421FS | Parker Fire Suppression Hose
Parker 421FS Fire Supression hose is used on automatic fire supression equipment. Most common use of this hose is on mining fire supression equipment. ![]() |
Parker 421FS Fire Suppression HoseSpecifications: MSHA |
Parker 421S Fire Suppression Hose | Sizes and Specifications
Part No |
Inside Diameter |
Outside Diameter |
Working Pressure |
Min Bend Radius |
Weight |
Vacuum Rating |
Coupling |
|||||||
421FS |
in |
mm |
in |
mm |
psi |
MPa |
in |
mm |
lb/ft |
kg/m |
in of Hg |
kPa |
Series |
|
421FS-4 |
1/4 |
6.3 |
0.53 |
13 |
2750 |
192 |
4 |
100 |
0.16 |
0.24 |
- |
- |
43 |
|
421FS-8 |
1/2 |
12.5 |
0.81 |
21 |
2000 |
140 |
7 |
180 |
0.29 |
0.43 |
- |
- |
43 |
|
421FS-12 |
3/4 |
19 |
1.09 |
28 |
1250 |
87 |
9.5 |
240 |
0.42 |
0.63 |
- |
- |
43 |
THIS SECTION IS FOR REFERENCE ONLY
Hose & Fittings, Etc. is not able to sell CoalMaster series of hoses. Please contact Fairmont Supply in West Virginia:
304-367-9221
IMPORTANT!
Hose and hose fittings series must be correctly matched. Using any fittings other than those specifically designated by the hose manufacturer for use with each specific hose can lead to hose assembly failure. Hose assembly failures have lead to damage, injury and death.
WARNING: This product can expose you to chemicals including lead and/or DEHP and/or carbon black, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov