Specifications

M	Allowable Tightening Torque (N∙m)
6	1.5
8	9
10	20
12	25

[ ! ]Since this type has thin threaded,do not exceed the tightening torques shown in the table above.

Screw	Type		Knob	Main Body		Pin			Spring	(Lock Nut)
	Returning	Rest Position	[ M ]Material	[ M ]Material	[ S ]Surface Treatment	[ M ]Material	[ H ]Hardness	[ S ]Surface Treatment	[ M ]Material	[ M ]Material	[ S ]Surface Treatment
Coarse Thread	PMXAS	PMXYAS	Nylon 6 (Mat Black)	EN 1.0736 Equiv.	Black Oxide	EN 1.1191 Equiv.	50~60HRC	Black Oxide	Spring Steel (JIS-SWP)-B	-	-
	PMXKS	PMXYKS								EN 1.1191 Equiv.	Black Oxide
	SMXAS	SMXYAS		EN 1.4305 Equiv.	-	EN 1.4305 Equiv.	-	Nickel Plating	EN 1.4301 Equiv.	-	-
	SMXKS	SMXYKS								EN 1.4305 Equiv.	-

Part Number

-

P

-

W

-

R

-

L

Type

Material Code

D

KJB

SR

12

-

P8.00

-

W5.00

-

R0.3

-

L12

P, W	H7
3.00~6.00	+0.012 0
6.01~10.00	+0.015 0
10.01~18.00	+0.018 0
18.01~22.00	+0.021 0

Part Number					P 0.01mm Increment	W 0.01mm Increment	R 0.01mm Increment	L 1mm Increment
Type				[ ! ]3 D
Straight
Dowel[ ! ]2		D Cut
P+0.03 +0.01 W+0.03 +0.01	P_H7W_H7	P+0.03 +0.01 W+0.03 +0.01	P_H7 W_H7
KJBSR	KJBHSR	KJBSRD	KJBHSRD	10	4.00~ 8.00	P > W (W≥3.00)	0.20≤R≤W/2	5~20
				12	4.00~10.00
KJBSRS	KJBHSRS	KJBSRDS		16	6.00~14.00
				20	10.00~18.00
				25	14.00~22.00

[ ! ]2. There must be a 1mm or greater wall thickness between Dowel Hole and Square ({(D−W)/2}−2≥1).
[ ! ]3. There must be a 1mm or greater wall thickness between O.D. and square hole (For D=25, 1.5mm or more). (K≤Pmax)

[ M ] Material	[ H ] Hardness	Type
		Dowel Pin		D Cut
		P+0.03 +0.01 W+0.03 +0.01	P_H7 W_H7	P+0.03 +0.01 W+0.03 +0.01	P_H7 W_H7
SKS93 Equivalent	50~60HRC	KJBSR	KJBHSR	KJBSRD	KJBHSRD
SUS304	-	KJBSRS	KJBHSRS	KJBSRDS	-

Bushings for Inspection Components - Square - Straight (Dowel Pin / D Cut)

Caution

Product Description