WASHER (P/N a1638-1) - New Surplus

Name: WASHER
Brand: Aircraft Parts Store
SKU: a1638-1

P/N: a1638-1

Category: Fasteners & Hardware

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In Stock (6 available)

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This product requires a custom quote. Please contact our sales team for pricing information or submit an RFQ (Request for Quote).

Available Inventory

Condition	Stock
New Surplus	6 Available

Product Description

The a1638-1 is a flat washer for aircraft bolted assemblies. This steel washer distributes load under fastener heads and nuts while maintaining proper clamp load in airframe structures. Used in general aviation and commercial aircraft to protect bearing surfaces and provide minor spacing in joint interfaces.

Conforms to AN960/NAS1149 flat washer specifications. Install per aircraft maintenance manual and FAA AC 43.13-1B hardware practices.

Please note: Product descriptions are provided for informational purposes. Always refer to your aircraft's Illustrated Parts Catalog (IPC) to verify part compatibility and specifications.

Frequently Asked Questions

What is the WASHER (P/N a1638-1)?

The a1638-1 is a flat washer for aircraft bolted assemblies. This steel washer distributes load under fastener heads and nuts while maintaining proper clamp load in airframe structures.

Does the a1638-1 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 a1638-1 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 a1638-1.

Can I order the a1638-1 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.