Proponent (Kapco Valtec)

Proponent is the world’s largest independent aerospace distribution company. We are 100% employee owned, making our highest global priority to effectively serve you, our suppliers and customers. Our product portfolio consists of over 400,000 high quality aircraft parts, which we deliver on-time, anywhere in the world.

Proponent is a new identity with deep aerospace roots.

Avio-Diepen was founded in 1946 by Dutch aviation pioneer, Frits Diepen. Kapco Global was formed in 1972 under the name Kirkhill Aircraft Parts Company. Both companies have a stellar reputation for high quality parts, decades on reliable on-time delivery and outstanding customer-centered service. With 115 years of combined aerospace expertise, we have lots of stories to tell.

Kapco Valtec
Sale price $19.64 Regular price $30.22 Sale
Kapco Valtec
Sale price $2.28 Regular price $2.31 Sale
Kapco Valtec
Sale price $0.24 Regular price $1.00 Sale
Kapco Valtec
Sale price $3.29 Regular price $4.11 Sale
Kapco Valtec
Sale price $1.50 Regular price $1.68 Sale
Kapco Valtec
Sale price $2.06 Regular price $2.90 Sale
Kapco Valtec
Regular price $0.80
Kapco Valtec
Sale price $1.76 Regular price $2.67 Sale
Kapco Valtec
Sale price $1.60 Regular price $1.80 Sale
Kapco Valtec
Sale price $0.65 Regular price $0.95 Sale
Kapco Valtec
Sale price $3.94 Regular price $6.67 Sale
Kapco Valtec
Sale price $0.74 Regular price $1.40 Sale