A MaxSafe product, proudly manufactured in Liverpool, UK, known for its quality and reliability in industrial applications.

P812 Series Plug 1″ Male BSPT (OM)

RRP £27.51


The C812 Series is a MacDonald-styled bayonet design coupling, renowned for its exceptional performance in high-pressure compressed air and inert gas systems. Widely applied in oil refineries, chemical plants, and general engineering, these couplings prioritize safety through quick and secure connections, effectively reducing the risk of accidental disconnection. Tailored for use with pneumatic tools and fire hose reel services, the C12 Series features a straight-through design for efficient air venting on both sides upon separation.

Material Specifications

  • Back Body : Mild Steel (Zinc Plated)
  • Front Body: Mild Steel (Zinc Plated)
  • Seals:
    EPDM (NBR & Viton Available)
    Working Temperature (Depending on Medium):
    -40 C +130C (EPDM)
    -20 C to +100 C (NBR)
    -15 C to +200 C (Viton)
    Working Pressure: 75 Bar with a safety factor of 4:1

C12 Series – Macdonald-style bayonet coupling guide

Male Plug has sliding sleeve and is available with:
Hose End (HM)
Inside thread (IM)
Outside thread (OM)
HF, IF, OF Connects with any size Male

Female Coupling is available with:
Hose End (HF)
Inside thread (IF)
Outside thread (OF)
HM, IM, OM Connects with any size Female

Locking head is Universal to all sizes

We always try to ship orders in a timely manner (3-5 working days) however some of our products are produced to order so lead times & delivery times may vary.

Any issues with Shipping/Delivery please email the team info@maxsafeglobal.com

Requests by you to return goods to us will be accepted subject to a handling charge if all of the following criteria are met:

  • The goods are unused and are sourced from the MaxSafe range direct.
  • The goods are in working order.
  • The goods were invoiced within 10 days of the date of return.
  • Carriage is organised by us.
  • The return includes a completed goods return note with a MaxSafe Returns Number.

Handing charges will be levied as follows:
Goods invoiced within 10 days of the date of return will be subject to a handling charge. All goods must be adequately packed and addressed to:

Unit A1 Villiers Court, Villiers Road, Knowsley Business Park, Prescot, L34 9ET

For the avoidance of doubt, returned goods will only be accepted if the above requirements are met. MaxSafe cannot accept responsibility for returns forwarded by customers using their own carriers. MaxSafe is unable to accept any return of goods sourced on a customers behalf which are not listed within the MaxSafe catalogue.
Such orders for non-catalogue goods are non-cancellable and non returnable and as such are accepted entirely at the customers own risk.

MaxSafe takes immense pride in being a British manufacturer, with its state-of-the-art factory nestled in the vibrant city of Liverpool. Every MaxSafe product is meticulously crafted, bearing the hallmark of British craftsmanship and engineering excellence. From compressed air couplings and plugs to blowguns and accessories, each component undergoes rigorous quality checks to ensure unparalleled performance and durability.

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