WASHER: (P/N sp13a) - New Surplus

The sp13a is a steel plain washer designed for aircraft fastener assemblies. This washer distributes clamp load and reduces bearing stress beneath bolt heads and nuts during installation. Commonly specified to AN/NAS washer standards for airframe and equipment applications.

Install the washer under the bolt head or nut per aircraft maintenance manual specifications, ensuring proper torque application and dimension verification before final assembly.

What is the WASHER: (P/N sp13a)?

The sp13a is a steel plain washer designed for aircraft fastener assemblies. This washer distributes clamp load and reduces bearing stress beneath bolt heads and nuts during installation.

Does the sp13a meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The WASHER: conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.

What material is the sp13a manufactured from?

Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the sp13a.

Can I order the sp13a in custom quantities?

Yes, we sell hardware in various quantities from single units to bulk lots. The WASHER: is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.