GREASABLE
LUBRICATION-FREE

smorjbarsmorjfri HEAVY DUTY


mmtmbt

Inches
Right
thread
Left
thread
B
+.0015
-.0005
W
+.000
-.0005
H
±.005
A
±.015
D
±.010
Ball diameter
Ref.
C
+.062
-.031
Thread
UNF-3A
a° Max
static load radially
Lbs
Weight
Lbs
  MM-2**   MB-2** .1250 .250 .187 .937 .500 .312 .562 6-321 16 502 .013
  MM-3   MB-3 .1900 .312 .250 1.250 .625 .437 .750 10-32 13 1,169 .028
  MM-4   MB-4 .2500 .375 .281 1.562 .750 .500 1.000 1/4-28 16 2,158 .043
  MM-5   MB-5 .3125 .437 .344 1.875 .875 .625 1.250 5/16-24 14 2,784 .072
  MM-6   BM-6 .3750 .500 .406 1.938 1.000 .719 1.250 3/8-24 12 3,915 .112
  MM-7   MB-7 .4375 .562 .437 2.125 1.125 .812 1.375 7/16-20 14 4,218 .160
  MM-8   MB-8 .5000 .625 .500 2.438 1.312 .937 1.500 1/2-20 12 6,660 .249
  MM-10   MB-10 .6250 .750 .562 2.625 1.500 1.125 1.625 5/8-18 16 7,364 .382
  MM-12   MB-12 .7500 .875 .687 2.875 1.750 1.312 1.750 3/4-16 14 11,518 .602
  MM-14*   MB-14* .8750 .875 .765 3.375 2.000 1.375 2.000 7/8-14 7 18,476 .906
  MM-14-1*   MB-14-1* .8750 .875 .687 3.375 2.000 1.312 1.875 7/8-14 12 22,843 .906
  MM-163   MB-163 1.0000 1.375 1.000 4.125 2.750 1.875 2.125 1 1/4-12 17 43,541 2.406
  MM-16-13   MB-16-13 1.0000 1.375 1.000 4.125 2.750 1.875 2.125 1-142 17 43,541 2.127
  MM-16-23   MB-16-23 1.0000 1.375 1.000 4.125 2.750 1.875 2.125 1-12 17 43,541 2.127

*On request.
** Not available with lubrication nipple.

mm
Right
thread
Left
thread
B
+.038
-.013
W
+.00
-.13
H
±.13
A
±.38
D
±.25
Ball diameter
Ref.
C
+1.57
-.79
Thread
UNF-3A
a° Max
static load radially
Newton
Weight
Gram
  MM-2**   MB-2** 3.175 6.35 4.75 23.80 12.70 7.92 14.27 6-321 16 2,236 6
  MM-3   MB-3 4.826 7.92 6.35 31.75 15.88 11.10 19.05 10-32 13 5,197 13
  MM-4   MB-4 6.350 9.53 7.14 39.67 19.05 12.70 25.40 1/4-28 16 9,600 20
  MM-5   MB-5 7.938 11.10 8.74 47.63 22.23 15.88 31.75 5/16-24 14 12,385 33
  MM-6   MB-6 9.525 12.70 10.31 49.23 25.40 18.26 31.75 3/8-24 12 17,416 51
  MM-7   MB-7 11.113 14.27 11.10 53.98 28.58 20.62 34.93 7/16-20 14 18,759 73
  MM-8   MB-8 12.700 15.88 12.70 61.93 33.32 23.80 38.10 1/2-20 12 29,624 113
  MM-10   MB-10 15.875 19.05 14.27 66.68 38.10 28.58 41.28 5/8-18 16 32,752 173
  MM-12   MB-12 19.050 22.23 17.45 73.03 44.45 33.32 44.45 3/4-16 14 51,237 273
  MM-14*   MB-14* 22.225 22.23 19.43 85.73 50.80 34.93 50.80 7/8-14 7 82,185 411
  MM-14-1*   MB-14-1* 22.225 22.23 17.45 85.73 50.80 33.32 47.63 7/8-14 12 101,106 411
  MM-164   MB-164 25.400 34.93 25.40 104.78 69.85 47.63 53.98 1 1/4-12 17 193,670 1091
  MM-16-14   MB-16-14 25.400 34.93 25.40 104.78 69.85 47.63 53.98 1-142 17 193,670 965
  MM-16-24   MB-16-24 25.400 34.93 25.40 104.78 69.85 47.63 53.98 1-12 17 193,670 965

*On request.
** Not available with lubrication nipple.

If PTFE liner is desired, add suffix as follows: MM-6T.

1 Threads 6-32 UNC.
2 Threads 1-14 UNS.
3 Tolerance variation: “D” ±.020, “A” ±.020, “B” +.0035, -.0005, “H” ±.010.
4 Tolerance variation: “D” ±.51, “A” ±.51, “B” +.089, -.013, “H” ±.25.
The rod end is supplied as standard without lubrication nipple. If lubrication nipple is desired, add suffix
as follows:
Z type Zerk lubrication nipple MM-6Z
F type Flush lubrication nipple MM-6F

Conversion Table
inch x 25.4 = millimeter
millimeter x .0937 = inch
inch2 x 6.4515 = centimeter2
centimeter2 x .155 = inch2

pounds x .4536 = kilogram
kilogram x 2.2046 = pounds
lbs per inch2 x .0703 = kg per cm2
kg per cm2 x 14.2231 = lbs per inch2
pounds (force) x 4.448 = newtons
newtons x .2248 = pounds (force)

Degrees C = (Degrees F – 32)(.5556)
Degrees F = (Degrees C)(1.8) + 32