Piper PA-44-180 SEMINOLE Maintenance Manual page 791

CHART 9102. RECOMMENDED NUT TORQUES (cont.)
BOLTS
Steel Tension
AN 3 THRU AN 20
AN 42 THRU AN 49
AN 73 THRU AN 81
AN 173 THRU AN 186
MS 20033 THRU MS 20046
MS 20073
MS 20074
AN 509 NK9
MS 24694
AN 525 NK525
MS 27039
NUTS
Steel Tension
AN 310
AN 315
AN 363
AN 365
NAS 1021
MS 17825
MS 21045
MS 20365
MS 20500
NAS 679
Nut-bolt Torque Limits
size in-lbs.
Min. Max.
8-36 12 15
10-32 20 25
1/4-28 50 70
5/16-24 100 140
3/8-24 160 190
7/16-20 450 500
1/2-20 480 690
9/16-18 800 1,000
5/8-18 1,100 1,300
3/4-16 2,300 2,500
7/8-14 2,500 3,000
1-14 3,700 4,500
1-1/8-12 5,000 7,000
1-1/4-12 9,000 11,000
PIPER AIRCRAFT
PA - 4 4 - 1 8 0 / 1 8 0 T
AIRPLANE MAINTENANCE MANUAL
FINE THREAD SERIES
MS 20004 THRU MS 20024
NAS 144 THRU NAS 158
NAS 333 THRU NAS 340
NAS 583 THRU NAS 590
NAS 624 THRU NAS 644
NAS 1303 THRU NAS 1320
NAS 172
NAS 174
NAS 517
Steel Shear Steel Tension
AN 320 AN 310
AN 364 AN 315
NAS 1022 AN 363
MS 17826 AN 365
MS 20364 MS 17825
MS 20365
MS 21045
NAS 1021
NAS 679
NAS 1291
Torque Limits Torque Limits
in-lbs. in-lbs.
Min. Max. Min. Max.
7 9
12 15 25 30
30 40 80 100
60 85 120 145
95 110 200 250
270 300 520 630
290 410 770 950
480 600 1,100 1,300
660 780 1,250 1,550
1,300 1,500 2,650 3,200
1,500 1,800 3,550 4,350
2,200 3,300 4,500 5,500
3,000 4,200 6,000 7,300
5,400 6,600 11,000 13,400
4A22
BOLTS
Steel Tension
Steel shear bolt
NAS 464
NUTS
Steel Shear Alum. Tension
AN 320 AN 365D
AN 364 AN 310D
NAS 1022 NAS 1021D
MS 17826
MS 20364
Torque Limits Torque Limits
in-lbs.
Min. Max. Min.
15 20 10
50 60 30
70 90 40
120 150 75
300 400 180
450 550 280
650 800 380
750 950 550
1,600 1,900 950
2,100 2,690 1,250
2,700 3,300 1,600
3,600 4,400 2,100
6,600 8,000 3,900
BOLTS
Aluminum
AN 3DD THRU AN 20DD
AN 173DD THRU AN 186DD
AN 509DD
AN 525D
MS 27039D
MS 24694DD
NUTS
Alum. Shear
AN 320D
AN 364D
NAS 1022D
Torque Limits
in-lbs. in-lbs.
Max. Min. Max.
5 10 3 6
15 5 10
45 15 30
65 25 40
110 45 70
280 110 170
410 160 260
580 230 360
670 270 420
1,250 560 880
1,900 750 1,200
2,400 950 1,500
3,200 1,250 2,000
5,600 2,300 3,650
9 1 - 0 1 - 0 1
Page 91-03
Revised: May 15, 1989