size: #4, countersunk, chromium or nickel plated brass. If you require a quote on this or any product please visit our quote request page » Browse our frequently asked questions page. You may contact us by phone at +1 (904) 543-6395 or email us using our contact form.

Monroe Aerospace is a stocking distributor of Aerospace and Mil-Spec hardware including washers.

Shop Boeing for NAS391B4P, Finishing Countersunk Washer, #4 Nominal, Brass, Chromium/Nickel-Plated. Boeing offers Aircraft Parts, Chemicals, Tools, and more.

NAS391B4P - Chrome Plated Brass Finishing Washer - Screw Size: 4 - Outside Diameter: .375| Alt PNs FCW4, 601-4

NAS391B4P Finishing Washer. size: #4, countersunk, chromium or nickel plated brass

Countersunk interior finishing washer. SIZE: #4, COUNTERSUNK FINISHING WASHER, CHROMIUM OR NICKEL PLATED BRASS.

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NAS391B4P Description Washer,finishing CAGE 80205. A washer or cone or disk shape with a centrally located hole, designed to accommodate a flat or oval head screw and provide additional bearing area on the material being fastened. It may or may not have a flush flange feature. Part NAS391B4P NSN 5310-01-223-8863 ...

P/N NAS391B4P Description size: #4, countersunk, chromium or nickel plated brass * Manufacturer certifications are shipped with your order FREE of charge Order this part online Additional Information SKU / Model: NAS391B4P Minimum Qty (MOQ): 50 NSN: 5310-01-223-8863 ECCN: EAR99