NAAMS Trunnion Components

Trunnions are pin or pivotal supports for cylinders. NAAMS trunnion components are standardized components for automation manufacturing and production processes. Using these standards will help to reduce setup and production costs while making your entire operation more efficient. These components include full assemblies, blocks, bushings, and thrust washers. Browse all parts below or click on the corresponding NAAMS code to wish to purchase.

For the full trunnion catalog, click on the link below.
NAAMS Trunnion Components Catalog

Tolerances Unless Otherwise Specified

0.0 ± 0.3 Place Machining
0.00 ± 0.08 Between Machined Surfaces
± 0.13 To Screw Holes, Non-Accumulative
± 0.03 Between Dowels in the Same Plane

NAAMS Standards
Trunnion Components
Cylinder Mounting Assemblies
NAAMS Code Trunnion Block Bearing
ACT101 ACT140 ACT121
ACT102 ACT140 ACT122
ACT103 ACT140 ACT123
ACT104 ACT140 ACT124
ACT105 ACT140 ACT125
ACT106 ACT140 ACT126
ACT107 ACT140 ACT127
ACT108 ACT140 ACT128
ACT111 ACT141 ACT131
ACT112 ACT141 ACT132
ACT113 ACT141 ACT133
ACT114 ACT141 ACT134
ACT115 ACT141 ACT135
Trunnion Blocks
NAAMS Code Dimensions Thru Hole Dia.
ACT140 100 x 25 x 70mm 28.0mm
ACT141 100 x 25 x 70mm 41.0mm
ACT160 164 x 25mm  28.0mm
Trunnion Bushings
NAAMS Code I.D. (mm) O.D. (mm)
ACT121 12 32
ACT122 15 32
ACT123 16 32
ACT124 18 32
ACT125 19.05 32
ACT126 20 32
ACT127 25 32
ACT128 25.4 32
ACT131 32 45
ACT132 34.93 45
ACT133 36 45
ACT134 38.1 45
ACT135 40 45
Thrust Washers
NAAMS Code I.D. (mm) O.D. (mm)
ACT171 12 50.8
ACT172 15 50.8
ACT173 16 50.8
ACT174 18 50.8
ACT175 19.05 50.8
ACT176 20 50.8
ACT177 25 50.8
ACT178 15.4 50.8
ACT181 32 63.5
ACT182 34.93 63.5
ACT183 36 63.5
ACT184 38.1 63.5
ACT185 40 63.5

NAAMS Cylinder Mounting Assembly ACT101

NAAMS Cylinder Mounting Assembly ACT101

SKU: FN-ACT101
MPN: ACT101

Sale price $103.96 List price $163.37
Save $59.41
NAAMS Cylinder Mounting Assembly ACT102

NAAMS Cylinder Mounting Assembly ACT102

SKU: FN-ACT102
MPN: ACT102

Sale price $103.96 List price $163.37
Save $59.41
NAAMS Cylinder Mounting Assembly ACT103

NAAMS Cylinder Mounting Assembly ACT103

SKU: FN-ACT103
MPN: ACT103

Sale price $103.96 List price $163.37
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NAAMS Cylinder Mounting Assembly ACT104

NAAMS Cylinder Mounting Assembly ACT104

SKU: FN-ACT104
MPN: ACT104

Sale price $103.96 List price $163.37
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NAAMS Cylinder Mounting Assembly ACT105

NAAMS Cylinder Mounting Assembly ACT105

SKU: FN-ACT105
MPN: ACT105

Sale price $103.96 List price $163.37
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NAAMS Cylinder Mounting Assembly ACT106

NAAMS Cylinder Mounting Assembly ACT106

SKU: FN-ACT106
MPN: ACT106

Sale price $103.96 List price $163.37
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NAAMS Cylinder Mounting Assembly ACT107

NAAMS Cylinder Mounting Assembly ACT107

SKU: FN-ACT107
MPN: ACT107

Sale price $103.96 List price $163.37
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NAAMS Cylinder Mounting Assembly ACT108

NAAMS Cylinder Mounting Assembly ACT108

SKU: FN-ACT108
MPN: ACT108

Sale price $103.96 List price $163.37
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NAAMS Cylinder Mounting Assembly ACT111

NAAMS Cylinder Mounting Assembly ACT111

SKU: FN-ACT111
MPN: ACT111

Sale price $148.52 List price $164.54
Save $16.02
NAAMS Cylinder Mounting Assembly ACT112

NAAMS Cylinder Mounting Assembly ACT112

SKU: FN-ACT112
MPN: ACT112

Sale price $148.52 List price $164.54
Save $16.02
NAAMS Cylinder Mounting Assembly ACT113

NAAMS Cylinder Mounting Assembly ACT113

SKU: FN-ACT113
MPN: ACT113

Sale price $148.52 List price $164.54
Save $16.02
NAAMS Cylinder Mounting Assembly ACT114

NAAMS Cylinder Mounting Assembly ACT114

SKU: FN-ACT114
MPN: ACT114

Sale price $148.52 List price $164.54
Save $16.02
NAAMS Cylinder Mounting Assembly ACT115

NAAMS Cylinder Mounting Assembly ACT115

SKU: FN-ACT115
MPN: ACT115

Sale price $148.52 List price $164.54
Save $16.02
NAAMS Thrust Washer ACT171

NAAMS Thrust Washer ACT171

SKU: FN-ACT171
MPN: ACT171

Sale price $17.51 List price $21.00
Save $3.49
NAAMS Thrust Washer ACT172

NAAMS Thrust Washer ACT172

SKU: FN-ACT172
MPN: ACT172

Sale price $17.51 List price $26.25
Save $8.74
NAAMS Thrust Washer ACT173

NAAMS Thrust Washer ACT173

SKU: FN-ACT173
MPN: ACT173

Sale price $17.51 List price $26.25
Save $8.74
NAAMS Thrust Washer ACT174

NAAMS Thrust Washer ACT174

SKU: FN-ACT174
MPN: ACT174

Sale price $17.51 List price $26.25
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NAAMS Thrust Washer ACT175

NAAMS Thrust Washer ACT175

SKU: FN-ACT175
MPN: ACT175

Sale price $17.51 List price $26.25
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NAAMS Thrust Washer ACT176

NAAMS Thrust Washer ACT176

SKU: FN-ACT176
MPN: ACT176

Sale price $17.51 List price $29.40
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NAAMS Thrust Washer ACT177

NAAMS Thrust Washer ACT177

SKU: FN-ACT177
MPN: ACT177

Sale price $17.51 List price $31.50
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NAAMS Thrust Washer ACT178

NAAMS Thrust Washer ACT178

SKU: FN-ACT178
MPN: ACT178

Sale price $17.51 List price $33.60
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NAAMS Thrust Washer ACT181

NAAMS Thrust Washer ACT181

SKU: FN-ACT181
MPN: ACT181

Sale price $23.34 List price $33.60
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NAAMS Thrust Washer ACT182

NAAMS Thrust Washer ACT182

SKU: FN-ACT182
MPN: ACT182

Sale price $23.34 List price $36.75
Save $13.41
NAAMS Thrust Washer ACT183

NAAMS Thrust Washer ACT183

SKU: FN-ACT183
MPN: ACT183

Sale price $23.34 List price $36.75
Save $13.41