Portland Bolt Expands with Acquisition of Bennett Bolt Works
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Stock Lag Screws

Length (in.) Diameter
3/8" 1/2" 5/8" 3/4" 1"
Plain Galv. Plain Galv. Plain Galv. Plain Galv. Plain Galv.
1 11375 11376 - - - - - -- -
11⁄4 11377 11378 - - - - - - - -
11⁄2 11379 11380 18904 18905 - - - - - -
13⁄4 11381 11382 - - - - - - - -
2 11383 11384 11413 11414 11447 11448 - - - -
21⁄2 11385 11386 11415 11416 11449 11450 - 19575 - -
3 11387 11388 11417 11418 11453 11454 11489 11490 - -
31⁄2 11389 11390 11419 11420 11455 11456 11491 11492 - -
4 11391 11392 11421 11422 11457 11458 11493 11494 - -
41⁄2 11393 11394 11423 11424 11459 11460 - - - -
5 11395 11396 11425 11426 11461 11462 11497 11498 - -
51⁄2 11397 11398 18906 18907 18908 18909 - - - -
6 11399 11400 11429 11430 11465 11466 11501 11502 - -
7 11403 11404 11433 11434 11469 11470 11505 11506 - -
8 11407 11408 11437 11438 11471 11472 11509 11510 - -
9 - - 11439 11440 11473 11474 11511 11512 - -
10 11411 11412 11441 11442 11475 11476 11513 11514 - -
11 - - - - 18910 18911 18913 18914 - -
12 18902 18903 11445 11446 11479 11480 11517 11518 - 17140
14 - - 18266 18267 11481 11482 11521 11522 - -
16 - - 18268 18269 19597 19545 11525 11526 - -
18 - - 18270 18271 19693 19694 11529 11530 - -
20 - - - - - - 18915 18916 - -
These sizes are readily available in the marketplace and Portland Bolt stocks many of them in varying quantities. If you require a size that is not listed, Portland Bolt will manufacture them.
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