Page 409 - SKF-bearing-housings

Design considerations

cont. Table 3
Safe loads and cap bolt information for SAF cast iron housings

P 60° P 90° P 120°

P 150° P 180°
Housing Recommended safe loads Cap bolt
Size P 60° P 90° P 120° P 150° P 180° (no.) Size Torque SAE
grade
– lbf. in. ft.-lbs.
317 617 21 200 12 700 8 000 7 200 8 600 (2) 3/4-10 380 8 8
317* 617* 23 300 14 000 8 800 8 000 9 600 (2) 3/4-10 380 8
024 220 520 30 500 18 300 11 400 10 400 12 500 (2) 3/4-10 150 5
024* 220* 520* 26 700 16 000 10 000 9 000 11 000 (2) 3/4-10 150 5
318 618 28 800 17 300 11 000 10 000 12 200 (2) 3/4-10 380 8
026 222 522 33 400 20 000 12 500 11 400 13 700 (2) 3/4-10 150 5
224 524 41 700 25 000 16 300 15 000 18 300 (2) 1-8 295 5
028 320 620 41 700 25 000 16 300 15 000 18 300 (2) 1-8 900 8
226 526 42 500 25 500 16 600 15 300 19 000 (2) 1-8 295 5
030/032 322 622 42 500 25 500 16 600 15 300 19 000 (2) 1-8 900 8
034 228 528 55 900 33 500 21 200 19 300 23 200 (2) 1-8 295 5
230 324 530 624 51 700 31 000 19 600 18 000 21 600 (4) 3/4-10 150 5
036/038 232 326 532 626 50 900 30 500 19 300 17 600 21 200 (4) 3/4-10 150 5
040 234 328 534 628 52 600 31 500 19 300 17 300 20 800 (4) 3/4-10 150 5
236 330 536 630 52 600 31 500 19 000 17 000 20 000 (4) 3/4-10 150 5
044 238 332 538 632 65 100 39 000 24 000 21 200 25 500 (4) 7/8-9 200 5
048 240 334 540 634 81 800 49 000 30 500 27 000 32 500 (4) 7/8-9 200 5
052 244 338 544 638 95 100 57 000 36 000 32 500 39 000 (4) 1-8 295 5
056 340 640 101 000 61 000 38 000 34 000 41 500 (4) 1 1/2-6 750 5

* When the bearing housing can be supplied with either a two- or four-bolt base, the asterisk allowable loads for the four-bolt
base option

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