AN838 Rev 9
A
B
Dash
Hose ID
Tube size
Thread T
Approx
Approx
number
inches (mm)
inches (mm)
SAE-AS8879
inches (mm)
inches (mm)
4
.250 (6.35)
.250 (6.35)
.4375-20UNJF-3A
.250 (6.25)
.313 (7.95)
6
.375 (9.53)
.375 (9.53)
.5625-18UNJF-3A
.313 (7.95)
.500 (12.70)
8
.500 (12.70)
.500 (12.70)
.7500-16UNJF-3A
.438 (11.13)
.625 (15.88)
10
.625 (15.88)
.625 (15.88)
.8750-14UNJF-3A
.438 (11.13)
.750 (19.05)
12
.750 (19.05)
.750 (19.05)
1.0625 -12UNJF-3A
.500 (12.70)
.938 (23.83)
16
1.000 (25.40)
1.000 (25.40)
1.3125 -12UNJ-3A
.563 (14.30)
1.000 (25.40)
20
1.250 (31.75)
1.250 (31.75)
1.6250 -12UNJF-3A
.563 (14.30)
1.250 (37.75)
24
1.500 (38.10)
1.500 (38.10)
1.8750 -12UNJF-3A
.625 (15.88)
1.500 (38.10)
D
F
E
+.047 (1.19)
+.047 (1.19)
Dash
C Dia.
Radius
-.000
-.000
number
inches (mm)
inches (mm)
inches (mm)
inches (mm)
4
.438 (11.13)
1.844 (46.84)
1.563 (39.70)
.063 (1.60)
6
.563 (14.30)
1.938 (49.23)
1.734 (44.04)
8
.750 (19.05)
2.031 (51.59)
2.313 (58.75)
10
.875 (22.23)
2.094 (53.19)
.094 (2.39)
2.281 (57.94)
12
1.063 (27.00)
2.250 (57.15)
2.563 (65.10)
16
1.313 (33.35)
2.375 (60.33)
2.688 (68.28)
20
1.625 (41.28)
2.531 (64.29)
.125 (3.18)
2.922 (74.22)
24
1.875 (47.63)
2.656 (67.46_
3.063 (77.80)
J
M
H
Dash
+.047 (1.19)
K
+.047 (1.19)
Radius
number
-.000
inches (mm)
-.000
inches (mm)
inches (mm)
inches (mm)
4
.063 (1.57)
1.906 (48.41)
.438 (11.13)
1.594 (40.49)
6
2.000 (50.80)
.563 (14.30)
1.766 (44.86)
.094 (2.39)
8
2.109 (53.57)
.750 (19.05)
2.109 (53.57)
10
2.172 (55.17)
.875 (22.23)
2.391 (60.73)
12
.125 (3.18)
2.375 (60.33)
1.063 (27.00)
2.688 (68.28)
16
2.547 (64.69)
1.313 (33.35)
2.875 (73.03)
20
2.766 (70.26)
1.625 (41.28)
3.156 (80.16)
.188 (4.78)
24
2.938 (74.63)
1.875 (47.63)
3.359 (85.32)
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for information only.
3. Unless otherwise specified tolerances are ±.010 inch (0.25 mm.
4. Break sharp edges .and remove all hanging burrs and slivers
5. Machined surfaces shall be finished to 125µ in Ra, forged surfaces shall be 250µ inches Ra, unless
otherwise specified on the figures. Surface finish shall be in accordance with ASME B46.1.
6. For design features purposes, this standard takes precedence over documents referenced herein.
FIGURE 1. 90° Elbow - Continued.
2
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