WASHER (P/N din125a-m4-pa) - New Surplus

The din125a-m4-pa is a metric flat washer conforming to DIN 125 Form A specifications for M4 fasteners. Manufactured from steel, this washer distributes clamp load and protects bearing surfaces during assembly. Install under M4 nuts and bolt heads in aircraft panel mounting, structural connections, and component attachments.

The washer increases contact area to prevent fastener embedment in softer materials and maintains joint integrity under vibration. Follow aircraft maintenance manual guidance and FAA AC 43.13 recommendations for plain washer installation and torque procedures.

What is the WASHER (P/N din125a-m4-pa)?

The din125a-m4-pa is a metric flat washer conforming to DIN 125 Form A specifications for M4 fasteners. Manufactured from steel, this washer distributes clamp load and protects bearing surfaces during assembly.

Does the din125a-m4-pa 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 din125a-m4-pa 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 din125a-m4-pa.

Can I order the din125a-m4-pa 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.