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Copyright 2006, Minebea Co., Ltd.
eMINEBEA.COM
3 PIECE ROD END BEARINGS
〔SELF-LUBRICATING〕
HRT
ROD END FEMALE
SELF-
LUBRICATING
3 PIECE
Materials
HRT HRT-CR
BODY
Chromium-Molybdenum Steel
Zinc Plated
SUS630 Stainless Steel
Passivated
RACE
410 Stainless Steel / Heat Treated 410 Stainless Steel / Heat Treated
BALL
440C Stainless Steel / Heat Treated 440C Stainless Steel / Heat Treated
LINER
Teflon / Fabric Teflon / Fabric
Description of Types
Dimensions in mm
MINEBEA
Part
No.
φB
H7
φD
±0.5
W
0
－
0.13
H
±
0.13
F
±0.5
TH
JIS Class 2
L
±0.7
φN
±
0.5
φP
±
0.5
C
＋0.2
－0.7
S
±0.25
α
(deg.)
φO
Ref.
SφDB
Ref.
No Load
Rotational
Breakaway
Torque
N・m
Static Limit
Load
kN(3)
Radial
Static
Ultimate
Load
(3)
kN
Fatigue
Load
(3)
kN
Approx.
Weight
g
Standard Radial
Axial
(2)
HRT3
3 16.0 7.0 5.25 30.0 M3 × 0.5
16
7.0 9
3.5
8 18 5.2 8.73
0.06 ～ 0.68
{0.6 ～ 6.9kgf・cm}
14.70 1.96 30.89 5.14 29
HRT4
4 18.0 9.5 7.75
32.0
M4 × 0.7 8.5 11 10 16 5.8 11.11 31.38 3.53 43.34 7.15 35
HRT5
5 20.5
11.0
8.75
35.0 M5 × 0.8
19 10.8 15 4.5 12 15 7.8 13.49 27.94 5.09 34.91 5.78 40
HRT6
6 20.5 37.0 M6 × 1.0
HRT8
8 23.0 8.25 41.0 M8 × 1.25 22 12.5 17
6.5
14 14 10.9 15.48
0.12 ～ 1.13
{1.2 ～ 11.5kgf・
cm}
34.02 5.29 42.46 7.06 51
HRT10
10 26.0 12.5 10.75 46.0 M10 × 1.5 24 14.0 19 15 8 12.2 17.46 37.65 6.76 47.07 7.84 73
HRT12
12 34.0 16.0 13.25 57.0
M12 ×
1.75
32 18.5
24 20
10 15.4 22.22 78.06 8.33 97.57 16.18 150
HRT14
14 36.0 17.0
14.25
60.0
M14 × 2.0
33 19.0 7.5 8 18.9 25.40 82.96 9.02 103.65 17.25 165
HRT15
15 38.0 18.0 62.0 34 20.0 25 8.5 21 11 19.0 26.19 95.32 9.31 119.15 19.80 189
HRT16
16 39.0 19.0
15.25
63.5 M16 × 2.0 35 22.0 27
9.5
23 10 19.2 26.99 100.71 9.70 125.81 20.98 218
HRT17
17 41.0
20.0
68.0 M16 × 1.5 37 23.0 28 24 12
20.4 28.58
101.40 10.29 126.70 21.08 241
HRT18
18 43.0
16.30
74.0 M18 × 1.5 40 24.0
30 10.0
26 10 120.62 12.16 150.72 25.10 283
HRT20
20 45.0
22.0
76.0 M20 × 1.5 41 25.0 26 13 22.9 31.75 121.30 12.84 151.61 25.20 330
HRT22
22 52.0 19.30 85.0 M22 × 1.5 47 28.0 36 12.0 30 6 27.1 34.92
0.23 ～ 1.80
{2.3 ～ 18.4kgf・
cm}
156.21 15.10 195.25 32.55 580
HRT25
25 70.0
35.0 25.30
105.0 M24 × 2.0 54 42.0 50 14.0 43 15 32.3 47.62 302.43 20.88 378.04 63.05 1230
HRT28
28 75.0 110.0 M27 × 2.0 58 44.0 56 15.0 47
14
36.8 50.80 283.70 23.24 354.60 59.13 1620
HRT30
30 78.0 37.0 26.30 120.0 M30 × 2.0 62 48.0 60 16.0 51 40.4 54.77 271.93 24.81 339.89 56.68 1930
Notes
1.
Teflon liner permanently bonded to race I.D.
(2)
Axial load indicates either the smaller value of static load or proof
load.
(3)
Select Type "CR" for higher load capability.
4.
Made to order only.
5.
No Load Rotational Breakaway Torque.
Low Torque All Size: 0.02N・m MAX
（Radial Clearance 0.05mm MAX）
◯
Please consult MINEBEA for availability of bearings in this series.
Bore size
～3 ～6 ～10 ～18 ～30
H7 Tolerance
（μm）
＋10
0
＋12
0
＋15
0
＋18
0
＋21
0