Page 264 - needle bearings
P. 264
Cam followers stud type truck rollers
NTN
Inch series
Type CRVʝʝX
Type CRVʝʝXLL
Type CRVʝX
(Full-complement roller type)
D 12.700ʙ152.400mm
Boundary dimensions
mm (!/25 . 4mm)
D C d1 F B1 B2 G G1 C1 n B3 a e h
0 0 +0.025
ʵ0.025 ʵ0.130 0
8.731(!!/32) 4.826(ʵ) 5.75 23 12.7 NO-10-32UNF 6.4 0.8 3 2) ʵ ʵ 10 !/8
12.700(!/2)
9.525(#/8) 4.826(ʵ) 5.75 27 15.9 NO-10-32UNF 6.4 0.8 3 2) ʵ ʵ 10 !/8
10.319(!#/32) 6.350(!/4) 8.11 27.8 15.9 !/4-28UNF 7.9 0.8 4 2) ʵ ʵ 12.5 !/8
15.875(%/8)
11.112(&/16) 6.350(!/4) 8.11 31.8 19.1 !/4-28UNF 7.9 0.8 4 2) ʵ ʵ 12.5 !/8
19.050(#/4) 12.700(!/2) 9.525(#/8) 11 36.5 22.2 #/8-24UNF 9.5 0.8 4 6.35 3 15.5 #/16
22.225(&/8) 12.700(!/2) 9.525(#/8) 11 36.5 22.2 #/8-24UNF 9.5 0.8 4 6.35 3 15.5 #/16
25.400(1) 15.875(%/8) 11.112(&/16) 14 43 25.4 &/16-20UNF 12.7 0.8 4 6.35 3 19.5 !/4
28.575(1 !/8) 15.875(%/8) 11.112(&/16) 14 43 25.4 &/16-20UNF 12.7 0.8 4 6.35 3 19.5 !/4
31.750(1 !/4) 19.050(#/4) 12.700(!/2) 18.47 52.4 31.8 !/2-20UNF 15.9 0.8 6 7.94 3 25 !/4
34.925(1 #/8) 19.050(#/4) 12.700(!/2) 18.47 52.4 31.8 !/2-20UNF 15.9 0.8 6 7.94 3 25 !/4
38.100(1 !/2) 22.225(&/8) 15.875(%/8) 21 61.9 38.1 %/8-18UNF 19.1 0.8 6 9.53 4 27 %/16
41.275(1 %/8) 22.225(&/8) 15.875(%/8) 21 61.9 38.1 %/8-18UNF 19.1 0.8 6 9.53 4 27 %/16
44.450(1 #/4) 25.400(1) 19.050(#/4) 24.65 71.4 44.5 #/4-16UNF 22.2 0.8 6 11.11 4 36.5 %/16
47.625(1 &/8) 25.400(1) 19.050(#/4) 24.65 71.4 44.5 #/4-16UNF 22.2 0.8 6 11.11 4 36.5 %/16
50.800(2) 31.750(1 !/4) 22.225(&/8) 26.71 84.1 50.8 &/8-14UNF 25.4 0.8 6 12.7 5 36.5 &/16
57.150(2 !/4) 31.750(1 !/4) 22.225(&/8) 26.71 84.1 50.8 &/8-14UNF 25.4 0.8 6 12.7 5 36.5 &/16
63.500(2 !/2) 38.100(1 !/2) 25.400(1) 31.15 96.8 57.2 1-14UNF 28.6 0.8 6 14.29 5 44 !/2
69.850(2 #/4) 38.100(1 !/2) 25.400(1) 31.15 96.8 57.2 1-14UNF 28.6 0.8 6 14.29 5 44 !/2
76.200(3) 44.450(1 #/4) 31.750(1 !/4) 36.85 109.5 63.5 1 !/4-12UNF 31.8 0.8 8 15.88 5 53 %/8
82.550(3 !/4) 44.450(1 #/4) 31.750(1 !/4) 36.85 109.5 63.5 1 !/4-12UNF 31.8 0.8 8 15.88 5 53 %/8
88.900(3 !/2) 50.800(2) 34.925(1 #/8) 44.5 122.2 69.9 1 #/8-12UNF 34.9 0.8 8 17.46 5 60 %/8
101.600(4) 57.150(2 !/4) 38.100(1 !/2) 44.5 147.6 88.9 1 !/2-12UNF 38.1 0.8 8 19.05 5 63 #/4
127.000(5) 69.850(2 #/4) 50.800(2) 68.7 200 128.6 2-12UNF 65.1 0.8 8 22.23 5 89 &/8
152.400(6) 82.550(3 !/4) 63.500(2!/2) 81.35 236.6 152.4 2 !/2-12UNF 76.2 0.8 8 25.4 5 110 1
Note 1) For bearing with spherical outer surface, the nominal number is followed by "X" code. In this case, the spherical bearing (R=500) is manufactured with the
tolerance 0,-0.05 for the outer ring outer diameter D.
B-202
