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
5101
5104
5115
5120
2125*
5130*
2135*
2135-ZS
5140*
1040-ZM
5145
5146
5150
2055
2056
2056-F
2060*
5170
5175
5185
1
2
5
20
16a
12a
16
16
12
12-stz
22
49
41
25
46
–
27
33
37
39
Operating nut
Hold down nut
Top cap
Upper stem
Hose nozzle¹
Hose nozzle cap¹
Pumper nozzle² (not shown)
Storz pumper nozzle
Pumper nozzle cap² (not shown)
Pumper nozzle cap Storz (filet ext.)
Safety coupling
Extension coupling
Upper barrel
Breaking flange
Floating flange
Threaded flange
Lower stem
Valve seat
Drip valve assembled
Lower valve plate
H-S
REF
Description
Hardware
QU-01
QU-02
QU-04
QU-06
QU-311
QU-323
QU-332
QU-510
QU-604
QU-608
QU-715
QU-716
15
26
21
8
42
–
1a
30
24
–
6A
6
Chain with s-hook and cap ring
Flange bolt & nut
Coupling bolt & nut
Body cap bolt & nut
Holding clamp screw
Hose nozzle allen screw
Lubricating screw
Holding clamp
Flange lock ring
Drain plug
Thrust washer (lower)
Thrust washer (upper)
H-S
REF
Description
O-Rings
JT-18
JT-28
JT-31
JT-31
JT-35
JT-38
JT-42
JT-48
9
3A/3B
4
11a
36
31
10
11
Operating stem O-ring
Hold down nut internal O-ring
Hold down nut external O-ring
Hose nozzle O-ring
Seat lower O-ring
Seat upper O-ring
Storz pumper nozzle cap gasket
Pumper nozzle O-ring 4″ or 4½”
H-S
REF
Description
Gaskets
5100
5100-S
GA-04
GA-21
GA-25
GA-48
GA-50
GA-76
1080
–
–
7
23
24
10
10a
29
38
Complete restoration gasket kit
Half restoration gasket kit
Top gasket
Intersection flange gasket
Inlet boot gasket
Pumper nozzle cap gasket (not shown)
Nozzle cap gasket 2½”
Drain valve lining
Main valve disc “polyurethane”
1. Specify thread type
2. Specify type and dimension
*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.