Page 68 - needle bearings

Needle roller and cage assemblies
NTN

Type K
Type KʝʝT2 BC BC
Type KʝʝS
Type KʝʝZW
Type KMJ
ПEW ПFW ПEW ПFW

Type K Type KŋŋZW
Type KŋŋT2
Type KŋŋS

FW 3ʙ12mm

Boundary dimensions Basic load ratings Limiting speeds Bearing numbers Mass
dynamic static dynamic static
mm N kgf r/min kg
grease oil
Fw Ew Bc Cr Cor Cr Cor (approx.)
3 6 7 ʵ0.2 1 460 970 149 99 33 000 50 000 K3ʷ6ʷ7T2 0.0004
ʵ0.55
ʵ0.2
4 7 7 ʵ0.55 1 770 1 270 180 129 30 000 45 000 K4ʷ7ʷ7T2 0.0005
8 8 ʵ0.2 2 640 2 190 269 224 27 000 40 000 K5ʷ8ʷ8T2 0.0007
5 ʵ0.55
8 10 2 720 2 250 277 230 27 000 40 000 K5ʷ8ʷ10T2 0.0009
9 8 2 660 2 280 272 233 25 000 37 000 K6ʷ9ʷ8T2 0.0009
ʵ0.2
6 9 10 ʵ0.55 3 400 3 150 345 320 25 000 37 000 K6ʷ9ʷ10T2 0.0011
10 13 4 400 3 700 450 380 25 000 37 000 K6ʷ10ʷ13T2 0.0019

10 8 ʵ0.2 2 670 2 350 272 239 23 000 34 000 K7ʷ10ʷ8T2 0.0009
7 ʵ0.55
10 10 3 400 3 200 345 330 23 000 34 000 K7ʷ10ʷ10T2 0.0011
11 8 3 150 3 000 320 305 21 000 32 000 K8ʷ11ʷ8T2 0.0011
11 10 4 000 4 100 410 420 21 000 32 000 K8ʷ11ʷ10T2 0.0013
11 13 ʵ0.2 4 850 5 200 495 535 21 000 32 000 K8ʷ11ʷ13 0.0026
8 ʵ0.55
12 10 4 650 4 150 475 425 21 000 32 000 K8ʷ12ʷ10T2 0.0020
12 12 5 600 5 300 570 540 21 000 32 000 K8ʷ12ʷ12 0.0034
12 13 5 600 5 300 570 540 21 000 32 000 K8ʷ12ʷ13 0.0036

12 10 ʵ0.2 4 550 5 000 465 510 20 000 30 000 K9ʷ12ʷ10T2 0.0015
9 ʵ0.55
12 13 5 500 6 400 560 650 20 000 30 000 K9ʷ12ʷ13T2 0.0021
13 10 4 550 5 100 460 520 19 000 28 000 K10ʷ13ʷ10T2 0.0016
13 13 5 450 6 450 555 660 19 000 28 000 K10ʷ13ʷ13 0.0031
14 8 ʵ0.2 4 300 3 950 435 405 19 000 28 000 K10ʷ14ʷ8 0.0027
10 ʵ0.55
14 10 5 500 5 450 560 555 19 000 28 000 K10ʷ14ʷ10 0.0034
14 13 6 600 6 900 675 705 19 000 28 000 K10ʷ14ʷ13 0.0044
16 12 7 100 5 950 720 610 19 000 28 000 K10ʷ16ʷ12 0.0066
ʵ0.2
11 14 10 ʵ0.55 5 050 6 000 515 615 18 000 27 000 K11ʷ14ʷ10 0.0028
15 9 4 450 5 250 455 535 17 000 26 000 K12ʷ15ʷ9 0.0027
15 10 5 000 6 100 510 620 17 000 26 000 K12ʷ15ʷ10S 0.0033
ʵ0.2
12 15 13 ʵ0.55 6 000 7 700 615 785 17 000 26 000 K12ʷ15ʷ13 0.0038
15 20 8 550 12 200 875 1 240 17 000 26 000 K12ʷ15ʷ20ZW 0.0059
16 8 4 850 4 900 495 500 17 000 26 000 K12ʷ16ʷ8 0.0034
Remarks: Even when an order is placed with reference to “Nominal bearing number” listed in this table, the ordered bearings are subject to being delivered with
different cage type.
B-6