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Whitworth Threading inserts
Whitworth- (BSW, BSF, BSP)

16ER11W
Whitworth threading inserts
Whitworth threading inserts
| I.C. | Pitch |
Ordering Code | L | X | Y |
| TPI | RH | LH |
External Whitworth
 |
3/8" |
28 |
16ER28W |
16EL28W |
16.5 |
0.8 |
0.8 |
| 26 |
16ER26W |
16EL26W |
0.8 |
0.8 |
| 24 |
16ER24W |
16EL24W |
0.8 |
0.8 |
| 22 |
16ER22W |
16EL22W |
0.8 |
0.8 |
| 20 |
16ER20W |
16EL20W |
0.8 |
0.8 |
| 19 |
16ER19W |
16EL19W |
0.8 |
0.8 |
| 18 |
16ER18W |
16EL18W |
0.8 |
0.8 |
| 16 |
16ER16W |
16EL16W |
1.2 |
1.5 |
| 14 |
16ER14W |
16EL14W |
1.2 |
1.5 |
| 12 |
16ER12W |
16EL12W |
1.2 |
1.5 |
| 11 |
16ER11W |
16EL11W |
1.2 |
1.5 |
| 10 |
16ER10W |
16EL10W |
1.2 |
1.5 |
| 9 |
16ER9W |
16EL9W |
1.2 |
1.5 |
| 8 |
16ER8W |
16EL8W |
1.2 |
1.5 |
| 1/2" |
7 |
22ER7W |
22EL7W |
22 |
1.8 |
2.5 |
| 6 |
22ER6W |
22EL6W |
1.8 |
2.5 |
| 5 |
22ER5W |
22EL5W |
1.8 |
2.5 |
| 5/8" |
4.5 |
27ER4.5W |
27EL4.5W |
27.5 |
2.2 |
3.2 |
| 4 |
27ER4W |
27EL4W |
2.2 |
3.2 |
| . |
Internal Whitworth
 |
1/4" |
19 |
11NR19W |
11NL19W | 11 |
0.8 |
0.8 |
| 14 |
11NR14W |
11NL14W | 0.8 | 0.8 |
| 3/8" |
28 |
16NR28W |
16NL28W |
16.5 |
0.8 |
0.8 |
| 26 |
16NR26W |
16NL26W |
0.8 |
0.8 |
| 24 |
16NR24W |
16NL24W |
0.8 |
0.8 |
| 22 |
16NR22W |
16NL22W |
0.8 |
0.8 |
| 20 |
16NR20W |
16NL20W |
0.8 |
0.8 |
| 19 |
16NR19W |
16NL19W |
0.8 |
0.8 |
| 18 |
16NR18W |
16NL18W |
0.8 |
0.8 |
| 16 |
16NR16W |
16NL16W |
1.2 |
1.5 |
| 14 |
16NR14W |
16NL14W |
1.2 |
1.5 |
| 12 |
16NR12W |
16NL12W |
1.2 |
1.5 |
| 11 |
16NR11W |
16NL11W |
1.2 |
1.5 |
| 10 |
16NR10W |
16NL10W |
1.2 |
1.5 |
| 9 |
16NR9W |
16NL9W |
1.2 |
1.5 |
| 8 |
16NR8W |
16NL8W |
1.2 |
1.5 |
| 1/2" |
7 |
22NR7W |
22NL7W |
22 |
1.8 |
2.5 |
| 6 |
22NR6W |
22NL6W |
1.8 |
2.5 |
| 5 |
22NR5W |
22NL5W |
1.8 |
2.5 |
| 5/8" |
4.5 |
27NR4.5W |
27NL4.5W |
27.5 |
2.2 |
3.2 |
| 4 |
27NR4W |
27NL4W |
2.2 |
3.2 |
Reference hyperlink:
Ordering code system