ATRA-FLEX Catalog 2025

A-SERIES

TI NI TS LE ER TO RF APTAI NGGES INSERT RATINGS

STANDARD INSERT

Orange insert is not recommended for high speed applications Refer to Quick Selection Guide on page 38 in this catalog for the appropriate service factors

INSERT TYPE

A00 A0 A1

A2 A3 A4 A5 A6 A7

A8 A9

A11

YELLOW

Continuous (LB-IN)

105

265

340 1,325 2,650 5,300 13,230 21,200 42,350 79,400 120,300 300,000

High Dampening

Intermittent (LB-IN)

176

411

819

2,205 4,410 8,820 22,050 35,280 70,560 132,300 200,500 500,000

General Applications

0.17 0.28

0.42 0.70

0.54 1.30

2.10 3.50

4 7

8 14

21 35

34 56

67 112

126 210

191 318

476 793

(standard)

HP @ 100 RPM (SF1)

Max RPM Unbalanced

14,000 9,800 7,300 5,400 4,200 3,600 2,600 2,200 1,900 1,600 1,360 1,150

Durometer:

Max RPM Balanced G2.5

20,200 12,200 11,000 9,000 7,000 5,300 4,200 3,400 2,900 2,400 2,100 1,700

A00 A0 A1

A2 A3 A4 A5 A6 A7

A8 A9

A11

RED

High Temperature, High Dampening

Continuous (LB-IN)

89

225

289

1,126 2,253 4,505 11,246 18,020 35,998 67,490 102,255 255,000

Intermittent (LB-IN)

150

349

696

1,874 3,749 7,497 18,743 29,988 59,976 112,455 170,425 425,000

High Temperature Running Applications 350

0.14 0.24

0.36 0.60

0.46 1.11

1.79 2.98

3 6

7 12

18 30

29 48

57 95

107 179

162 270

405 674

HP @ 100 RPM (SF1)

Max RPM Unbalanced

14,000 9,800 7,300 5,400 4,200 3,600 2,600 2,200 1,900 1,600 1,360 1,150

Durometer: 90A

Max RPM Balanced G2.5

20,200 12,200 11,000 9,000 7,000 5,300 4,200 3,400 2,900 2,400 2,100 1,700

A00 A0 A1

A2 A3 A4 A5 A6 A7

A8 A9

A11

ORANGE

High Torque, Medium Dampening

Continuous (LB-IN)

200

503

646

2,518 5,035 10,070 25,137 40,280 80,465 150,860 228,570 570,000

Intermittent (LB-IN)

334 838 1,556 4,190 8,379 16,758 41,895 67,032 134,064 251,370 380,950 950,000

0.32 0.53

0.80 1.33

1.02 2.47

4.00 6.65

8 13

16 27

40 66

64 106

128 213

239 399

363 604

904 1,507

Low Speed Applications

HP @ 100 RPM (SF1)

Max RPM Unbalanced

14,000 9,800 7,300 5,400 4,200 3,600 2,600 2,200 1,900 1,600 1,360 1,150

Durometer:

Max RPM Balanced G2.5

20,200 12,200 11,000 9,000 7,000 5,300 4,200 3,400 2,900 2,400 2,100 1,700

A00 A0 A1

A2 A3 A4 A5 A6 A7

A8 A9

A11

BROWN

High Dampening

Continuous (LB-IN)

85

214

275

1,070 2,140 4,280 10,683 17,119 34,198 64,116 97,142 242,250

Intermittent (LB-IN)

142

356

661

1,781

3,561

7,122 17,805 28,489 56,977 106,832 161,904 403,750

0.13 0.23

0.34 0.57

0.44 1.05

1.70 2.83

3 6

7 11

17 28

27 45

54 90

102 170

154 257

384 641

Shock Loads

HP @ 100 RPM (SF1)

Max RPM Unbalanced

14,000 9,800 7,300 5,400 4,200 3,600 2,600 2,200 1,900 1,600 1,360 1,150

Durometer: 95A

Max RPM Balanced G2.5

20,200 12,200 11,000 9,000 7,000 5,300 4,200 3,400 2,900 2,400 2,100 1,700

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