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  4. 4B239C1

NSN 4B239C1

Tube Reducer

A resistor whose ohmic value cannot be adjusted or varied. The resistance element consists of high resistance wire (or ribbon) either wound on an insulated form or constructed so as to be self-supporting. The item must have inherent characteristics of inducing self-inductance. Opposition to current flow is an inherent property of the resistance wire and is manifested by the heat dissipation in the resistor. Exclut s suppressor, ignition interference. See also resistor (1), fixed, wire wound, noninductive.

threaded internal tube 1st end connection type, flared (tube) 2nd end connection style, copper alloy overall material, flared (tube) 1st end connection style, threaded external tube 2nd end connection type.

NSN 4730-00-679-4644 Datasheet

(NSN) National Stock Number
4730-00-679-4644
(FSG) Federal Supply Group
47 - Pipe, Tubing, Hose, and Fittings
(NIIN) National Item Identification Number
00-679-4644
Requires Demilitarization
Yes
(INC) Item Name Code
08506
Date
Sun, Jan 1, 1961
Schedule B Code
7412200000
Connection Style
flared (tube) 1st end
Connection Style
flared (tube) 2nd end
Connection Type
threaded external tube 2nd end
Connection Type
threaded internal tube 1st end
Material
copper alloy overall
Nominal Outside Diameter Tube Accommodated
0.187 inches 1st end
Nominal Outside Diameter Tube Accommodated
0.250 inches 2nd end
Nominal Overall Length
1.375 inches
Nominal Thread Size
0.375 inches 1st end
Nominal Thread Size
0.438 inches 2nd end
Reducer Type
concentric
Seat Angle
37.0 degrees 2nd end
Seat Angle
45.0 degrees 1st end
Special Features
grumman aircraft corp,a-10 aircraft model
Thread Class
3a 2nd end
Thread Class
3b 1st end
Thread Series Designator
unf all ends

Identification

Demilitarization Code
A - 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.
Precious Metals Indicator
U - Precious metal content is unknown
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
0008506

Cross Reference

CAGE Codes

0ZLV2
Gse Production and Support Llc Dba Gse Spares
U.s./canadian manufacturers
98290
Modelectric Products Corp
U.s./canadian manufacturers
98296
Standard Mfg Co Inc
U.s./canadian manufacturers
10001
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
U.s./canadian manufacturers
98750
San Antonio Air Logistics Center
U.s./canadian manufacturers

Freight Information

Air Commodity
BZ -
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
National Motor Freight Class Rating
W - Rating variable
Special Handling
9 - Other or no special handling required (sh)
Type of Cargo
Z - No special type of cargo code applicable
Uniform Freight Classification Item Number
00000
Water Commodity
576 - Metal and metal products, nos, (less than 35 feet)
National Motor Freight Classification Item Number
052200

Schedule B & Trade

Schedule B
7412-20-0000
Description
copper alloy tube or pipe fittings
End Use
12300 - Finished metal shapes
Unit of Quantity
KG
USDA
Yes
(SITC) Standard International Trade Classification
68272
(NAICS) North American Industrial Classification System
332996

Questions & Answers

  1. What is the FSCG of the NSN 4730-00-679-4644?

    The FSCG of the NSN 4730-00-679-4644 is 4730

  2. Does the NSN 4730-00-679-4644 have a Schedule B code assigned?

    Yes, the Schedule B code is 7412200000

  3. Does NSN 4730-00-679-4644 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.

  4. Does NSN 4730-00-679-4644 contain precious materials?

    Precious metal content is unknown

  5. Does NSN 4730-00-679-4644 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.

  6. When the NSN 4730-00-679-4644 was assigned to the Federal Catalog?

    It was assigned 65 years ago, on Sun, Jan 1, 1961

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