WASHER (P/N s1438-20) - New Surplus
P/N: s1438-20
Category: Fasteners & Hardware
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 | 4 Available |
Product Description
The s1438-20 is a flat washer that distributes clamp load under bolt heads and nuts in aircraft structural joints. This hardware protects bearing surfaces and prevents fastener pull-through in bolted assemblies. Commonly referenced to AN960/NAS1149 washer standards for aviation applications.
Used in Cessna Citation installations where load distribution is critical. Installation follows aircraft maintenance manual specifications and FAA AC 43.13-1B guidance. Verify applicability in your aircraft's Illustrated Parts Catalog before use.
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 s1438-20)?
The s1438-20 is a flat washer that distributes clamp load under bolt heads and nuts in aircraft structural joints. This hardware protects bearing surfaces and prevents fastener pull-through in bolted assemblies.
Does the s1438-20 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 s1438-20 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 s1438-20.
Can I order the s1438-20 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.