型号
|
尺寸inch
|
重量KG
|
|
N
细牙
UNF-2A
|
A
±0.015
|
B
+0.0025
-0.0005
|
C
+0.062
+0.031
|
D
±0.010
|
T
±0.005
|
W
+0.000
-0.005
|
球直径
S∅
|
a°
错位角度
|
Kg≈
|
PNM3
|
10-32
|
1.250
|
0.1900
|
0.750
|
0.625
|
0.250
|
0.312
|
0.437
|
13
|
0.009
|
PNM4
|
1/4-28
|
1.562
|
0.2500
|
1.000
|
0.750
|
0.281
|
0.375
|
0.500
|
16
|
0.018
|
PNM5
|
5/16-24
|
1.875
|
0.3125
|
1.250
|
0.875
|
0.344
|
0.437
|
0.625
|
14
|
0.032
|
PNM6
|
3/8-24
|
1.938
|
0.3750
|
1.250
|
1.000
|
0.406
|
0.500
|
0.719
|
12
|
0.050
|
PNM7
|
7/16-20
|
2.125
|
0.4375
|
1.375
|
1.125
|
0.437
|
0.562
|
0.812
|
14
|
0.068
|
PNM8
|
1/2-20
|
2.438
|
0.5000
|
1.500
|
1.312
|
0.500
|
0.625
|
0.937
|
12
|
0.104
|
PNM10
|
5/8-18
|
2.625
|
0.6250
|
1.625
|
1.500
|
0.562
|
0.750
|
1.125
|
16
|
0.163
|
PNM12
|
3/4-16
|
2.875
|
0.7500
|
1.750
|
1.750
|
0.687
|
0.875
|
1.312
|
14
|
0.258
|
材料和表面处理方式:
-座体:中碳钢45,表面镀锌处理。可选择不锈钢材料,表面钝化处理。
-钢球:轴承钢GCr15,镀硬铬。可选择440C不锈钢。
-内圈:复合尼龙。
-若是左旋螺纹,则在型号后面,数字前面加L,如PNML 8.