GREASABLE
LUBRICATION-FREE
HEAVY DUTY
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 | |||