Heavy Duty Inch Spindle Locknuts & Ball Screws (Click on thumbnails to enlarge) 
Heavy Duty Facelock Locknuts
Heavy Duty Facelock Locknuts | 
Heavy Duty Inch Spindle Locknuts &
Ball Screws - Blueprint
Heavy Duty Inch Spindle Locknuts & Ball Screws - Blueprint | 
Heavy Duty Inch Peripheral Locknut
Heavy Duty Inch Peripheral Locknut |
Heavy Duty Inch Spindle Locknuts & Ball ScrewsHeavy Duty Inch and Metric Locknuts should be utilized in high thrust load and high RPM applications. The Heavy Duty Precision series is manufactured with higher strength materials. For the screw sizes & torque requirements, refer to the Inch Bearing Locknut page. | PART NO. HTLN | A
DIA. | B | C
DIA. | D
SLOT/HOLE | E | F
MAJ. | G
PITCH DIA. | H
PITCH | J
PILOT DIA. | K | | *00 | .875 | .468 | .625 | .125 Holes Only | .120 | .391 | .3707/.3733 | 32 | - | - | | *01 | 1.000 | .468 | .719 | .125 | .094 | .469 | .4487/.4513 | 32 | - | - | | *02 | 1.125 | .531 | .813 | .125 | .094 | .586 | .5657/.5687 | 32 | .5908/.5912 | .156 | | 03 | 1.125 | .531 | .938 | .125 | .094 | .664 | .6437/.6467 | 32 | .6695/.6699 | .156 | | 04 | 1.375 | .562 | 1.125 | .188 | .094 | .781 | .7607/.7641 | 32 | .7876/.7880 | .156 | | 05 | 1.562 | .625 | 1.281 | .188 | .094 | .969 | .9487/.9521 | 32 | .9845/.9849 | .156 | | 06 | 1.750 | .625 | 1.500 | .188 | .094 | 1.173 | 1.1369/1.1409 | 18 | 1.1813/1.1817 | .156 | | 065 | 2.062 | .656 | 1.813 | .188 | .094 | 1.312 | 1.2764/1.2804 | 18 | 1.3145/1.3150 | .156 | | 07 | 2.062 | .656 | 1.813 | .188 | .094 | 1.376 | 1.3399/1.3439 | 18 | 1.3783/1.3788 | .156 | | 08 | 2.250 | .656 | 2.000 | .250 | .094 | 1.563 | 1.5269/1.5314 | 18 | 1.5751/1.5756 | .156 | | 09 | 2.531 | .656 | 2.281 | .250 | .094 | 1.767 | 1.7309/1.7354 | 18 | 1.7720/1.7725 | .156 | | 10 | 2.688 | .750 | 2.438 | .250 | .094 | 1.967 | 1.9309/1.9354 | 18 | 1.9688/1.9693 | .188 | | 11 | 2.968 | .750 | 2.656 | .250 | .125 | 2.157 | 2.1209/2.1260 | 18 | 2.1657/2.1662 | .188 | | 12 | 3.156 | .812 | 2.844 | .250 | .125 | 2.360 | 2.3239/2.3290 | 18 | 2.3625/2.3630 | .188 | | 13 | 3.375 | .844 | 3.062 | .250 | .125 | 2.548 | 2.5119/2.5170 | 18 | 2.5594/2.5599 | .188 | | 14 | 3.625 | .844 | 3.312 | .250 | .125 | 2.751 | 2.7149/2.7200 | 18 | 2.7562/2.7567 | .219 | | 15 | 3.875 | .906 | 3.562 | .375 | .125 | 2.933 | 2.8789/2.8843 | 12 | 2.9531/2.9536 | .250 | | 16 | 4.156 | .906 | 3.844 | .375 | .125 | 3.137 | 3.0829/3.0888 | 12 | 3.1499/3.1504 | .250 | | 17 | 4.406 | .938 | 4.031 | .375 | .156 | 3.340 | 3.2859/3.2918 | 12 | 3.3469/3.3474 | .281 | | 18 | 4.656 | 1.032 | 4.281 | .375 | .156 | 3.527 | 3.4729/3.4803 | 12 | 3.5437/3.5442 | .281 | | 19 | 4.938 | 1.094 | 4.562 | .375 | .156 | 3.730 | 3.6759/3.6833 | 12 | 3.7406/3.7411 | .313 | | 20 | 5.188 | 1.125 | 4.812 | .375 | .156 | 3.918 | 3.8639/3.8713 | 12 | 3.9374/3.9379 | .344 | | 21 | 5.438 | 1.125 | 5.000 | .500/.375 | .188 | 4.122 | 4.0679/4.0762 | 12 | 4.1343/4.1349 | .344 | | 22 | 5.718 | 1.188 | 5.281 | .500/.375 | .188 | 4.325 | 4.2709/4.2792 | 12 | 4.3311/4.3317 | .375 | | 24 | 6.125 | 1.218 | 5.688 | .500/.375 | .188 | 4.716 | 4.6619/4.6702 | 12 | 4.7248/4.7254 | .406 |
NOTE: Larger sizes & specials available upon request. - Available with Left-hand Threads (-LH). (Extra Cost)
- Available with Ground Bearing Face (-GF). (Extra Cost)
| - Available with Pilot feature (-P). (Extra Cost)
- All parts complete with locking screws
|
SAMPLE ORDERING INSTRUCTIONS: Face Lock Style - HTLN 08
Peripheral Lock Style - HTLN 08-PH
Face Lock Style w/ Ground Face - HTLN 08-GF
Peripheral Lock Style w/ Ground Face - HTLN 08-PHGF | Face Lock Style w/ Left-hand Threads - HTLN 08-LH
Peripheral Lock Style w/Left-hand Threads - HTLN 08-PHLH
Face Lock Style w/ Pilot Feature - HTLN 08-P
Peripheral Lock Style w/ Pilot Feature - HTLN 08-PHP |
NOTE: Dimensions apply to both Face & Peripheral Lock Styles.
* Piloted locknuts assure concentricity of locknut to spindle in high speed applications.
* Consult with Taper Line concerning face lock limitations on smaller bearing bore sizes 03 thru 06.
* See Torque Information for the recommended torque values on locking screws
* Face Lock Screws may extend beyond locking face.
* Class 3B Thread
* Available on CAD Library Back to top Shaft Dimension for Inch Standard and Piloted Locknuts
Shaft Dimensions of Inch & Piloted Locknuts
Shaft Dimensions of Inch & Piloted Locknuts | | |
| TLN HTLN | BEARING BORE NO. | BEARING BORE A-NOM. | B | B1 | C MAX | EXTENSION D-MAX | MAJOR DIA. | PITCH DIA. | MINOR DIA. MAX. | THREADS PER INCH | | 00 | 0 | .3937 | .375 | .531 | .312 | - | .391-.3856 | .3707/.3681 | .3527 | 32 | | 01 | 1 | .4724 | .375 | .531 | .406 | - | .469-.4636 | .4487/.4461 | .4307 | 32 | | 02 | 2 | .5906 | .406 | .593 | .500 | .125 | .586-.5806 | .5657/.5627 | .5477 | 32 | | 03 | 3 | .6693 | .406 | .593 | .562 | .125 | .664-.6586 | .6437-.6407 | .6257 | 32 | | 04 | 4 | .7874 | .438 | .625 | .718 | .125 | .781-.7756 | .7607-.7573 | .7427 | 32 | | 05 | 5 | .9843 | .468 | .688 | .875 | .125 | .969-.9636 | .9487-.9453 | .9307 | 32 | | 06 | 6 | 1.1811 | .468 | .688 | 1.062 | .125 | 1.173-1.1648 | 1.1369-1.1329 | 1.1048 | 18 | | 065 | 065 | 1.3125 | .500 | .718 | 1.187 | .125 | 1.312-1.3043 | 1.2764-1.2764 | 1.2443 | 18 | | 07 | 7 | 1.3780 | .500 | .718 | 1.250 | .125 | 1.376-1.3678 | 1.3399-.1.3359 | 1.3078 | 18 | | 08 | 8 | 1.5748 | .531 | .718 | 1.468 | .125 | 1.563-1.5548 | 1.5269-1.5224 | 1.4948 | 18 | | 09 | 9 | 1.7717 | .531 | .718 | 1.688 | .125 | 1.767-1.7588 | 1.7309-1.7264 | 1.6988 | 18 | | 10 | 10 | 1.9685 | .594 | .844 | 1.875 | .156 | 1.967-1.9588 | 1.9309-1.9264 | 1.8988 | 18 | | 11 | 11 | 2.1654 | .594 | .844 | 2.062 | .156 | 2.157-2.1488 | 2.1209-2.1158 | 2.0888 | 18 | | 12 | 12 | 2.3622 | .625 | .906 | 2.250 | .156 | 2.360-2.3518 | 2.3239-2.3188 | 2.2918 | 18 | | 13 | 13 | 2.5591 | .641 | .938 | 2.438 | .156 | 2.548-2.5398 | 2.5119-2.5068 | 2.4798 | 18 | | 14 | 14 | 2.7559 | .641 | .938 | 2.625 | .188 | 2.751-2.7428 | 2.7149-2.7098 | 2.6828 | 18 | | 15 | 15 | 2.9528 | .688 | 1.000 | 2.781 | .188 | 2.933-2.9218 | 2.8789-2.8735 | 2.8308 | 12 | | 16 | 16 | 3.1496 | .688 | 1.000 | 3.000 | .188 | 3.137-3.1258 | 3.0829-3.0770 | 3.0348 | 12 | | 17 | 17 | 3.3465 | .718 | 1.031 | 3.188 | .218 | 3.340-3.3288 | 3.2859-3.2800 | 3.2378 | 12 | | 18 | 18 | 3.5433 | .812 | 1.156 | 3.375 | .218 | 3.527-3.5158 | 3.4729-3.4655 | 3.4248 | 12 | | 19 | 19 | 3.7402 | .844 | 1.219 | 3.562 | .250 | 3.730-3.7188 | 3.6759-3.6685 | 3.6278 | 12 | | 20 | 20 | 3.9370 | .875 | 1.250 | 3.781 | .281 | 3.918-3.9068 | 3.8639-3.8565 | 3.8158 | 12 | | 21 | 21 | 4.1339 | .875 | 1.250 | 3.938 | .281 | 4.122-4.1108 | 4.0679-4.0596 | 4.0198 | 12 | | 22 | 22 | 4.3307 | .906 | 1.312 | 4.188 | .312 | 4.325-4.3138 | 4.2709-4.2626 | 4.2228 | 12 | | 24 | 24 | 4.7244 | .938 | 1.343 | 4.562 | .344 | 4.716-4.7048 | 4.6619-4.6536 | 4.6138 | 12 | | 26 | 26 | 5.1181 | 1.000 | - | 4.938 | .406 | 5.106-5.0948 | 5.0519-5.0436 | 5.0038 | 12 | | 28 | 28 | 5.5118 | 1.062 | - | 5.312 | .406 | 5.497-5.4858 | 5.4429-5.4346 | 5.3948 | 12 | | 30 | 30 | 5.9055 | 1.125 | - | 5.718 | .406 | 5.888-5.8768 | 5.8339-5.8256 | 5.7858 | 12 | | 32 | 32 | 6.2992 | 1.188 | - | 6.125 | .438 | 6.284-6.2678 | 6.2029-6.1938 | 6.1306 | 8 | | 34 | 34 | 6.6929 | 1.281 | - | 6.500 | .438 | 6.659-6.6438 | 6.5778-6.5687 | 6.5056 | 8 | | 36 | 36 | 7.0866 | 1.250 | - | 6.906 | .438 | 7.066-7.0508 | 6.9848-6.9757 | 6.9126 | 8 | | 38 | 38 | 7.4803 | 1.281 | - | 7.312 | .438 | 7.472-7.4568 | 7.3908-7.3817 | 7.3186 | 8 | | 40 | 40 | 7.8740 | 1.344 | - | 7.688 | .500 | 7.847-7.8318 | 7.7658-7.7544 | 7.6938 | 8 | | 44 | 44 | 8.6614 | 1.406 | - | 8.312 | .562 | 8.628-8.6123 | 8.5468-8.5347 | 8.4746 | 8 |
Class 3A Threads NOTE: Dimensions apply to both Face & Peripheral Locknuts. Piloted Locknuts assure concentricity of nut to shaft in high speed applications. Back to top | 
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