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GF11A20A Tube Coupling

4730-00-947-2137

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Official Item Classification

Name
Tube Coupling
Part Number
GF11A20A
(NSN) National Stock Number
4730-00-947-2137
(FSG) Federal Supply Group
47 Pipe, Tubing, Hose, And Fittings
(INC) Item Name Code
06078
(FIIG) Federal Item Identification Guide
A080B0
Date
03/21/1966 (60 years ago)

flared (tube) 2nd end connection style, threaded external tube 2nd end connection type, socket (tube) 1st end connection style, 3a 2nd end thread class, unthreaded internal tube 1st end connection type

Specs & Compatibility

Thread Class

3a 2nd end

Connection Style

socket (tube) 1st end

Connection Style

flared (tube) 2nd end

Connection Type

threaded external tube 2nd end

Connection Type

unthreaded internal tube 1st end

Thread Quantity Per Inch

12 2nd end

Nominal Thread Size

1.625 inches 2nd end

Seat Angle

37.0 degrees 2nd end

Nominal Outside Diameter Tube Accommodated

1.250 inches 1st end

Nominal Outside Diameter Tube Accommodated

1.250 inches 2nd end

Nominal Overall Length

1.583 inches

Material

aluminum alloy 6061 overall

Material Document And Classification

qq-a-200/8,t6 fed spec single material response overall

Style Designator

rigid w/offset wrenching facility

Thread Series Designator

un 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

0006078

Related Hardware Products

Part Number Description
GF11A20A Tube Coupling

Frequently Asked Questions

What is the FSCG of the NSN 4730-00-947-2137?
The FSCG of the NSN 4730-00-947-2137 is 4730
Does the NSN 4730-00-947-2137 have a Schedule B code assigned?
Yes, the Schedule B code is 7609000000
Does NSN 4730-00-947-2137 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 4730-00-947-2137 contain precious materials?
Precious metal content is unknown
Does NSN 4730-00-947-2137 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 4730-00-947-2137 was assigned to the Federal Catalog?
It was assigned 60 years ago, on Mon, Mar 21, 1966