PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ZZ-H-451Hose Assembly,nonmetallic,fire F

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 4210-00-142-2071 · FSC 4210 · No Item Name Available
Verified by PartsTable
NSN 4210-00-142-2071 — this item is cataloged by the U.S. Government under National Stock Number 4210-00-142-2071. Primary manufacturer part number: ZZ-H-451.
Features
  • Hose Assembly,nonmetallic,fire F — FSC 4210
  • Thread Quantity Per Inch: 7-1/2 SECOND END
  • Specification/standard Data: 81348-ZZ-H-451 GOVERNMENT SPECIFICATION
  • Media for Which Designed: WATER SINGLE RESPONSE
  • Hydrostatic Test Pressure: 400.0 POUNDS PER SQUARE INCH LBS
  • Nominal Thread Size: 2.500 INCHES SECOND END IN
  • Thread Series Designator: NH SECOND END
  • Nominal Thread Size: 2.500 INCHES FIRST END IN
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Hose Assembly,nonmetallic,fire F, cataloged under National Stock Number 4210-00-142-2071, is classified within Federal Supply Class 4210 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4210-00-142-2071
Primary Part NumberZZ-H-451
Item NameHose Assembly,nonmetallic,fire F
FSC / FSG4210 / 42 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Thread Quantity Per Inch7-1/2 SECOND END
Specification/standard Data81348-ZZ-H-451 GOVERNMENT SPECIFICATION
Media for Which DesignedWATER SINGLE RESPONSE
Hydrostatic Test Pressure400.0 POUNDS PER SQUARE INCH LBS
Nominal Thread Size2.500 INCHES SECOND END IN
Thread Series DesignatorNH SECOND END
Nominal Thread Size2.500 INCHES FIRST END IN
Thread DirectionRIGHT-HAND FIRST END
Inside Diameter2.500 INCHES NOMINAL IN
Temp Rating-65.0 FAHRENHEIT SINGLE RESPONSE DEGF
Connection StylePLAIN SECOND END
Thread DirectionRIGHT-HAND SECOND END
Connection StyleSWIVEL NUT, GASKET SEAL FIRST END
Outer Covering Environmental ProtectionABRASION RESISTANT AND MILDEW RESISTANT AND WEATHERPROOF AND COLD RESISTANT
Inside Surface ConditionSMOOTH
Burst Test Pressure600.0 POUNDS PER SQUARE INCH LBS
Measuring Method and Length300.000 INCHES NOMINAL OVERALL IN
Thread Quantity Per Inch7-1/2 FIRST END
Cross-Sectional Shape StyleROUND
Thread Series DesignatorNH FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4210-00-078-9169 INTERCHANGEABLE
Hose Assembly,nonmetallic,fire F
4210-00-078-9170 INTERCHANGEABLE
Hose Assembly,nonmetallic,fire F
4210-00-096-9494 INTERCHANGEABLE
Hose Assembly,nonmetallic,fire F
4210-00-143-4471 INTERCHANGEABLE
Hose,fire
4730-00-202-7466 INTERCHANGEABLE
Reducer,hose
4210-00-203-3873CB3516-6002-2 INTERCHANGEABLE
Nozzle,fire Equipment
Macleod Inc
4210-00-223-682647257 STYLE 214 INTERCHANGEABLE
Nozzle,fire Equipment
Elkhart Brass Manufacturing Company, Llc Div Elkhart Brass Manufacturing Company
4730-00-223-6849 INTERCHANGEABLE
Ring,expansion,hose
4210-00-240-5530 INTERCHANGEABLE
Strainer,suction
4210-00-240-5537 INTERCHANGEABLE
Plug,hose
Cross-Reference Index
Part NumberManufacturer
ZZ-H-451 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
A-A-59226 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA592261A2.525 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MIL-F-19488 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4210-00-078-9169INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC,FIRE F
4210-00-078-9170INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC,FIRE F
4210-00-096-9494INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC,FIRE F
4210-00-143-4471INTERCHANGEABLE
HOSE,FIRE
4730-00-202-7466INTERCHANGEABLE
REDUCER,HOSE
4210-00-203-3873INTERCHANGEABLE
NOZZLE,FIRE EQUIPMENT
CB3516-6002-2
4210-00-223-6826INTERCHANGEABLE
NOZZLE,FIRE EQUIPMENT
47257 STYLE 214
4730-00-223-6849INTERCHANGEABLE
RING,EXPANSION,HOSE
4210-00-240-5530INTERCHANGEABLE
STRAINER,SUCTION
4210-00-240-5537INTERCHANGEABLE
PLUG,HOSE
4730-00-288-9970INTERCHANGEABLE
COUPLING ASSEMBLY,HOSE
4210-00-289-1537INTERCHANGEABLE
STRAINER,SUCTION

Frequently Asked Questions

What is NSN 4210-00-142-2071?

NSN 4210-00-142-2071 is a Hose Assembly,nonmetallic,fire F, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 4210 (No Item Name Available). Status: active.

What are the part numbers for NSN 4210-00-142-2071?

NSN 4210-00-142-2071 has 4 cross-referenced part numbers: ZZ-H-451 (Federal Specifications Promulgated by General Services Administration Washington DC), A-A-59226 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA592261A2.525 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MIL-F-19488 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4210-00-142-2071?

There are 12 known substitutes for 4210-00-142-2071: 4210-00-078-9169, 4210-00-078-9170, 4210-00-096-9494 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of ZZ-H-451?

Key specifications for ZZ-H-451: Thread Quantity Per Inch: 7-1/2 SECOND END; Specification/standard Data: 81348-ZZ-H-451 GOVERNMENT SPECIFICATION; Special Features: RUBBER GASKET PREINSERTED IN FIRST END; Media for Which Designed: WATER SINGLE RESPONSE. 21 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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