Molded Type Thread Blind Inserts 4 Thread

                 

American Part
Number
Thread
Size
Minor
Dia.
A B
±.005
C D Knurl
TPI
Brass Stainless Steel Aluminum
 
B256-4 2-56 .070 .156 .156 .141 .030 40 Select Select Select
B440-4 4-40 .089 .188 .188 .171 .030* 40 Select Select Select
B632-4 6-32 .110 .218 .219 .201 .062* 30 Select Select Select
B832-4 8-32 .136 .250 .250 .225 .062* 30 Select Select Select
B1024-4 10-24 .149 .281 .312 .259 .062* 30 Select Select Select
B1032-4 10-32 .159 .281 .281 .259 .062* 30 Select Select Select
B25020-4 1/4”-20 .201 .344 .375 .320 .094 20 Select Select Select
B25028-4 1/4”-28 .214 .344 .375 .320 .094 20 Select Select Select
B31218-4 5/16”-18 .257 .437 .469 .403 .094 20 Select Select Select
B31224-4 5/16”-24 .272 .437 .469 .403 .094 20 Select Select Select
B37516-4 3/8”-16 .312 .500 .562 .465 .094 20 Select Select Select
B37524-4 3/8”-24 .333 .500 .562 .465 .094 20 Select Select Select
*Non standard “D” dimension available in both .030 and .062 (BB832-4 .030 or BBM4-4 .030)
Material Designation: Insert the letter “B” Brass or “C” Stainless as the first digit of part.

 

Metric Part Number Metric
Thread Size
Metric
Minor Dia.
A B
±.005
C D Knurl
TPI
Brass Stainless Steel Aluminum
 
M2x0.4 .063 .156 .156 .141 .030 40 Select Select Select
M3x0.5 .099 .188 .188 .171 .030* 40 Select Select Select
M3.5x0.6 .115 .218 .219 .201 .062* 30 Select Select Select
M4x0.7 .131 .250 .250 .225 .062* 30 Select Select Select
M5x0.8 .166 .281 .281 .259 .062* 30 Select Select Select
M6x1.0 .199 .344 .375 .320 .094 20 Select Select Select
M8x1.25 .266 .437 .469 .403 .094 20 Select Select Select
M10x1.5 .337 .500 .562 .465 .094 20 Select Select Select
*Non standard “D” dimension available in both .030 and .062 (BB832-4 .030 or BBM4-4 .030)
Material Designation: Insert the letter “B” Brass or “C” Stainless as the first digit of part.