Machinery’s Handbook, 31st Edition
Index
2953
S crew machines
( continued )
S crews
( continued )
drills 937, 944 knurling 1234, 1235
tap marking symbols 973 thumb 1929, 1932–1933 Unified Standard 1670, 1810 wing 1929 wood 1935 worm threads 2270–2273 S crew thread inserts chemical composition 1749 compatibility 1745 dimensions 1745 hardness 1757 helical coil 1745 helical coil insert 1746 insert length data 1749–1754 inspection 1749 length selection 1756, 1757 material strength 1756 tapped hole 1745 taps 1757 threaded hole data 1747–1748 tolerance classes 1745 types 1745 S crew thread insert taps 1757 S crew threads and thread systems S ealants 2663
reaming speeds and feeds 1235 speeds and feeds 1235–1236 stock required for given production 1239 threading cams 1234 S crews
angularity and eccentricity 1767 ANSI/ASME head recesses 1836 and bolts 1670 breaking load 1669 British Standard BSF 1811
inch 1758–1761, 1798, 1826–1832 metric 1766, 1798–1807, 1826–1831 Unified 1808, 1810 Whitworth 1758, 1760, 1811, 1832
cap 1674, 1812 cap, metric 1714 drive 1833, 1848 force for turning 178 form 1767 grade markings for steel 1666 head recesses 1836 heavy hex 1672–1674 button head 1830 heavy hex 1674 hex 1671 lag screw 1675–1676 metric 1718 length of engagement 1668 length of thread 1767 mechanical principle of 178 metric British Standard 1807 cap 1714 diameters 1716 flange 1720, 1721 formed 1715 heavy hex 1716 ISO 1763 hex cap 1671 inserts 1848 jig and fixture miniature 1785 self-threading 1833–1857 set 1819–1832 shoulder 1719, 1818 sockets for 1821 sockets metric series 1828 strength of 1667 stress areas 1660, 1668 tap drills 2168
anaerobic pipe 2665 gasket materials 2664 pipe joining 2663
silicone rubber gasketing 2664 tapered pipe threading 2664 types 2663 See also specific applications S ealing bearings 2398 S easoning steel, subzero 502 S ecant 96 S ecant modulus (plastics) 565 S ection lining, standard for drawings 622 S ection modulus angles 2698–2700 circle 244 circular ring 245 ellipse 245 formulas for various sections 241–250 half circle 244 hexagon 243 hollow circle 244 I-beams 2692–2696
reduced body diameter 1717 socket head shoulder 1719 socket 1826
I-section 245 L-section 249 octagon 244 polar 251, 252 rectangle 242 structural shapes
angles, steel 2700 channels, aluminum 2701
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