Page 325 - needle bearings

Bottom roller bearings
NTN

Type FRIS Series B
(For fine spinning machine/
roving frame)

Type FRIS Type FRISʝNP
(With grease nipple/knock pin) 2ʣ

d 15ʙ25mm

Boundary dimensions Basic load ratings Bearing numbers Mass
dynamic static dynamic static (approx.)
mm N kgf kg
d D B C J rs min 1) K Type
0 0 0 Type FRIS Type FRISʝʝNP FRISʝNP
ʵ0.010 ʵ0.050 ʵ0.120 Cr Cor Cr Cor
0
15 28 ʵ0.020 24 22 22 0.3 7.7 10 200 14 600 1 040 1 480 FRIS15 FRIS15NP 0.070
0
15.875 30 ʵ0.020 25.4 22 22 0.3 7.1 10 200 14 600 1 040 1 480 FRIS15.87 FRIS15.87NP 0.082
28 0 26 22 22 0.3 7.7 10 200 14 600 1 040 1 480 FRIS16 FRIS16NP 0.083
16 ʵ0.020
30 26 22 22 0.3 7.1 10 200 14 600 1 040 1 480 FRIS16-2 FRIS16-2NP 0.098
31.750 0 24 23 24 0.3 7.7 11 800 18 500 1 200 1 880 FRIS18 FRIS18NP 0.083
18 ʵ0.025
32 26 23 24 0.3 7.7 11 800 18 500 1 200 1 880 FRIS18-2 FRIS18-2NP 0.088
31.750 0 23.81 23 24 0.3 7.7 11 800 18 500 1 200 1 880 FRIS19.05 FRIS19.05NP 0.078
19.050 ʵ0.025
34 25.4 23 26 0.3 7.7 12 700 17 600 1 300 1 800 FRIS19.05-1 FRIS19.05-1NP 0.098
34 24 23 26 0.3 7.7 12 700 17 600 1 300 1 800 FRIS20-2 FRIS20-2NP 0.089
0
20 34 ʵ0.025 26 23 26 0.3 7.7 12 700 17 600 1 300 1 800 FRIS20-4 FRIS20-4NP 0.097
36 26 23 26 0.3 7.1 12 700 17 600 1 300 1 800 FRIS20-7 FRIS20-7NP 0.125
0
22 40 ʵ0.025 26 24 30 0.6 7.1 16 200 22 300 1 650 2 280 FRIS22-1 FRIS22-1NP 0.154
0
22.225 40 ʵ0.025 25.4 24 30 0.6 7.1 16 200 22 300 1 650 2 280 FRIS22.22 FRIS22.22NP 0.145
42 0 26 24 32 0.6 7.1 16 000 22 500 1 640 2 290 FRIS25-1 FRIS25-1NP 0.154
25 ʵ0.025
44 26 24 34 0.6 7.1 17 200 25 100 1 750 2 560 FRIS25-2 FRIS25-2NP 0.174

Note 1) Allowable minimum chamfer dimension r.
2) Example of bearing with grease nipple: Ex. FRIS 18N
Bearing with knock pin only: Ex. FRIS 15.87P
B-263