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373929 Tube to Boss Elbow

4730-00-316-3720

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Official Item Classification

Name
Tube to Boss Elbow
Part Number
373929
(NSN) National Stock Number
4730-00-316-3720
(FSG) Federal Supply Group
47 Pipe, Tubing, Hose, And Fittings
(INC) Item Name Code
22679
(FIIG) Federal Item Identification Guide
A080B0
Date
11/11/1973 (52 years ago)

flared (tube) 1st end connection style, 3a 2nd end thread class, double threaded section w/ gasket and locknut sealing (boss) 2nd end bulkhead connection style, 3a 1st end thread class, 1.125 inches nominal 1st end leg length

Specs & Compatibility

Thread Class

3a 1st end

Thread Class

3a 2nd end

Connection Style

double threaded section w/ gasket and locknut sealing (boss) 2nd end bulkhead

Connection Style

flared (tube) 1st end

Leg Length

1.125 inches nominal 1st end

Leg Length

1.250 inches nominal 2nd end

Connection Type

threaded external boss 2nd end

Connection Type

threaded external tube 1st end

Maximum Operating Pressure

3000.0 pounds per square inch single response

Nominal Thread Size

0.750 inches 2nd end

Nominal Thread Size

0.750 inches 1st end

Seat Angle

37.0 degrees 1st end

Flow Angle

90.0 degrees

Nominal Outside Diameter Tube Accommodated

0.500 inches 1st end

Material

aluminum alloy overall

Media For Which Designed

hydraulic fluid single response

Thread Series Designator

unf 1st end

Thread Series Designator

unf 2nd end

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0022679

Related Hardware Products

Part Number Description
373929 Tube to Boss Elbow

Frequently Asked Questions

What is the FSCG of the NSN 4730-00-316-3720?
The FSCG of the NSN 4730-00-316-3720 is 4730
Does the NSN 4730-00-316-3720 have a Schedule B code assigned?
Yes, the Schedule B code is 7609000000
Does NSN 4730-00-316-3720 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4730-00-316-3720 contain precious materials?
Precious metal content is unknown
Does NSN 4730-00-316-3720 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 4730-00-316-3720 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sun, Nov 11, 1973