ALTERATION GUIDE FOR RECTANGULAR EJECTOR PINS/D–SHAPED EJECTOR PINS
Applicable Products
Applicable Products
Items
Code
Specifications
Items
Alterations
Alterations
Code
Specifications
Precision key flat cutting (angled)
Numbering
Numbering on the head Electrolytic marking of ID code on the head. (in 1.8 point, Round Gothic type) Available characters 10 numerals (0–9), and 26 Alphabets (A–Z) Range of designation 1 character when 2 ≦ H < 4.9
Changes the flat position clockwise from the standard position (standard 0°) Range of designation 0 ≦ VAK < 360 Unit of designation 45° increments
0 °
0 °
VAK
Designation method θ= 0° c VAK0 、θ= 45° c VAK45 E (P–)ERVYF 90° increments X Not available for R–chamfered/C–chamfered/With tip process/D–shaped/With engraving type.
270 °
90 °
180 °
A13
NHC
1 or 2 characters when 5 ≦ H ≦ 6.9 (Only the first character may be an alphabet.) Up to 3 characters when 7 ≦ H (Only the first character may be an alphabet.)
Precision key flat cutting (angled)
Adds two parallel flats at the standard (0°) position, or at the designated angle (clockwise in 45° increments from the standard position). Range of designation 0 ≦ VAW < 360 Unit of designation 45° increments E (P–) ERVYF 90° increments Designation method θ= 0° c VAW0 、θ= 45° c VAW45 X Not available for R–chamfered/C–chamfered/With tip process/D–shaped/With engraving type. Changes the flat position (standard: 0°) clockwise in 1° increments. Range of designation 0 ≦ AKC < 360 Unit of designation 1° increments Designation method θ= 0° c AKC0 、θ= 45° c AKC45 E (P–)ERVYF 90° increments E When combined with KSA/WSA, 90° increments Adds two parallel flats at the standard (0°) position, moreover at the designated angle (clockwise in 1° increments from the standard position). Range of designation 0 ≦ AWC < 360 Unit of designation 1° increments E When combined with KSA/WSA, 90° increments E (P–)ERVYF 90° increments Designation method θ= 0° c AWC0 、θ= 45° c AWC45 Adds two right–angled flats at the standard (0°) position, moreover at the designated angle (clockwise in 1° increments from the standard position). Range of designation 0 ≦ ARC < 360 Unit of designation 1° increments E When combined with KSA/WSA, 90° increments X (P–)ERVYF not available Designation method θ= 0° c ARC0 、θ= 45° c ARC45 Adds three flats at the standard (0°) position, moreover at the designated angle (clockwise in 1° increments from the standard position). Range of designation 0 ≦ ADC < 360 Unit of designation 1° increments E When combined with KSA/WSA, 90° increments X (P–)ERVYF not available Designation method θ= 0° c ADC0 、θ= 45° c ADC45 Adds a flat at the standard (0°) position and another at the designated angle (clockwise in 1° increments from the standard position) so that two flats are added totally. Range of designation 0 < KGA < 360 X (P–) ERVYF not available Unit of designation 1° increments Designation method θ= 135° c KGA135 Adds a flat at the standard (0°) position and another at the designated angle (clockwise in 1° increments from the standard position) so that two flats are added totally. E Please note that standard position 0° is different from other alterations as per the drawing on the left. Range of designation 0 < KGD < 360 Unit of designation 1° increments X (P–) ERVYF not available Designation method θ= 135° c KGD135 Reduces the head diameter. Range of designation D + 1 ≦ HC < H and D ≧ 1.5 Unit of designation 0.1mm increments Designation method HC6.5
3
0 °
0 °
VAW
Designation method NHC–6 NHC–23 NHC–A90 E Available when head diameter H ≧ 2 X Combination with MC not available. X Not Available for Caulking/Rectangular shank type Automatic sequential numbering on the head Automatically adds a sequential number on the head of each ejector pin when two or more pieces of identical size are ordered.
270 °
90 °
180 °
Rectangular Ejector Pins
Key flat cutting (angled)
Head alteration
Numbering
0 °
0 °
AKC
90 °
270 °
Range of designation Same as NHC (see above) Unit of designation Same as NHC (see above) Designation method When 3 pieces are ordered with NHN–1:
180 °
and
1
2
3
Key flat cutting (angled)
NHN
0 °
0 °
A sequential number starting from 1 to 3 is added on the head of each piece. When 10 pieces are ordered with NHN–A15 A sequential number starting from A15 (through A24) is added on the head of each piece.
D–shaped Ejector Pins
AWC
A1
A2
A3
270 °
90 °
180 °
E Only available when two or more pieces of identical size are ordered. X Combination with MC not available. E Available when head diameter H ≧ 2 X Not Available for Caulking/Rectangular shank type Performs lapping on the tip face. E Available for L and L/P/W dimension designation types. E Available when P ≧ 0.6 X Not available for (P–), ERVYF/For large size/Caulking type/Rectangluar shank type. X Not available for L–N ≦ 31 Designation method TMC
Key flat cutting (angled)
0 °
0 °
ARC
270 °
90 °
Lapping on the tip face
180 °
Standard position
Tip alteration
Key flat cutting (angled)
TMC
0 °
0 °
L
ADC
270 °
90 °
180 °
Standard position
Total length tolerance alteration
Key flat cutting (angled)
Rectangular Ejector Pins
Total length alteration
L dimension tolerance + 0.02 0 . E Available when L ≦ 200, and for free designation type Designation method LKC can be changed to + 0.01 0
Standard position
LKC
0 °
KGA
L
90 °
270 °
Head alteration
180 °
and
Key flat cutting (angled)
C relief processing (2 points on top) 2 － CSW R
90 °
CSW, CSF: Range of designation W
D–shaped Ejector Pins
0 °
KGD
C chamfering processing at 2 points on top (except tip) for relief is performed. Designation method CSW1 – E25
Standard position
CSW, CSF
180 °
CSW
1.0 ≦ W < 1.5
0 － 0.1
0.3
270 °
D/2
W ≧ 1.5
0.5 1 1.5
+ 5 0
Head diameter change
C processing range
P
E
E P ≧ 1.5 E CSW, CSF < W/2 E = 1mm increments E 5 ≦ E ≦ (L–N)–20 E When E < 20, R process range = E. When E ≧ 20, straight part remains between R and C processing range. X Not available for Blank/Caulking/Rectangular shank type.
N
HC
C relief processing (4 points)
4 － CSF R
C chamfering processing at 4 points (except tip) for relief is performed. Designation method CSF0.5 – E30
Head diameter change (precision)
Angle alteration
CSF
Reduces the head diameter. Range of designation D + 1 ≦ HCC < H–0.3 and D ≧ 1.5 Unit of designation 0.1mm increments Designation method HCC6.1
HCC
+ 5 0
C processing range
P
Rectangular Ejector Pins
E
N
Head thickness change
Reduces the head thickness from the standard. Dimension L remains unchanged except blank type. Range of designation T/2 ≦ TC < T E Available when D ≧ 1.5 E T–TC ≦ Lmax.–L Dowel hole boring Adds a dowel hole for use with WSP/MS. Range of designation 0 ≦ NC < 360 Unit of designation 90° increments Designation method θ= 0° c NC0 、θ= 90° c NC90 E Available when head diameter H ≧ 4 X Combination with other than NHC/NHN/TMC not available.
R–chamfering length change
TC
Changes the length of R–chamfered part. E 5 ≦ RC ≦ (L–N)–30andRC ≦ 40 RC = 1mm increments Adds RC recess processing at all places R–chamfered. Designation method RC25
TC
T
RC
Dowel hole boring
P
RC
N
T
d
ℓ Dowel pin
0 °
+ 0.1 0
0 °
4 2 3
MS2
d
NC
6
270 °
90 °
MS3
3
Shoulder cutting (1 plate)
8 10 4
5
Performs shoulder cutting (1 plane) on the shaft diameter (D). Range of designation W/2 + 0.1 ≦ KSA ≦ D/2–0.1 E Available when D ≧ 1.5 Unit of designation 0.1mm increments Designation method KSA5.3 E When combined with key flat cutting 0° designation, KSA processing takes priority. X Not Available for Caulking/Rectangular shank type Performs shoulder cutting (2 parallel planes) on the shaft diameter (D). Range of designation W/2 + 0.1 ≦ WSA ≦ D/2–0.1 E Available when D ≧ 1.5 Unit of designation 0.1mm increments Designation method WSA6.2 E When combined with key flat cutting 0° designation, WSA processing takes priority. X Not Available for Caulking/Rectangular shank type
T
180 °
MS4
Dowel hole + Spring pin
KSA
Dowel hole boring + Spring pin driving Range of designation 0 ≦ NCW < 360 Unit of designation 90° increments
T
d ℓ 1
Spring pin
0 °
0 °
Retention diameter alteration
4 2
WSP2
d
NCW
6
Designation method θ= 0° c NCW0 、θ= 90° c NCW90 E Available when head diameter H ≧ 4 X Combination with other than NHC/NHN/TMC not available.
5
3
WSP3
270 °
90 °
8 10 4
Shoulder cutting (2 parallel plates)
WSP4
T
180 °
Tapping
Creates a tap on the head. Designation method MC
WSA
When D8.00–9.99 M4 When D10.00–11.99 M5 When D12.00–15.00 M6 X Combination with key flat cutting or NHC/NHN/HC/HCC not available. Available when D ≧ 8, H ≧ 13, T ≧ 8 X Not Available for Caulking/Rectangular shank type
MC
MC
167
168
ℓ= M × 1
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