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STEELFLEX® - Rexnord

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Type T90<br />

Engine Flywheel Adapter/Dimensions — Millimeters<br />

Used primarily to connect the flywheel of an<br />

engine to the driven machinery. Adapter<br />

plates are designed to accommodate<br />

standard SAE J620 bolt patterns. The T90<br />

design provides for higher torque ratings with<br />

resulting smaller sizes and lower costs than<br />

elastomer coupling designs. The flexible<br />

gridmember provides torsional damping in<br />

addition to accepting misalignment. Adapter<br />

plates are bolted and doweled to the hub to<br />

provide a secure joint.<br />

Selection — Determine the proper Steelflex<br />

coupling size using the selection method.<br />

Check size selected against those shown in<br />

table below for the clutch size used on the<br />

engine flywheel. If the coupling size is not<br />

shown, refer all details to Falk.<br />

G - (NO. & SIZE OF HOLES)<br />

ADAPTER BOLTED AND<br />

DOWELED TO HUB BY FALK<br />

T<br />

AF<br />

U<br />

BC<br />

ADAPTER<br />

L<br />

B<br />

J<br />

GAP<br />

C<br />

COVER<br />

GRID<br />

D<br />

T-HUB<br />

LUBE<br />

PLUGS<br />

A<br />

Adapter—Inches<br />

CPLG Assembly Allow<br />

Cplg Wt<br />

DIMENSIONS — MILLIMETERS<br />

Max Bore Min<br />

AF<br />

SIZE Torque Speed<br />

No Bore in<br />

mm <br />

Clutch<br />

Bore<br />

WR<br />

Rating † rpm ‡<br />

T Hub<br />

+.000 BC G T mm <br />

A B C D J L U Gap<br />

Dia<br />

– .005<br />

Nm<br />

kg<br />

6.5 8.500 7.875 6-.344<br />

.375<br />

.375<br />

1050T<br />

1060T<br />

395<br />

621<br />

3600<br />

3600<br />

50<br />

56<br />

13<br />

20<br />

8,16<br />

10,4<br />

0,025<br />

0,031<br />

138,2<br />

150,9<br />

141,7<br />

150,9<br />

60,5<br />

63,5<br />

66,5<br />

76,2<br />

79,2<br />

91,9<br />

78,0<br />

84,1<br />

127,0<br />

139,7<br />

3<br />

3<br />

375 1070T 904 3600 67 20 13,2 0,038 162,1 176,3 76,2 87,4 95,2 96,8 149,4 3<br />

7.5 9.500 8.750 8-.344<br />

. 375<br />

. 375<br />

1050T<br />

1060T<br />

395<br />

621<br />

3600<br />

3600<br />

50<br />

56<br />

13<br />

20<br />

9,07<br />

10,9<br />

0,034<br />

0,040<br />

138.2<br />

150,9<br />

141,7<br />

150,9<br />

60,5<br />

63,5<br />

66,5<br />

76,2<br />

79,2<br />

91,9<br />

78,0<br />

84,1<br />

127,0<br />

139,7<br />

3<br />

3<br />

. 375 1070T 904 3600 67 20 13,6 0,047 162,1 176,3 76,2 87,4 95,2 96,8 149,4 3<br />

. 375 1050T 395 3600 50 13 9,53 0,044 138,2 141,7 60,5 66,5 79,2 78,0 127,0 3<br />

8 10.375 9.625 6-.406<br />

. 375<br />

. 375<br />

1060T<br />

1070T<br />

621<br />

904<br />

3600<br />

3600<br />

56<br />

67<br />

20<br />

20<br />

11,8<br />

14,5<br />

0,050<br />

0,057<br />

150,9<br />

162,1<br />

150,9<br />

176,3<br />

63,5<br />

76,2<br />

76,2<br />

87,4<br />

91,9<br />

95,2<br />

84,1<br />

96,8<br />

139,7<br />

149,4<br />

3<br />

3<br />

. 500 1080T 1 860 3600 80 27 21,8 0,097 193,5 205,0 88,9 104,6 115,8 112,8 165,1 3<br />

10 12.375 11.625 8-.406 . 500 1080T 1 860 3600 80 27 24,0 0,145 193,5 205,0 88,9 104,6 115,8 112,8 165,1 3<br />

11.5 13.875 13.125 8-.406 . 500 1090T 3 390 3600 95 27 33,6 0,240 212,9 227,3 98,6 124,0 122,2 125,5 190,5 3<br />

14 18.375 17.250 8-.531<br />

. 650<br />

. 750<br />

1100T<br />

1110T<br />

5 710<br />

8 470<br />

2440<br />

2250<br />

110<br />

120<br />

42<br />

42<br />

60,3<br />

73,5<br />

0,791<br />

0,965<br />

251,0<br />

269,7<br />

276,9<br />

292,1<br />

120,6<br />

127,0<br />

142,0<br />

160,3<br />

155,4<br />

161,5<br />

151,4<br />

160,3<br />

212,9<br />

231,9<br />

5<br />

5<br />

16 20.375 19.250 8-.531<br />

. 650<br />

. 750<br />

1100T<br />

1110T<br />

5 710<br />

8 470<br />

2440<br />

2250<br />

110<br />

120<br />

42<br />

42<br />

65,8<br />

79,4<br />

1,097<br />

1,319<br />

251,0<br />

269,7<br />

276,9<br />

292,1<br />

120,6<br />

127,0<br />

142,0<br />

160,3<br />

155,4<br />

161,5<br />

151,4<br />

160,3<br />

212,9<br />

231,9<br />

5<br />

5<br />

18 22.500 21.375 6-.656<br />

. 750<br />

. 750<br />

1110T<br />

1120T<br />

5 710<br />

12 400<br />

2250<br />

2025<br />

120<br />

140<br />

42<br />

61<br />

86,2<br />

110<br />

1,827<br />

2,096<br />

269,7<br />

307,8<br />

292,1<br />

341,1<br />

127,0<br />

149,4<br />

160,3<br />

179,3<br />

161,5<br />

191,5<br />

160,3<br />

185,4<br />

231,9<br />

254,0<br />

5<br />

6<br />

. 900 1130T 10 100 1800 170 67 150 2,849 345,9 373,1 162,1 217,4 195,1 204,7 292,1 6<br />

21 26.500 27.250 12-.656<br />

.900<br />

1.000<br />

1130T<br />

1140T<br />

10 100<br />

26 000<br />

1800<br />

1650<br />

170<br />

200<br />

67<br />

67<br />

168<br />

217<br />

4,553<br />

5,738<br />

345,9<br />

384,0<br />

373,1<br />

419,9<br />

162,1<br />

184,2<br />

217,4<br />

254,0<br />

195,1<br />

201,2<br />

204,7<br />

229,4<br />

298,5<br />

336,6<br />

6<br />

6<br />

1.000 1150T 36 200 1500 215 108 276 7,572 453,1 420,6 182,9 269,2 271,3 231,4 349,3 6<br />

24 28.875 27.250 12-.812<br />

.900<br />

1.000<br />

1130T<br />

1140T<br />

10 100<br />

26 000<br />

1800<br />

1650<br />

170<br />

200<br />

67<br />

67<br />

180<br />

230<br />

5,987<br />

7,332<br />

345,9<br />

384,0<br />

373,1<br />

419,9<br />

162,1<br />

184,2<br />

217,4<br />

254,0<br />

195,1<br />

201,2<br />

204,7<br />

229,4<br />

298,5<br />

336,6<br />

6<br />

6<br />

1.000 1150T 36 200 1500 215 108 289 9,174 453,1 420,6 182,9 269,2 271,5 231,4 349,3 6<br />

Machined as Required<br />

See Page 5 for General Information and Reference Notes.<br />

For total coupling weight add [ 0,101 x (AF 2 -U 2 )xT]tovalue shown.<br />

1.000 1160T 50 800 1350 240 121 298 . . . 501,9 453,4 198,1 304,8 278,4 248,9 393,7 6<br />

1.250 1170T 67 800 1225 280 134 409 . . . 566,9 495,3 215,9 355,6 307,3 273,0 438,2 6<br />

© The Falk Corporation, 2003 (M421-110) 31

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