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We stock many configurations in Fire Hydrant adapters.

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Fire Hose Hydrant Cap with Chain - 1-1/2" Female National Standard Thread (NST) - Polycarbonate - Red Fire Hose Hydrant Cap with Chain - 1-1/2" Female National Standard Thread (NST) - Polycarbonate - Red

This is an ad for 1-1/2" polycarbonate NST (National Standard Thread) fire hose hydrant cap with chain.

Our Price: $6.50
Fire Hose Hydrant Cap with Chain - 2-1/2" National Standard Thread (NST) - Polycarbonate - Red Fire Hose Hydrant Cap with Chain - 2-1/2" National Standard Thread (NST) - Polycarbonate - Red

This is an ad for a 2-1/2" polycarbonate NST (National Standard Thread) fire hose hydrant cap with chain.

Our Price: $6.50
Fire Hose Hydrant Plug and Chain - 1-1/2" Male National Standard Thread (NST) - Polycarbonate - Red Fire Hose Hydrant Plug and Chain - 1-1/2" Male National Standard Thread (NST) - Polycarbonate - Red

This is an ad for a 1-1/2" polycarbonate NST (National Standard Thread) fire hose hydrant plug with chain.

Our Price: $6.50
Fire Hydrant Reducing Adapter - 2-1/2" Female NYFD x 1-1/2" Male NST - Polycarbonate - Red Fire Hydrant Reducing Adapter - 2-1/2" Female NYFD x 1-1/2" Male NST - Polycarbonate - Red

This fire hydrant adapter has 2-1/2" female NYFD (New York Fire District) threads on one side and 1-1/2" male NST (National Standard Thread) on the other.

Our Price: $8.45
Fire Hydrant Adapter - 1-1/2" Female National Standard Thread (NST) x 1-1/2" Male National Pipe Thread (NPT) - Brass - FM1515T Fire Hydrant Adapter - 1-1/2" Female National Standard Thread (NST) x 1-1/2" Male National Pipe Thread (NPT) - Brass - FM1515T

This fire hydrant adapter has 1-1/2" female NST (national standard threads) on one side and 1-1/2" male NPT (national pipe threads) on the other.

Our Price: $10.36
Fire Hydrant Adapter - 1-1/2" Female National Pipe thread (NPT) x 1-1/2" Male National Standard Thread (NST) - Brass - FM1515F Fire Hydrant Adapter - 1-1/2" Female National Pipe Thread (NPT) x 1-1/2" Male National Standard Thread (NST) - Brass - FM1515F

This fire hydrant adapter has 1-1/2" female NPT (national pipe threads) on one side and 1-1/2" Male NST (national standard thread) on the other.

Our Price: $11.50
Fire Hydrant Adapter - 1-1/2" Female National Pipe Straight Hose (NPSH) x 1-1/2" Male National Standard Thread (NST) - Brass - FM15S15F Fire Hydrant Adapter - 1-1/2" Female National Pipe Straight Hose (NPSH) x 1-1/2" Male National Standard Thread (NST) - Brass - FM15S15F

This fire hydrant adapter has 1-1/2" Female NPSH (national pipe straight hose) threads on one side and 1-1/2" male NST (national standard thread) on the other.

Our Price: $12.85
Fire Hydrant Adapter - 1-1/2" Male National Pipe Thread (NPT) X 1-1/2" Male National Standard Thread (NST) - Brass - DMH1515F Fire Hydrant Adapter - 1-1/2" Male National Pipe Thread (NPT) X 1-1/2" Male National Standard Thread (NST) - Brass - DMH1515F

Fire Hydrant Adapter 1-1/2" male national pipe threads (NPT)  X 1-1/2" male national standard thread (NST) brass hex male nipple.

Our Price: $13.50
Fire Hose Hydrant Wrench - Adjustable - Heavy Duty Fire Hose Hydrant Wrench - Adjustable - Heavy Duty

This heavy duty fire hose hydrant wrench has a plated iron head and a 7/8" plated steel handle. Used for pentagon hydrant nuts up to 1-3/4" from point to flats.

Our Price: $14.95
Fire Hydrant Adapter - 1-1/2" Female National Standard Thread (NST) x 3/4" Male Garden Hose Thread (GHT) - Brass - HA1576 Fire Hydrant Adapter - 1-1/2" Female National Standard Thread (NST) x 3/4" Male Garden Hose Thread (GHT) - Brass - HA1576

This fire hydrant adapter has 1-1/2" female NST (national standard thread) on one side and 3/4" male GHT (garden hose thread) on the other.

Our Price: $14.95
Fire Hydrant  Adapter - Cap - 1-1/2" - Female - National Standard Threads (NST) - Brass - FC150F Fire Hydrant Adapter - Cap - 1-1/2" - Female - National Standard Thread (NST) - Brass - FC150F

This fire hydrant adapter cap has 1-1/2" female national standard threads (NST). This is a quality cast brass, used to cap off fire hose NST (national standard thread).

Our Price: $15.00
Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 1-1/2" Male National Standard Thread (NST) - Brass - HA2515F Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 1-1/2" Male National Standard Thread (NST) - Brass - HA2515F

This fire hydrant adapter has 2-1/2" female NST (national standard threads) on one side and 1-1/2" male NST (national standard thread) on the other.

Our Price: $16.90
Fire Hydrant Adapter - 2" Female National Pipe Thread (NPT) x 1-1/2" Male National Standard Thread (NST) - Brass - FM2015F Fire Hydrant Adapter - 2" Female National Pipe Thread (NPT) x 1-1/2" Male National Standard Thread (NST) - Brass - FM2015F

This fire hydrant adapter has 2" female NPT (national pipe thread) on one side and 1-1/2" male NST (national standard thread) on the other.

Our Price: $17.00
Fire Hydrant Adapter - Cap - 2-1/2" - Female - National Standard Threads (NST) - Brass - FC250F Fire Hydrant Adapter - Cap - 2-1/2" - Female - National Standard Thread (NST) - Brass - FC250F

This fire hydrant adapter cap has 2-1/2" female national standard threads (NST). This is a quality cast brass, used to cap off fire hose NST (national standard threads)

Our Price: $18.50
Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 1-1/2" Male National Pipe Thread (NPT) - Brass - HA2515T Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 1-1/2" Male National Pipe Thread (NPT) - Brass - HA2515T

This fire hydrant adapter has 2-1/2" female NST (national standard threads) on one side and 1-1/2" male NPT (national pipe thread) on the other.

Our Price: $18.78
Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 2" Male National Pipe Thread (NPT) - Brass - HA2520T Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 2" Male National Pipe Thread (NPT) - Brass - HA2520T

This fire hydrant adapter has 2-1/2" female NST (national standard threads) on one side and 2" male NPT (national pipe thread) on the other.

Our Price: $18.85
Fire Hydrant Adapter - 1-1/2" Female National Standard Thread (NST) x 2" Male National Pipe Thread (NPT) - Brass - FM15F20T Fire Hydrant Adapter - 1-1/2" Female National Standard Thread (NST) x 2" Male National Pipe Thread (NPT) - Brass - FM15F20T

This fire hydrant adapter has 1-1/2" female NST (national standard threads) on one side and 2" male NPT (national pipe threads) on the other.

Our Price: $22.50
Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 3/4" Male Garden Hose Thread (GHT) - Brass Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 3/4" Male Garden Hose Thread (GHT) - Brass - HA2576

This fire hydrant adapter has 2-1/2" female NST (national standard threads) on one side and 3/4" male GHT (garden hose thread) on the other.

Our Price: $23.75
Fire Hydrant Adapter - 2-1/2" Male National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass - DMH2525F Fire Hydrant Adapter - 2-1/2" Male National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass - DMH2525F

This fire hydrant adapter has 2-1/2" male NPT (National Pipe Thread) on one side and 2-1/2" male NST (National Standard Thread) on the other.

Our Price: $24.98
Fire Hydrant Adapter - 2-1/2" Female National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass - FM2525F Fire Hydrant Adapter - 2-1/2" Female National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass - FM2525F

This fire hydrant adapter has 2-1/2" female NPT (national pipe thread) on one side and 2-1/2" male NST (national standard thread) on the other.

Our Price: $26.65
Fire Hydrant Adapter - Plug - Male - 2-1/2" National Standard Thread (NST) - Brass - FP250F Fire Hydrant Adapter - Plug - Male - 2-1/2" National Standard Thread (NST) - Brass - FP250F

This fire hydrant adapter plug has 2-1/2" male NST (national standard threads). This is a quality cast brass, used to plug off fire hose NST (national standard threads).

Our Price: $26.95
Fire Hydrant Adapter - 2" Male National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass - DMH2025F Fire Hydrant Adapter - 2" Male National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass - DMH2025F

This fire hydrant adapter has 2" male NPT (national pipe thread) on one side and 2-1/2" male NST (national standard thread) on the other.

Our Price: $32.00
Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 2-1/2" Male National Pipe Thread - Brass - HA2525T Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 2-1/2" Male National Pipe Thread - Brass - HA2525T

This fire hydrant adapter has 2-1/2" female NST (national standard thread) on one side and 2-1/2" male NPT (national pipe thread) on the other.

Our Price: $35.46
Fire Hydrant Adapter - 2" Female National Pipe Straight Hose (NPSH) x 1-1/2" Male National Pipe Straight Hose (NPSH) - Brass Fire Hydrant Adapter - 2" Female National Pipe Straight Hose (NPSH) x 1-1/2" Male National Pipe Straight Hose (NPSH) - Brass - FM20S15

This fire hydrant adapter has 2" female NPSH (national pipe straight hose) threads on one side and 1-1/2" male NPSH (national pipe straight hose) fire hose threads on the other.

Our Price: $36.20
Fire Hydrant Adapter - 3" Male National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass - DMH3025F Fire Hydrant Adapter - 3" Male National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass - DMH3025F

This fire hydrant adapter has 3" male NPT (national pipe thread) on one side and 2-1/2" male NST (national standard thread) on the other.

Our Price: $38.28
Fire Hydrant Adapter - 3" Female National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass - FM3025F Fire Hydrant Adapter - 3" Female National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass - FM3025F

This fire hydrant adapter has 3" female NPT (national pipe thread) on one side and 2-1/2" male NST (national standard thread) on the other.

Our Price: $38.28
Fire Hydrant Adapter - 2" Female National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass- FM2025F Fire Hydrant Adapter - 2" Female National Pipe Thread (NPT) x 2-1/2" Male National Standard Thread (NST) - Brass- FM2025F

This fire hydrant adapter has 2" female NPT (national pipe thread) on one side and 2-1/2" male NST (national standard thread) on the other.

Our Price: $45.00
Fire Hydrant Adapter - 1-1/2" Female National Standard Thread (NST) x 2-1/2" Male National Standard Thread (NST) - Brass - HA1525F Fire Hydrant Adapter - 1-1/2" Female National Standard Thread (NST) x 2-1/2" Male National Standard Thread (NST) - Brass - HA1525F

This fire hydrant adapter has 1-1/2" female NST (national standard thread) on one side and 2-1/2" male NST (national standard thread) on the other.

Our Price: $51.50
Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 3" Male National Pipe Thread (NPT) - Brass - HA2530T Fire Hydrant Adapter - 2-1/2" Female National Standard Thread (NST) x 3" Male National Pipe Thread (NPT) - Brass - HA2530T

This fire hydrant adapter has 2-1/2" female NST (national standard thread) on one side and 3" male NPT (national pipe thread) on the other.

Our Price: $59.90