Page:Practical Treatise on Milling and Milling Machines.djvu/330

---

TABLE OF TOOTH PARTS—Continued
DIAMETRAL PITCH IN FIRST COLUMN

Diametral Pitch.	Circular Pitch	Thickness of Tooth on Pitch Line.	Addenedum and Module.	Working Depth of Tooth	Depth of Space below Pitch Line.	Whole Depth of Tooth
P	P′	t	s	D″	s+f.	D″+f.
1500	.2094	.1047	.0666	.1333	.0771	.1438
1600	.1963	.0982	.0625	.1250	.0723	.1348
1700	.1848	.0924	.0588	.1176	.0681	.1269
1800	.1745	.0873	.0555	.1111	.0643	.1198
1900	.1653	.0827	.0526	.1053	.0609	.1135
2000	.1571	.0785	.0500	.1000	.0579	.1079
2200	.1428	.0714	.0455	.0909	.0526	.0980
2400	.1309	.0654	.0417	.0833	.0482	.0898
2600	.1208	.0604	.0385	.0769	.0445	.0829
2800	.1122	.0561	.0357	.0714	.0413	.0770
3000	.1047	.0524	.0333	.0666	.0386	.0719
3200	.0982	.0491	.0312	.0625	.0362	.0674
3400	.0924	.0462	.0294	.0588	.0340	.0634
3600	.0873	.0436	.0278	.0555	.0321	.0599
3800	.0827	.0413	.0263	.0526	.0304	.0568
4000	.0785	.0393	.0250	.0500	.0289	.0539
4200	.0748	.0374	.0238	.0476	.0275	.0514
4400	.0714	.0357	.0227	.0455	.0263	.0490
4600	.0683	.0341	.0217	.0435	.0252	.0469
4800	.0654	.0327	.0208	.0417	.0241	.0449
5000	.0628	.0314	.0200	.0400	.0231	.0431
5600	.0561	.0280	.0178	.0357	.0207	.0385
6000	.0524	.0262	.0166	.0333	.0193	.0360