ZZH451

View detailed technical data, stock status, and sourcing information for: ZZH451
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Federal Supply Group

Firefighting, Rescue, and Safety Equipment; and Environmental Protection Equipment and Materials

Federal Supply Classification

4210 Firefighting Equipment

National Stock Number

4210-00-078-9169

Item Name Code

51354

Assigment Date

01/01/1963 (63 years ago)

A length of nonmetallic hose with fire fighting fittings on one or both ends. For items without fittings, see hose, nonmetallic.

2.500 inches nominal inside diameter, right-hand 1st end thread direction, right-hand 2nd end thread direction, -55.0 fahrenheit and 155.0 fahrenheit single response temp rating, round cross-sectional shape style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Cross-Sectional Shape Style: round
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 2.500 inches nominal
Temp Rating: -55.0 fahrenheit and 155.0 fahrenheit single response
Outside Diameter: 2.840 inches minimum and 2.900 inches maximum
Minimum Inside Bending Radius: 4.500 inches
Connection Style: swivel nut, gasket seal 1st end
Connection Style: plain 2nd end
End Connection Design: straight 1st end
End Connection Design: straight 2nd end
Connection Type: threaded external hose 2nd end
Connection Type: threaded internal hose 1st end
Thread Quantity Per Inch: 7-1/2 1st end
Thread Quantity Per Inch: 7-1/2 2nd end
Burst Test Pressure: 600.0 pounds per square inch
Maximum Operating Pressure: 300.0 pounds per square inch
Nominal Thread Size: 2.500 inches 2nd end
Nominal Thread Size: 2.500 inches 1st end
Inside Surface Condition: smooth
Measuring Method And Length: 600.000 inches nominal overall
Media For Which Designed: water, fresh single response
Thread Series Designator: nh 1st end
Thread Series Designator: nh 2nd end
Specification/Standard Data: 81348-zz-h-451 government specification
Nondefinitive Spec/Std Data: 3 type and b class and 2-1/2 size

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4210-00-142-1167	No Name Available	03/30/1966
4210-00-542-2054	No Name Available	01/17/1966
4210-00-722-9298	No Name Available	03/30/1966

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
A-A-59226	Fire F Nonmetallic Hose Assembly
AA592263B2.550	Fire F Nonmetallic Hose Assembly
AA59227BID	Fire F Nonmetallic Hose Assembly
ZZH451	Fire F Nonmetallic Hose Assembly

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4210-00-078-9169?

The FSCG of the NSN 4210-00-078-9169 is 4210

Does the NSN 4210-00-078-9169 have a Schedule B code assigned?

Yes, the Schedule B code is 4009120050

Does NSN 4210-00-078-9169 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4210-00-078-9169 contain precious materials?

Precious metal content is unknown

Does NSN 4210-00-078-9169 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 4210-00-078-9169 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963