0 －
T
P
0.005
L ＋ 5
＋ 0.1 0
＋ 0.1
d
T d ℓ 4 2 3 6 3 5 8 T d ℓ 1 4 2 5 6 3 8 T d ℓ 2 4 2 5 6 3 8
WKC Two flats cutting P/2 ≦ WKC < H/2
NC
0 － 0.1
4mm
WKC
Part Number
Head thickness
T P Tolerance
T
(1)To align the key flat
EPY–G EPH–G EPHJ–G EPHE–G EPHJE–G
Varied dimension flat cutting P/2 ≦ KAC < H/2 KBC = 0.1mm increments only KAC < KBC < H/2
JIS (6/8mm)
4mm (T4)
M Material H Hardness
SKH51
with the shaft diameter
0 –0.005
d
KAC KBC
58–60HRC Range of guaranteed shaft diameter precision/base material hardness (Details D P.7 ) EPY–G is an overall quenched product. (No annealing on head)
NCW
Unit of designation 0.005mm increments possible Available in 0.0025mm increments for EPY–G only.
－ 0.1 0
－ 0.1 0
6/8mm (JIS)
KAC
KBC
10mm
T
4mm (T4)
–0.01 –0.02
6/8mm (JIS)
d
Two flats (right angled) cutting P/2 ≦ RKC < H/2
P –0.01 –0.02 P 0 - 0.005 –
RKC
NCS
RKC － 0.1 0
T
Part Number
P 0.005mm increments
H
T
L
Type
No.
Numbering on the head Range of designation and Designation method: D P.10 E Available when H ≧ 2 X Combination with SKC/MC not available Automatic sequential numbering on the head Range of designation and Designation method: D P.10 E Available when H ≧ 2 X Combination with SKC/MC not available
217
DKC Three flats cutting P/2 ≦ DKC < H/2
0.4 0.5 0.6 0.7 0.8 0.9
0.300–0.395 0.400–0.495 0.500–0.595 0.600–0.695 0.700–0.795 0.800–0.895 0.900–0.995
NHC
P 0
0 － 0.1
–0.002
(2)To designate arbitrary key flat dimensions Unit of designation 0.1mm
DKC
DKC
EPY–G ( P 0 –0.005 )
Standard Size Total Length Designation
60
2
4
Four flats cutting P/2 ≦ SKC < H/2
1 2 3
0 SKC
NHN
SKC － 0.1
1
MC
Two flats (angled) cutting P/2 ≦ KGC < H/2 AG = Designation 1° increments 0 < AG < 360
Head tapping E A pplicable to P ≧ 8.00 of EPHJ–G/EPHJE–G X Combination with any other alteration not available
KGC 0° AG° ± 0.5
Shaft Diameter Designation Shaft Diameter/ Total Length Designation
Head thickness 4mm Head thickness JIS
Part Number
P M P 8.00– 9.99 M4 P10.00–11.99 M5
KGC
MC
L Selection
P 0.01mm increments
Type
H T
H T
No.
M × 1
Head thickness 4mm Head thickness JIS
0.5 0.6 0.7 0.8 0.9
0.40– 0.49 0.50– 0.59 0.60– 0.69 0.70– 0.79 0.80– 0.89 0.90– 0.99 1.00– 1.49 1.50– 1.99 2.00– 2.49 2.50– 2.99 3.00– 3.49 3.50– 3.99 4.00– 4.49 4.50– 4.99 5.00– 5.49 5.50– 5.99 6.00– 6.49 6.50– 6.99 7.00– 7.99 8.00– 9.99 10.00–11.99
120°
Three flats cutting at 120° P/2 ≦ KTC < H/2
100
120°
KTC
Tip Process
120°
0
KTC
－ 0.1
3
100 150
Engraving
EPH–G ( P 0 –0.005 )
–
1
–
–
100 150 200
Gas Vent
1.5
2
100 150 200 250
4 5 6
2.5
3
100 150 200 250 300
3.5
4
7
4
EPHJ–G ( P 0 –0.005 )
8
4.5 100 150 200 250 300 (350)
8
5
9
5.5
EPHE–G ( P –0.01 –0.02 )
6
9
6
10
6.5
100 150 200 250 300 350
10
11
7 8
EPHJE–G ( P –0.01 –0.02 )
11 15 17
13 15 17
10 12
8
E The L dimension enclosed in brackets ( ) is applicable only for EPH–G/EPHE–G.
Part Number – L – P EPH–G 5 – 350 – P4.72
Quotation
Delivery
Order
17
18
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