Piper PA-24 Comanche Service Manual page 46

PIPER COMANCHE SERVICE MANt'AL
TABLE II-II. RECOMMP'OEO ~CT TORQl'ES (I~CH-POL1~OS) (cont.)
CHART A CHART B
BOLT FRICTION DRAG
SIZE TORQUE flNLBS )
S" 15
10 18
1/4
30
5/16 60
3/8 80
7/16
100
"APPLICABLE TO COARSE THREADS ONLY
REVISED: 11/1/82
IB20
COARSE THREAD SERIES
BOLTS
St.1 T.nsion
AN 3 thru AN 20
AN 42 thru AN 49
AN 73 thru AN Bl
AN 173 thru AN 186
MS 20033 thru MS 20046
MS 20073
MS 20074
AN 509 NK9
MS24694
AN S25 NK525
MS 27039
NUTS
SteelT.nlion Steel Sh..r
AN 310
AN 320
AN 315 AN 364
P.N 363
NAS 1022
AN 365
MS 17826
NAS 1021
MS20364.
MS 17825
MS 21045
MS 2036S
MS 20500
NAS 679
Nut-bolt Torqu. Limits TorQu.Limits
lil'
in-lb. in-Ibs
Min.
M.ll.
Min. Mill.
8 -32 12 lS 7 9
10 -24 20 25 12 15
114-20 40
SO
25 30
5116-18 80 90
48 5S
3/8-16
160 185 95 110
7/16-14 23S 255 140
155
112-13 400
480
240 290
9/16-12
500
700 300 420
5'8-11
700
900 420 540
3'4-10
1.150 1,GOO 700 950
7/8- 9 2,200 3,000
1,300
1.800
1 -8 3.700 5.000 2,200 3.000
1-118-8
5.500
6.500 3,300
4,000
1-114-8 6,500
8.000
4.000
5,000
HANDLING AND SERVIn.