AN893-3D - REDUCER, BOSS

NSN: 4730-00-231-1326, NIIN: 2311326
New Surplus, Sold Per Each

A Reducer, Boss is a threaded fitting used to connect two components with different thread sizes, allowing a larger port to adapt to a smaller one. Commonly used in hydraulic, pneumatic, and fluid systems, it ensures a secure, leak-tight connection while maintaining flow efficiency.

Specifications

Connection Style: External Seat For Gasket Seal (Boss) Second End
Connection Style: Gasket Seal (Boss) First End
Connection Type: Threaded External Boss Second End
Connection Type: Threaded Internal Boss First End
Reducer Type: Concentric
Surface Treatment: Anodize Inside
Surface Treatment: Anodize Outside
Material: Aluminum Alloy
Nominal Overall Length: 0.781"
Thread Class: 3A Second End
Thread Class: 3B First End
Thread Series Designator: Unf First End
Thread Series Designator: Unf Second End
Thread Size: 0.438" First End
Thread Size: 0.750" Second End

Part Number Info

Part Number: AN893-3D
Unpunctuated: AN8933D
NSN: 4730-00-231-1326
NIIN: 2311326

Potential Alternates: 90944, 4730PL0839043, AS5172, AS5172D0408, 8537251

New Surplus: These parts are classified as new and unused, meaning they have not been installed or placed into service. However, they come without traceability or original manufacturer certifications, which might be required for certain high-level regulatory uses. Our company provides its own Certificate of Conformance (CoC) as a statement of assurance that the parts are in good working condition and have been sourced from reliable channels. These are ideal when the focus is on cost-effectiveness without compromising on quality.

Sold Per Each: This item is sold individually, with the price listed for a single unit. Perfect for purchasing the exact quantity needed without the requirement to buy in bulk. For larger quantities, consider reviewing any available bulk pricing options.

Alternate Part Numbers: Due to the nature of ever-evolving part numbering structure, multiple part numbers may meet the same specifications and performance standards. If only an alternate part number is available, we will contact you to confirm compatibility. We strongly recommend consulting the appropriate repair manuals to ensure accuracy before using an alternate part.

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