AUXILIARY PARTS-SHAFT THREAD AND KEYWAY DIMENSIONS FOR STANDARD LOCKNUTS, LOCKWASHERS AND TONGUED WASHERSTAN-21 Bearing

VAFEM (Shang Hai) Bearing Technology Co.,Ltd
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AUXILIARY PARTS-SHAFT THREAD AND KEYWAY DIMENSIONS FOR STANDARD LOCKNUTS, LOCKWASHERS AND TONGUED WASHERS

Dimension and Parameters

Threads(in.)
ABMA Locknut Number :TAN-21
Number Per Inch :12
Major Diameter
Max. :4.122
Tol. :0.0112
Min. :4.1108
Pitch Diameter(1)
Max. :4.0679
Tol. :0.0083
Min. :4.0596
Minor Diameter
Max. :4.0198
Relief Diameter
A :3.9885 ± 0.010
Relief Width +0.016-0.000
W :0.156
Shaft Ext. Dia.(in.)
V2
Max. :3.938
Thread Length(in.)
+0.016 -0.000
L1 :1.75
+0.016 -0.000
L2 :1
Keyway(in.)
Depth Max.
H :3.894
Width
S(2) :0.375
M(2) :0.312
U(2) :1.281
Part Number:
d:
D:
B:
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