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Pressure Relief Grease Fittings
For use on gear box housings and bearings, (such as king pins, universal joints, etc.), where excessive lubricant pressures are not desirable. These saftey valves open at the predetermined pressures shown in the table below. Pressure Relief Grease Fittings are also referred to as Pressure Relief Zerk Fittings, Pressure Relief Lubrication Fittings, and Pressure Relief Hydraulic Fittings.
| SAE Number | Description | FIG |
A |
B |
X |
Alemite
# |
Lincoln
# |
| H-200-317400 | 1/8"-PTF. MIN PSI=1/4 MAX=1 | 8 |
1/2" |
19/64" |
7/16" |
317400 |
N/A |
| H-200-47200 | 1/8"-PTF. MIN PSI=1 MAX= 5 | 8 |
1/2" |
19/64" |
7/16" |
47200 |
N/A |
| H-200-5677 | 1/8"-PTF. MIN PSI=1 MAX=5 | 8 |
1/2" |
19/64" |
7/16" |
N/A |
5677 |
| H-200-47640 | 1/8"-PTF. MIN PSI=7.5 MAX=15 | 8 |
1/2" |
19/64" |
7/16" |
47640 |
N/A |
| H-200-323060 | 1/8"-PTF. MIN PSI=15 MAX=25 | 8 |
1/2" |
19/64" |
7/16" |
323060 |
N/A |
| H-200-5678J | 1/8"-PTF. MIN PSI=7.5 MAX=15 | 8 |
12.7 |
7.1 |
7/16" |
N/A |
5678 |
| H-200-47100 | 1/8"-PTF. MIN PSI=45 MAX=80 | 8 |
1/2" |
19/64" |
7/16" |
47100 |
N/A |
| H-200-50500 | 1/8"-PTF. MIN PSI= 400 MAX=650 | 8 |
1/2" |
19/64" |
7/16" |
50500 |
N/A |
| H-300-47200 | 1/4"-PTF. MIN PSI=1 MAX=5 | 8 |
43/64" |
27/64" |
39/64" |
47200 |
N/A |
| K-38-321839 | 3/8" DRIVE. MIN PSI=1 MAX=5 | 9 |
1/2" |
N/A |
N/A |
321839 |
N/A |
| H-200-338382 | 1/8" LEAK PROOF. MIN PSI=80 MAX=140 | 10 |
9/16" |
11/32" |
7/16 |
338382 |
N/A |
|
SAE
|
Alemite
|
Lincoln
|
Description
|
(psi)
|
Figure
|
|
|
Min
|
Max
|
|||||
| H-200-47200 |
47200
|
N/A
|
1/8"
P.T.F
|
1
|
5
|
1
|
| H-200-5677 |
N/A
|
5677
|
1/8"
P.T.F
|
1
|
5
|
2
|
| K-38-321839 |
321839
|
N/A
|
3/8"
Drive
|
1
|
5
|
3
|
| H-300-47200 |
47200
|
N/A
|
1/4"
P.T.F
|
1
|
5
|
1
|
| H-200-47640 |
47640
|
N/A
|
1/8"
P.T.F
|
7.5
|
15
|
1
|
| H-200-5678 |
N/A
|
5678
|
1/8"
P.T.F
|
7.5
|
15
|
2
|
| H-200-47100 |
47100
|
N/A
|
1/8"
P.T.F
|
45
|
80
|
1
|
