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TABLE 7 – USAF PILLOW BLOCK
DOWEL PIN, LUBRICATION & MOUNTING HOLE POSITIONS
USAF H J
HSG SERIES BRG SERIES
AA BB CC GG1 GG2
G
MAX DIA.
HH
HOLD SIZE BOLT SIZE
II JJ1 JJ2
HOLE SIZE BOLT SIZE
22209
22210
22211
22213
215 22215 1
7
/
8
1
7
/
32
23
/
64
7½ 1¼
5
/
16
9
1
/
16
11
/
16
5
/
8
10¼ 8
21
/
32
1
7
/
8
9
/
16
½
216 22216 2
1
/
32
1
3
/
8
5
/
16
8
19
/
32
1
3
/
8
5
/
16
10¼
13
/
16
¾ 11
19
/
32
9
15
/
16
2
1
/
16
11
/
16
5
/
8
217 22217 2
1
/
16
1
15
/
32
13
/
32
8
19
/
32
1
3
/
8
5
/
16
10¼
13
/
16
¾ 11
19
/
32
9
15
/
16
2
1
/
16
11
/
16
5
/
8
218 22218 2
3
/
8
1½
7
/
16
9
7
/
16
1
29
/
64
5
/
16
11
13
/
3
2
13
/
16
¾ 12
5
/
8
11
1
/
32
2
9
/
32
11
/
16
5
/
8
220 22220 2
11
/
16
1
23
/
32
17
/
32
10¼ 1
39
/
64
5
/
16
12
19
/
3
2
15
/
16
7
/
8
14
23
/
64
11
13
/
16
2
19
/
32
13
/
16
¾
222 22222 2
13
/
16
1
15
/
16
19
/
32
11
1
/
32
1
25
/
32
15
/
32
13
25
/
3
2
15
/
16
7
/
8
15½ 12
19
/
32
2
29
/
32
13
/
16
¾
224 22224 3
1
/
8
1
29
/
32
11
/
16
11
27
/
6
4
1
25
/
32
15
/
32
13
7
/
8
15
/
16
7
/
8
15
7
/
8
13 2
29
/
32
13
/
16
¾
226 22226 3¼ 2
3
/
32
¾ 12
25
/
3
2
2
3
/
64
15
/
32
14
31
/
3
2
1
1
/
16
1 17
3
/
8
14
9
/
16
3
5
/
32
15
/
16
7
/
8
228 22228 3
31
/
64
2
17
/
32
¾ 13
19
/
3
2
2
5
/
32
15
/
32
16
17
/
3
2
1
5
/
16
1¼ 18
11
/
16
15¾ 3
5
/
8
1
1
/
16
1
230 22230 3
27
/
32
2
17
/
32
13
/
16
14¾ 2
3
/
8
15
/
32
17
23
/
3
2
1
5
/
16
1¼ 19½ 16
15
/
16
3
15
/
16
1
1
/
16
1
232 22232 4
3
/
32
2
9
/
16
29
/
32
15
9
/
16
2
23
/
64
15
/
32
18½ 1
5
/
16
1¼ 20
9
/
32
17
23
/
32
3
15
/
16
1
1
/
16
1
234 22234 4
1
/
8
3 1 – – – 20½ 1
9
/
16
1½ 23
3
/
8
– – – –
236 22236 4
5
/
16
3 1 – – – 22¼ 1
9
/
16
1½ 25¼ – – – –
238 22238 4½ 3
1
/
8
1
1
/
8
– – – 23 1
9
/
16
1½ 26
5
/
8
– – – –
244 22244 5
13
/
64
3
5
/
8
1
3
/
16
– – – 26
5
/
6
1
13
/
16
1¾ 30¾ – – – –
ITEM DESCRIPTION
A Optional Seal Grease Location
B
Optional Location for Vent. Vibration Pickup and/or
Grease Location for Non W33 Grooved Bearing
C Position for Thermocouple Location
D Position for Lubrication of Bearing with W33 Groove
E
Lubrication Port for W33 Groove Bearing
Drilled Standard on Pillow Blocks
F
Per Drilled and Tap Location for Vent or Side
Lubrication for Bearing without W33 Groove
G Dowel Pin Location for Metric Plummer Blocks
H
Drilling Location for Two Bolt Mounting or Optional
Dowel Pin Location
I Optional Location for Dowel Pin Location
J
Drilling Location for Four Bolt Mounting or Optional
Dowel Pin Location
6