Technical Archive

Breitling
Cockpit A1335812A578— lug 20mm

Breitling Cockpit A1335812A578: 20mm strap. Alligator, box calf, shell cordovan and rubber, cut and stitched in Milano. Choose your leather.

Chrono Cockpit

Artisanal Note

"This model requires a precise 20mm lug width to preserve the original sartorial balance."

Technical Specifications

Breitling A1335812A578
Lug Width
20 mm

The essential strap measurement.

Browse 20mm straps →
Reference

A1335812A578

Movement

Breitling caliber Caliber 13 Hours, Minutes, Small Seconds | Date | Chronograph

The Heritage

The Breitling Cockpit features the Caliber 13 with functions of hours, minutes, small seconds, date and chronograph. The model has 20mm lugs and is part of the Swiss manufacturer's chronograph collection. The reference A1335812A578 identifies this specific configuration of the timepiece.

FAQ

What is the lug width of the Breitling Cockpit A1335812A578?

The Breitling Cockpit A1335812A578 features a lug width of 20mm, measured at the point where the strap meets the case. This is the critical measurement when selecting a compatible replacement strap.

What is the best strap for the Breitling Cockpit A1335812A578?

Given the tool-watch character of the Cockpit, the most appropriate options are vegetable-tanned calf leather for daily wear, alligator with belly grain for formal occasions, shell cordovan for superior durability, or ballistic nylon NATO and vulcanised rubber for sporting use. All replacements must feature a 20mm attachment width.

How do you change the strap on a Breitling Cockpit A1335812A578?

Strap replacement requires a fine-tipped springbar tool. Insert the tip into the slot on the side of the lug, compress the internal spring of the springbar, and slide it laterally out of the lug hole. Repeat on the opposite side. With a little practice, the operation takes under two minutes without risk of scratching the case.

Are there aftermarket straps compatible with the Breitling Cockpit A1335812A578?

Yes. Any 20mm strap with a standard attachment profile is compatible, provided the attachment geometry suits the slight curvature of the Cockpit's lugs. Milanostraps.it offers a curated selection of handcrafted 20mm straps made to specifications compatible with this reference, available in various materials and finishes.

How long does a leather strap last on a Breitling Cockpit A1335812A578?

Longevity depends on the material and conditions of use. A vegetable-tanned calf leather strap, properly maintained, lasts between two and four years with daily wear. Shell cordovan can exceed five years owing to its dense fibre structure. Alligator leather, kept away from prolonged moisture, has a comparable lifespan to high-quality calf. Avoiding direct contact with water and heavy perspiration significantly extends strap life.