SHANGHAI KLS BEARINGS CO., LTD.

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KLS Dental Bearings for High speed Handpiece and Low speed Handpice
Ceramic balls for each type are available!

 

Ref No.
KLS No.
Feature
d
I.D.
D
O.D.
B
Width
D1
C1
Shield
Main Application
1
SR144TL
(S418MCK)
Smooth
3.175
(1/8")
.125"
6.35
(1/4")
.250"
2.38
(3/32")
.0937"
0
same as #02
2
SR144TLZ
(S418MCKH)
Smooth
3.175
6.35
2.38
1
NSK, Midwest, W&H, Lares(front)
3
SR144TLK
(C93KXA6)
Grooved
3.175
5.97
2.38
6.35
1.34
0
same as #04
4
SR144TLKZ
Grooved
3.175
5.97
2.38
6.35
1.34
1
Siemens 4000,TM1,TS1 & Dabi-Atlante MS 350,RS 350
5
SR144TLZ1S
Smooth
3.175
6.35
2.38(outer)

2.78(inner)

Integral
KaVo 6000M/7000M(Front)
Dabi Alante
6
SR144STLKZ1S
Grooved
3.175
5.97
2.38(outer)

2.78(inner)

6.35
1.34
Integral
KaVo 6000M/7000M(Rear)

KaVo635B(Rear)

Dabi Alante

7
SR144TLZ1W
Smooth
3.175
(1/8")
.125"
6.35
(1/4")
.250"
2.78
(7/64")
.1094"
Integral
same as #08
8
SR144TLZW
(WH)
Smooth
3.175
6.35
2.78
1
Bien Air Ondine,Prestige, NSK, W&H, Canisters
9
SR144TLKZ1W
Grooved
3.175
5.97
2.78
6.35
1.78
Integral
same as #10
10
SR144TLKZW
(ST-R3)
Grooved
3.175
5.97
2.78
6.35
1.78
1
W&H
KaVo 624/625/630/640 - 647/649/650
11
SFR144TLGZW
Flanged
Unique
3.175
6.35
2.78
7.5
0.4
1
Star 430

/ADVANTAGE/

VISTA

12
SFR144TLZW
(S418FMCKH)
Flanged
3.175
6.35
2.78
7.5
0.8
1
Midwest, NSK, Castellini
13
SFR144TLGZ1W
Flanged
Unique
3.175
6.35
2.78
7.5
0.4
Integral
same as #11
14
SR2-5TLZW
(DCMB)
Smooth
3.175
(1/8")
.125"
7.938
(5/16")
.3125"
3.571
(9/64")
.1406"
1
Bien Air
15
SR144TLW1.9
Smooth
3.175
(1/8")
.125"
6.35
(1/4")
.250"
1.91(outer)
1.60(Inner)
0
Lares (rear)
16
SFR144TLZ
Flanged
3.175
(1/8")
.125"
6.35
(1/4")
.250"
2.38
(3/32")
.0937"
7.5
0.6
1
NSK Mach-QD (Mini) & Pana Air (Mini)
17
SR2-5TLZ
Smooth
3.175
(1/8")
.125"
7.938
(5/16")
.3125"
2.78
(7/64")
.1094"
1
18
SR2-5TLZZW
Smooth
3.175
(1/8")
.125"
7.938
(5/16")
.3125"
3.571
(9/64")
.1406"
2
same as #14
19
SR144TLZ1
Smooth
3.175
6.35
2.38
Integral
same as #02
20
SFR144TLZ1W
Flanged
3.175
6.35
2.78
7.5
0.8
Integral
same as #12
21
SR144TLW
Smooth
3.175
6.35
2.78
0
same as #08
22
SR144TLKZ1
Grooved
3.175
5.97
2.38
6.35
1.34
Integral
same as #04
Note:
#02, #19 are same size, but #19 with integral shield.
#04, #22 are same size, but #22 with integral shield.
#07, #08 are same size, but #07 with integral shield.
#09, #10 are same size, but #09 with integral shield.
#11, #13 are same size, but #13 with integral shield.
#12, #20 are same size, but #20 with integral shield.
#14, #18 are same size, but #18 with double shields. Hole in shield is available!

KLS #1, 2, 3, 4, 8, 10, 12, 14 are most popular in the dental handpiece, KAVO, NSK, W& H, Midwest...

Some Pictures & Drawings

KLS-KLS-KLSKLS KLSKLS-KLS-KLS

KLS-KLS#01 KLS-KLS-KLS-KKLS-KLSLSKLSKLS#02 KLS-KLSKLS-KLS-KLSKLS-KLS-SKLS#19

KLS-KLS KLS-KLS

KLS-KLS-KLS#01KLS-KLS-KLS-KKLS-LS-KLS-KLS#02KLS-KLS-KLS-KLS-KLS-KLS-KLS#19

KLS-KLS-KLS-KL-KKLS-KLS-KLS-

KLSKLS#03S-KLS-KK LS-L S-KL S-KKLS-KLS#04S-KKLS-L

KLS-KLS#05LS-KLS-KKLS-KKLS#06LS-KLS-KKLKKLS#08LS- KLS-K KLS KLS#09LS-K LS -KKLSKLS#10

KLS KLS-KL-KL KLS-KL KLS-KL

KLS-KLS#05L KLS-KL KLS-KL KLS-KL KLS-KLKLS#06 KLS-KL KLS-KL KLS-KL KLS-KL KLS#07

KLS KLKL-K S KLS-KL

KLS-KLS#08L KLS-KL KLS-KL KLS-KL KLS-KLKLS#09KLS-KL KLS-KL KLS-KL KLS-KL KLS#10

S-KLS-KLSKLS

KLS-KLS#11LS-K LS- KK L S-K KLS#13L S -K LS KLS-KL -K K L KKLS#14LS- KLS-K S KLS#18

KLS KLKL-K KLS KLKL-K

LS-KLS#11L KLS-KL KLS-KL K LS-KL KLS-KLKLS#13KLS-KL KLS-KL KLS-KL K LS-KL KLS#14

KLS-KLS-KLSKLS KLS-KLS-KLSKLS

KLS-KLS#15KLS-KLS-KLS-KKLS-KLSLSKLSKLS#12 KLS-KLSKLS-KLS-KLSKLS-KLS-SKLS#16

KLS- KLS KL

SK L-KLS#15L KLS-KL KLS-K LK LS-KL KLS-KLKLS#12KLS-KL KLS-KL KLS-KL K LS-KL KLS#16

LS-

Notes & Explanation:
Material:

All parts are produced from special medical-purpose materials on high-precision machines. The quality of our products fulfils the highest standards requested in this field. The final inspection of our products is 100%, and our test conditions are much harder and demanding than during the employment of the products in practice.

Balls:
(Optional)
กก
Si3N4 Ceramic balls or stainless steel balls
Ceramic balls: (20% harder than conventional bearings with steel balls, 50% the weight of the steel equivalent, frictional wear between the bearings and bearing retainers is significantly reduced, Noise is very low.)
SR144TL = (with steel balls)
SR144TL N = (with ceramic balls)


Retainers
(Cages)

Retainer also known as bearing cages.
TBP dental bearings use Torlon 4301 PAI, or Phenolic or Polyimide.

Torlon Retainers
Torlon PAI (Bearing Grade) offers a very low expansion rate, low coefficient of friction and exhibits little or no slip-stick in use. This grade excels in severe service wear applications such as non-lubricated bearings, seals, bearing cages (bearing retainers) and in high temperature environments.
Phenolic Retainers
They are used for retainer cages for steel ball bearings especially when exposed to high-humidity environments. The phenolic does well in where lubricant is scarce as it has a wicking effect to retain and attract lubricants when present.
Polyimide Retainers
Ease of machining and less prone to developing swears during small diameter drilling operations make it a good choice for retainers used in ball bearings. They are many proprietary grades and variations of polyimide available today.

SR144TL = (with Torlon Retainers)
SR144Ti = (with Phenolic Retainers)
SR144TA = (with Polyimide Retainers)

D/G Deep Groove Ball Bearings, Radial Bearings (This is standard Type)
A/C: Angular Contact Ball Bearings
ABEC-7 Precision Grade: P4, ABEC 7P (=JIS4), used for high speed dental handpiece
Rings AISI 440C stainless steel for inner ring and outer ring, or named 9Cr18Mo
SR144 (S=Stainless Steel)
SFR144TLGZW (G=a unique groove in outer ring)
Shields SR144 (=without shield)
SR144Z (Z=with one shield)
SFR144TLGZ1W (Z1=Shield & Outer ring is combined, also known as integral shield )
Golden Shield is available!
Grooved: means Stepped, with step in outer ring.
Smooth: The outher ring is Plain, straight
P5: Precision Grade: ABEC 5, ABEC 5P, used for low speed dental handpiece

Packings

Vacuum Poly Bag Packing
Keep it more long time.
Retailer & Wholesaler & Dentist Clinic
Repair & After market

Plastic Tube Packing
Save the Space
Industrial Packing
for OEM, or End Users
delivery to Wholesaler and Handpiece factory


 
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