กกSlotted Raised Countersunk Head Screws
DIN 964
mm
Thread size M3 M3.5 M4 M5 M6 M8 M10
dk 5.6 6.5 7.5 9.2 11 14.5 18
k 1.65 1.93 2.2 2.5 3 4 5
f 0.75 0.9 1 1.25 1.5 2 2.5
L 6-22 8-25 8-25 8-30 10-35 14-40 18-50
L1 25-30 28-35 28-40 35-50 40-50 45-55 55-60
:90กใ
  กกSlotted Oval Countersunk Head Machine Screws
ANSI/ASME B18.6.3 1972 IFI I-16กก(F-18)
inches
Thread size 5 6 8 10 12 1/4 5/16 3/8 7/16
dk 0.252 0.279 0.332 0.385 0.438 0.507 0.635 0.762 0.812
k+f 0.116 0.128 0.152 0.176 0.200 0.232 0.290 0.347 0.354
L 1/4-2 1/4-21/2 5/16-21/2 3/8-21/2 1/2-4 1/2-4 5/8-4 5/8-4 5/8-4
:80กใ82กใ
 
  กกCross Recessed Raised Countersunk Head Screws
DIN 966
mm
Thread size M3 M3.5 M4 M5 M6 M8 M10
dk 5.6 6.5 7.5 9.2 11 14.5 18
k 1.65 1.93 2.2 2.5 3 4 5
f 0.75 0.9 1 1.25 1.5 2 2.5

CROSS
RECESS

(Type H)m 3.1 4.2 4.5 5.3 6.8 9 10
(Type Z)m 3.1 4.3 4.6 5.3 7 8.8 9.9
No. 1 2 2 2 3 4 4
L 6-22 8-25 8-25 8-35 10-35 14-40 18-50
L1 25-30 28-35 28-40 35-50 40-50 45-55 55-60
:90กใ
 
  กกCross Recessed Oval Countersunk Head Machine Screws
ANSI/ASME B18.6.3 1962 IFI I-17กก(F-19)
inches
Thread size 5 6 8 10 12 1/4 5/16 3/8 7/16
dk 0.252 0.279 0.332 0.385 0.438 0.507 0.635 0.762 0.812
k 0.116 0.128 0.152 0.176 0.200 0.232 0.290 0.347 0.354

CROSS
RECESS

(Type 1)m 0.145 0.165 0.179 0.196 0.257 0.277 0.377 0.397 0.409
(Type 1A)m 0.145 0.165 0.179 0.196 0.257 0.277 0.377 0.397 0.409
No. 2 2 2 2 3 3 4 4 4
L 1/4-2 1/4-21/2 5/16-21/2 3/8-21/2 1/2-4 1/2-4 5/8-4 5/8-4 5/8-4
:80กใ82กใ
 
Copyright Richi Machinery and Parts Co., Ltd.
Add: 1-902 Feng Huang Hui, 168 Renmin Road (M), Nantong, Jiangsu, China.
Post Code: 226001
Tel: 86-513-85153359
Fax: 86-513-85151885
e-mail: sales@richibiz.com