4730-01-258-2481
Find complete technical information, availability, and procurement data for: 4730-01-258-2481
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An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. The other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. It is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. See also coupling, tube and nipple, tube.
3a 1st end thread class, flared w/ gasket seal (boss) 2nd end connection style, threaded external boss 2nd end connection type, 3a 2nd end thread class, flared (tube) 1st end connection style
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a 1st end
- Thread Class
- 3a 2nd end
- Connection Style
- flared (tube) 1st end
- Connection Style
- flared w/ gasket seal (boss) 2nd end
- Connection Type
- threaded external boss 2nd end
- Connection Type
- threaded external tube 1st end
- Thread Quantity Per Inch
- 12 1st end
- Nominal Thread Size
- 1.625 inches 1st end
- Nominal Thread Size
- 0.438 inches 2nd end
- Seat Angle
- 37.0 degrees 1st end
- Criticality Code Justification
- feat
- Nominal Outside Diameter Tube Accommodated
- 1.250 inches 1st end
- Nominal Overall Length
- 1.965 inches
- Special Features
- kc133c20-4; hexagon wrenching flats drilled or non-drilled for lockwire
- Material
- steel comp 316 overall
- Material Document And Classification
- qq-s-763,cond a fed spec single material response overall
- Surface Treatment
- passivate overall
- Thread Series Designator
- un 1st end
- Thread Series Designator
- unf 2nd end
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 |
|---|---|
| AS4317K2004 | Tube to Boss Straight Adapter |
| KC133C20-4 | Tube to Boss Straight Adapter |
| KC133K20-4 | Tube to Boss Straight Adapter |
FAQs
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Does NSN 4730-01-258-2481 require demilitarization?
Does NSN 4730-01-258-2481 contain precious materials?
Does NSN 4730-01-258-2481 contain hazardous materials?
When the NSN 4730-01-258-2481 was assigned to the Federal Catalog?
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