Eyebolts
ANSI B18.15 1969
| Nominal Size |
A | B | C | D | E | F | G | H | Wx | Wy | Wz | |
| Shank Dia |
Shank Length |
Eye ID |
Nominal Eye OD |
Eye Sect Dia |
Overall Length |
Min Length Full Thread |
Thread Size UNC-2A |
Safe Working Load, lb at 0 Deg1 |
Safe Working Load, lb at 45 Deg1 |
Safe Working Load, lb at 90 Deg1 |
||
| 1/4* | 0.25 | 0.25 0.28 |
1.00 1.06 |
0.69 0.81 |
1.19 | 0.19 0.25 |
2.06 2.38 |
0.75 | 1/4-20 or .250-20 | 400 | 80 | 60 |
| 5/16* | 0.31 | 0.31 0.34 |
1.12 1.19 |
0.81 0.94 |
1.44 | 0.25 0.31 |
2.44 2.75 |
0.81 | 5/16-18 or .3125-18 | 800 | 160 | 120 |
| 3/8* | 0.38 | 0.38 0.41 |
1.25 1.38 |
0.94 1.06 |
1.69 | 0.31 0.38 |
2.81 3.19 |
0.88 | 3/8-16 or .375-16 | 1400 | 280 | 210 |
| 7/16 | 0.44 | 0.44 0.47 |
1.38 1.50 |
1.00 1.12 |
1.81 | 0.34 0.41 |
3.06 3.44 |
1.00 | 7/16-14 or .4375-14 | 2000 | 400 | 300 |
| 1/2* | 0.50 | 0.50 0.53 |
1.50 1.62 |
1.12 1.25 |
2.12 | 0.44 0.50 |
3.50 3.88 |
1.12 | 1/2-13 or .500-13 | 2600 | 520 | 390 |
| 9/16 | 0.56 | 0.56 0.59 |
1.62 1.75 |
1.19 1.31 |
2.25 | 0.47 0.53 |
3.75 4.12 |
1.25 | 9/16-12 or .5625-12 | 3000 | 600 | 450 |
| 5/8* | 0.62 | 0.62 0.66 |
1.75 1.88 |
1.31 1.44 |
2.56 | 0.56 0.62 |
4.19 4.56 |
1.38 | 5/8-11 or .625-11 | 4000 | 800 | 600 |
| 3/4* | 0.75 | 0.75 0.78 |
2.00 2.12 |
1.44 1.56 |
2.81 | 0.62 0.69 |
4.69 5.06 |
1.62 | 3/4-10 or .750-10 | 6000 | 1200 | 900 |
| 7/8* | 0.88 | 0.88 0.91 |
2.25 2.38 |
1.56 1.69 |
3.19 | 0.75 0.81 |
5.31 5.69 |
1.81 | 7/8-9 or .875-9 | 6600 | 1300 | 1000 |
| 1* | 1.00 | 1.00 1.06 |
2.50 2.62 |
1.69 1.81 |
3.56 | 0.88 0.94 |
5.94 6.31 |
2.06 | 1-8 or 1.000-8 | 8000 | 1600 | 1200 |
| 1-1/8 | 1.12 | 1.12 1.19 |
2.75 2.88 |
1.94 2.06 |
4.06 | 1.00 1.06 |
6.69 7.06 |
2.31 | 1-1/8-7 or 1.125-7 | 10000 | 2000 | 1500 |
| 1-1/4* | 1.25 | 1.25 1.34 |
3.00 3.12 |
2.12 2.25 |
4.44 | 1.09 1.16 |
7.31 7.69 |
2.50 | 1-1/4-7 or 1.250-7 | 15000 | 3000 | 2250 |
| 1-1/2* | 1.50 | 1.50 1.59 |
3.50 3.62 |
2.44 2.56 |
5.19 | 1.31 1.38 |
8.56 8.94 |
3.00 | 1-1/2-6 or 1.500-6 | 18000 | 3600 | 2700 |
| 1-3/4 | 1.75 | 1.75 1.84 |
3.75 3.88 |
2.75 3.00 |
6.00 | 1.50 1.62 |
9.50 10.12 |
3.19 | 1-3/4-5 or 1.750-5 | 22000 | 4400 | 3300 |
| 2* | 2.00 | 2.00 2.09 |
4.00 4.25 |
3.06 3.44 |
6.88 | 1.75 1.88 |
10.56 11.44 |
3.38 | 2-4-1/2- or 2.000-4.50 | 26000 | 5200 | 3900 |
| 2-1/2* | 2.50 | 2.50 2.62 |
5.00 5.25 |
3.81 4.19 |
8.50 | 2.19 2.31 |
13.19 14.06 |
4.25 | 2-1/2-4 or 2.500-4 | 32000 | 6400 | 4800 |
NOTES: *Preferred
1. These safe working loads are based on the following percentages of minimum proof loads shown in ASTM
A 489; 0 Deg – 66.6 per cent, 45 Deg – 13.3 per cent, 90 Deg – 10.0 per cent.
TYPE 2 SHOULDER PATTERN EYEBOLTS
ANSI B18.15 1969
| Nominal Size |
A | B | C | D | E | F | G | H | J | K | L | R | Wx | Wy | Wz | |
| Shank Dia |
Shank Length |
Eye ID |
Nominal Eye OD |
Eye Sect Dia |
Overall Length |
Min Length Full Thread |
Thread Size UNC-2A |
Centerline Eye to Shoulder |
Shoulder Dia |
Shoulder Height |
Radius Under Shoulder |
Safe Working1 Load, lb at |
||||
| 0° | 45° | 90° | ||||||||||||||
| 1/4* | 0.25 | 0.25 0.28 |
1.00 1.06 |
0.69 0.81 |
1.19 | 0.19 0.25 |
2.22 2.53 |
0.75 | 1/4-20 or .250-20 | 0.69 0.81 |
0.50 0.56 |
0.12 0.19 |
0.015 0.025 |
400 | 100 | 80 |
| 5/16* | 0.31 | 0.31 0.34 |
1.12 1.19 |
0.81 0.94 |
1.44 | 0.25 0.31 |
2.66 2.97 |
0.81 | 5/16-18 or .3125-18 | 0.88 1.00 |
0.56 0.62 |
0.12 0.19 |
0.015 0.025 |
800 | 200 | 160 |
| 3/8* | 0.38 | 0.38 0.41 |
1.25 1.38 |
0.94 1.06 |
1.69 | 0.31 0.38 |
3.09 3.47 |
0.88 | 3/8-16 or .375-16 | 1.06 1.19 |
0.62 0.69 |
0.12 0.19 |
0.015 0.025 |
1400 | 350 | 280 |
| 7/16 | 0.44 | 0.44 0.47 |
1.38 1.50 |
1.00 1.12 |
1.81 | 0.34 0.41 |
3.41 3.78 |
1.00 | 7/16-14 or .4375-14 | 1.19 1.31 |
0.75 0.81 |
0.19 0.25 |
0.015 0.025 |
2000 | 500 | 400 |
| 1/2* | 0.50 | 0.50 0.53 |
1.50 1.62 |
1.12 1.25 |
2.12 | 0.44 0.50 |
3.81 4.19 |
1.12 | 1/2-13 or .500-13 | 1.31 1.44 |
0.88 0.94 |
0.19 0.25 |
0.015 0.025 |
2600 | 650 | 520 |
| 9/16 | 0.56 | 0.56 0.59 |
1.62 1.75 |
1.19 1.31 |
2.25 | 0.47 0.53 |
4.19 4.56 |
1.25 | 9/16-12 or .5625-12 | 1.50 1.62 |
0.94 1.00 |
0.22 0.28 |
0.020 0.045 |
3000 | 750 | 600 |
| 5/8* | 0.62 | 0.62 0.66 |
1.75 1.88 |
1.31 1.44 |
2.56 | 0.56 0.62 |
4.56 4.94 |
1.38 | 5/8-11 or .625-11 | 1.59 1.72 |
1.00 1.06 |
0.25 0.31 |
0.020 0.045 |
4000 | 1000 | 800 |
| 3/4* | 0.75 | 0.75 0.78 |
2.00 2.12 |
1.44 1.56 |
2.81 | 0.62 0.69 |
5.06 5.50 |
1.62 | 3/4-10 or .750-10 | 1.72 1.91 |
1.12 1.25 |
0.25 0.31 |
0.020 0.045 |
6000 | 1500 | 1200 |
| 7/8* | 0.88 | 0.88 0.91 |
2.25 2.38 |
1.56 1.69 |
3.19 | 0.75 0.81 |
5.75 6.19 |
1.81 | 7/8-9 or .875-9 | 2.03 2.22 |
1.31 1.44 |
0.31 0.38 |
0.040 0.065 |
6600 | 1670 | 1330 |
| 1* | 1.00 | 1.00 1.06 |
2.50 2.62 |
1.69 1.81 |
3.56 | 0.88 0.94 |
6.44 6.88 |
2.06 | 1-8 or 1.000-8 | 2.22 2.41 |
1.50 1.62 |
0.38 0.44 |
0.060 0.095 |
8000 | 2000 | 1600 |
| 1-1/8 | 1.12 | 1.12 1.19 |
2.75 2.88 |
1.94 2.06 |
4.06 | 1.00 1.06 |
7.31 7.75 |
2.31 | 1-1/8-7 or 1.125-7 | 2.59 2.78 |
1.69 1.81 |
0.44 0.50 |
0.060 0.095 |
10000 | 2500 | 2000 |
| 1-1/4* | 1.25 | 1.25 1.34 |
3.00 3.12 |
2.12 2.25 |
4.44 | 1.09 1.16 |
8.00 8.44 |
2.50 | 1-1/4-7 or 1.250-7 | 2.84 3.03 |
1.88 2.00 |
0.50 0.56 |
0.060 0.095 |
15000 | 3750 | 3000 |
| 1-1/2* | 1.50 | 1.50 1.59 |
3.50 3.62 |
2.44 2.56 |
5.19 | 1.31 1.38 |
9.22 9.72 |
3.00 | 1-1/2-6 or 1.500-6 | 3.19 3.44 |
2.12 2.25 |
0.50 0.62 |
0.060 0.095 |
18000 | 4500 | 3600 |
| 1-3/4 | 1.75 | 1.75 1.84 |
3.75 3.88 |
2.75 3.00 |
6.00 | 1.50 1.62 |
10.50 11.12 |
3.19 | 1-3/4-5 or 1.750-5 | 3.88 4.12 |
2.50 2.62 |
0.50 0.62 |
0.060 0.095 |
22000 | 5500 | 4400 |
| 2* | 2.00 | 2.00 2.09 |
4.00 4.12 |
3.06 3.44 |
6.88 | 1.75 1.88 |
11.53 12.22 |
3.38 | 2-4-1/2- or 2.000-4.50 | 4.25 4.50 |
2.88 3.00 |
0.62 0.75 |
0.060 0.095 |
26000 | 6500 | 5200 |
NOTES: 1. *Preferred.
Applies if shoulder is properly seated, otherwise safe working load of Type 1 applies. These safe working loads are based on the following percentages of minimum proof loads shown in ASTM A 489; 0 Deg – 66.6 per cent, 45 Deg – 16.7 per cent, 90 Deg – 13.3 per cent.