Why use our parts?
Fire hydrants are often exposed to the elements, physical impacts, and heavy use during emergency situations. A worn or poorly fitted part can compromise the proper functioning of the equipment at a critical moment. Using high-quality generic parts with OEM-equivalent performance helps extend the equipment’s lifespan while ensuring the safety of both intervention teams and the public.
By choosing Hydra-Spec, you benefit from:
H-S
REF
Description
Pièces
4001
4004
4208
4215
4220
4025*
4030*
4035*
4040*
4046
4250
4256-F
4260*
4270-A
4075
4285
53
45
65
43
55A
51
46
52
47
–
42
–
55B
49
50
44
Operating nut
Thrust bearing retainer
Stop nut
Bonnet
Upper stem
Hose nozzle¹
Hose nozzle cap¹
Pumper nozzle² (discontinued)
Pumper nozzle cap2 (not shown)
Stem coupling
Barrel (discontinued)
Threaded flange
Lower stem³
Main valve seat C-61A (counterclockwise)
Drain valve
Lower plate (new style)
H-S
REF
Description
Hardware
QU-01
QU-02
QU-03
QU-173
QU-284
QU-311
QU-332
QU-372
QU-493
QU-503
QU-510
QU-607
QU-706
QU-707
QU-708
60
69
67
66
75
–
53-1
68
74
25
–
–
72
73
5
Chain with s-hook and cap ring
Flange bolt with nut
Coupling bolt & nut
Hex head cap screw
Steel hex nut (not shown)
Stop block screw
Lubricating screw
Nozzle lock screw
Shakeproof lock washer (not shown)
Locknut with cotter pin (not shown)
Stop block
Drain plug
Needle thrust bearing
Thrust bearing plate
Ball bearing (not shown)
H-S
REF
Description
O-Rings
JT-12
JT-16
JT-27
JT-41
JT-35
JT-55
68
80
79
76
77
78
Lower valve plate o-ring
Bonnet o-ring
Bearing retainer o-ring (int.)
Bearing retainer o-ring (ext.)
Seat upper o-ring
Seat lower o-ring
H-S
REF
Description
Gaskets
4200
4200-S
GA-03
GA-04
GA-48
GA-51
GA-76
4080
–
–
82
83
57
56
62
61
Complete restoration gasket kit
Upper mecanism gasket kit
Flange gasket
Bonnet gasket
Pumper gasket (not shown)
Hose nozzle cap gasket
Drain valve facing
Main valve disc “polyurethane”
1. Specify thread type
2. Specify type and dimension
3. Specify length if other than standard 9 ft
*All manufacturers’ names, part numbers and descriptions are used for reference purposes only. We do not imply that any parts are the products of a particular manufacturer.
We offer a complete range of essential parts to ensure the proper functioning of fire hydrants. All our parts are selected for their durability, performance, and compatibility with existing systems.
Durable, field-ready tools for hydrant inspection and maintenance. Includes Hydrantscope, Reflectoscope, valve keys, and more—built for precision and reliability.
Reliable equipment for flushing, draining, and purging hydrant systems. Designed to keep water networks clean, efficient, and compliant.
High-visibility markers that help quickly locate and identify hydrants in any condition. Includes reflective indicators, color codes, and customizable ID plates.
