WASHER.19IDX.03THK (P/N 537690) - New Surplus
P/N: 537690
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 | 12 Available |
Product Description
The 537690 is a flat spacer washer with 0.19 inch inner diameter and 0.03 inch thickness. This washer distributes bearing loads beneath bolt and nut heads in aircraft structural applications. Conforms to AN960/NAS1149 washer standards commonly used in airframe assembly and maintenance.
Install under fastener heads in brackets and attachment points to prevent surface galling and ensure proper load distribution. Follow aircraft maintenance documentation and FAA AC 43.13-1B guidance for installation procedures.
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.19IDX.03THK (P/N 537690)?
The 537690 is a flat spacer washer with 0. 19 inch inner diameter and 0.
Does the 537690 meet AN/MS/NAS aviation specifications?
Aircraft hardware is manufactured to military and aviation specifications. The WASHER.19IDX.03THK 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 537690 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 537690.
Can I order the 537690 in custom quantities?
Yes, we sell hardware in various quantities from single units to bulk lots. The WASHER.19IDX.03THK is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.