Standard type
High Speed Steel SKH51 Head thickness 4mm
STRAIGHT EJECTOR PINS –STANDARD TYPE–
L
Part Number – L – (KC/WKC … etc.) EPH 2.5 – 150 – TC3.0
High Speed Steel SKH51 + Hard chromate Die Steel SKD61 + Nitriding High Speed Steel SKH51
Alterations
Quotation
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
b 1 (Range of guaranteed shaft diameter precision)
x 1
Precision single flat cutting P/2 ≦ VKC < H/2
EPHE － B
VKC
HC
EPH
VKC － 0.02 0
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
Pre–Hardened Die Steel SKD61
T ＝ 4 0.02 R ≦ 0.5 （ P ≦ 2 R ≦ 0.3 ） 0 －
VWC
P － 0.02 － 0.01
Head thickness change TC = 0.1mm increments E 2.0 ≦ TC < 4, P ≧ 1.5 E L dimension becomes shorter by (4−TC).
0 －
P
0.005
L ＋ 5
Single flat cutting P/2 ≦ KC < H/2
Stainless Steel SUS440C
0
KC
TC
＋ 0.1
TC
KC － 0.1 0
－ 0.02
About Designation Unit for Key Flat Cutting
4
Part Number
Head thickness T P Tolerance
＋ 0.1 0
2
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 Numbering on the head Range of designation and Designation method: D P.10 E Available when H ≧ 2 X Combination with SKC 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 not available
0 –0.005
WKC Two flats cutting P/2 ≦ WKC < H/2
M Material H Hardness
SKH51
EPH
4mm
NC
0 － 0.1
58–60HRC Range of guaranteed shaft diameter precision/base material hardness (Details D P.7 )
4mm (T4)
WKC
P = 0.2 for EPH/EPHE–B is an overall quenched product. (No annealing on head)
–0.01 –0.02
4
EPHE–B
JIS (6/8mm)
(1) To align the key flat with the shaft diameter Unit of designation 0.05mm increments possible
Varied dimension flat cutting P/2 ≦ KAC < H/2 KBC = 0.1mm increments only KAC < KBC < H/2
2
KAC KBC
NCW
10mm
－ 0.1 0
－ 0.1 0
KAC
KBC
Part Number
L Selection
4
H T
Packed Product
Type
P
P –0.01 –0.02 P 0 - 0.005 –
It is definitely advantageous to buy the same size in bulk.
2
0.2 0.3
60 60
2
Two flats (right angled) cutting P/2 ≦ RKC < H/2
RKC
NCS
Part Number
L Selection
RKC － 0.1 0
0.4 0.5 0.6 0.7 0.8 0.9
60 100
PACK
Type
P
4
100 150 100 150
1
3
P 0
1.5 2 2.5
50 PACK (50 PACK) 100 PACK (100 PACK)
217
–0.002
(2)To designate arbitrary key flat dimensions Unit of designation 0.1mm
DKC Three flats cutting P/2 ≦ DKC < H/2
1 1.1 1.2 1.3 1.4
100 150 200
NHC
EPH EPHE
0 － 0.1
100 150 200
1.5 1.6
100 150 200 250 100 150 200 250
DKC
DKC
Standard Size Total Length Designation
3 4
1.7 1.8 1.9
100 150 200
4
Four flats cutting P/2 ≦ SKC < H/2
1 2 3
2
100 150 200 250 300
SKC
NHN
－ 0.1 SKC 0
2.1
100 150 200 250
Shaft Diameter Designation Shaft Diameter/ Total Length Designation
2.2 2.3 2.4
100 150 200
5
0 ° KGC AG ° 120 ° 120 °
± 0.5
Part Number
– L – 150 – 100 – 100
Two flats (angled) cutting P/2 ≦ KGC < H/2 AG = Designation 1° increments 0 < AG < 360
2.5 2.6
100 150 200 250 300
Order
100 150 200 250
KGC
EPH 1.5
2.7 2.8 2.9
100 150 200
6
50PACK–EPH3 100PACK–EPH3
3
100 150 200 250 300 350
Tip Process
3.1
100 150 200 250
Three flats cutting at 120° P/2 ≦ KTC < H/2
120 °
3.2 3.3 3.4
100 150 200
KTC
0
3.5 3.6
100 150 200 250 300 350
Engraving
KTC
－ 0.1
100 150 200 250
7
Quotation
Delivery
EPH
3.7 3.8 3.9
100 150 200
Gas Vent
4
100 150 200 250 300 350
( P 0
–0.005 )
4.1
100 150 200 250
4.2 4.3 4.4
100 150 200
4
4.5 4.6
100 150 200 250 300 350
100 150 200 250
EPHE–B ( P –0.01 –0.02 )
8
4.7 4.8 4.9
100 150 200
5
100 150 200 250 300 350
5.1
100 150 200 250
5.5 5.6
100 150 200 250 300 350
100 150 200 250
9
6
100 150 200 250 300 350
6.1 6.5 6.6
100 150 200 250
100 150 200 250 300 350
100 150 200 250
10
7
100 150 200 250 300 350
7.1
100 150 200 250 100 150 200 250
7.5 7.6
8
100 150 200 250 300 350
11
8.1
100 150 200 250 100 150 200 250
8.5 8.6
14
9
100 150 200 250 300 350
9.1 9.5 9.6
100 150 200 250
10
100 150 200 250 300 350
15
10.1
100 150 200 250 100 150 200 250 100 150 200 250
10.5 10.6 11 11.1
11.5 11.6
17
12
150 200 250 300 350
11
12
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