4730-00-277-3220

Find complete technical information, availability, and procurement data for: 4730-00-277-3220

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4730-00-277-3220
Federal Supply Group
Pipe, Tubing, Hose, and Fittings
National Stock Number
4730-00-277-3220
Item Name Code
03805
Assigment Date
01/01/1961 (65 years ago)

A fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. The connections have standard pipe threads or 1s unthreaded and designed to accommodate a pipe. It may have side inlet(s). It is used as a junction at the intersection of pipe or pipe fittings.

1.800 inches nominal 2nd end leg length, 500.0 fahrenheit 1st response maximum operating temp, 1.800 inches nominal 1st end leg length, plain (pipe) all ends connection style, 138.0 fahrenheit 2nd response maximum operating temp

Product Characteristics

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

Maximum Operating Temp
138.0 fahrenheit 2nd response
Maximum Operating Temp
500.0 fahrenheit 1st response
Connection Style
plain (pipe) all ends
Leg Length
1.800 inches nominal 1st end
Leg Length
1.800 inches nominal 2nd end
Leg Length
1.650 inches nominal 3rd end
Connection Type
threaded internal pipe all ends
Maximum Operating Pressure
150.0 pounds per square inch 1st response
Maximum Operating Pressure
300.0 pounds per square inch 2nd response
Nominal Thread Size
1.500 inches 3rd end
Nominal Thread Size
1.000 inches 2nd end
Nominal Thread Size
1.000 inches 1st end
Special Features
all thread directions r-h
Material
iron overall
Material Document And Classification
astm a197 assn std single material response overall
Media For Which Designed
steam 1st response
Media For Which Designed
water-oil-gas 2nd response
Surface Treatment
zinc overall
Surface Treatment Document And Classification
astm-a153 assn std single treatment response overall
Thread Series Designator
npt all ends
Nondefinitive Spec/Std Data
2 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4730-00-265-9728 No Name Available 03/14/1969
4730-00-287-0226 No Name Available 01/01/1963
4730-00-476-5406 No Name Available 07/01/1979

FAQs

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

What is the FSCG of the NSN 4730-00-277-3220?
The FSCG of the NSN 4730-00-277-3220 is 4730
Does the NSN 4730-00-277-3220 have a Schedule B code assigned?
Yes, the Schedule B code is 7307992000
Does NSN 4730-00-277-3220 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 4730-00-277-3220 contain precious materials?
Precious metal content is unknown
Does NSN 4730-00-277-3220 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 4730-00-277-3220 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961

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