Fisher Space Pen Refill – PR Series, Green Ink, 1.1 mm

The Fisher Space Pen offers refills from the PR (Pressurized Refill) series, which last three times longer than standard refills. Each refill provides over 3,600 meters of continuous writing, depending on the surface and usage.

The refill fits all of the manufacturer's pens, with the exception of the Q4 model. With the included white adapter, the length increases by 2.5 cm, allowing it to be used in Parker pens and similar models as well.

Key Benefits of the Charger

It lasts three times longer than a regular refill
It works underwater, at any angle, and at temperatures ranging from -35°C to 121°C
Tungsten carbide ball—extremely hard and durable
Thixotropic ink, hermetically sealed in a pressurized container
An internal separator separates the ink from the pressurized nitrogen
Parker chemical-compatible adapter included
It is available in various colors and line widths (thin and bold)
Exceptionally long lifespan—over 100 years

Technical Specifications

Specifications	Value
Brand	Fisher Space Pen
Series	PR (Pressurized Refill)
Model	SPR3
Ink Color	Green
Line thickness	1.1 mm
Magazine Length	8.9 cm
Cap Length	2.5 cm
Capacity	over 3,600 m
Temperature range	from -35°C to 121°C
Ball Material	Tungsten carbide
Ink Type	Thixotropic, under pressure
Contents of the Set	Refill and white adapter for Parker
Packaging	Blister Pack

Frequently Asked Questions

What types of chemicals is the Fisher Space Pen SPR3 refill suitable for?

The PR series refill is compatible with all Fisher Space Pen ink cartridges, with the exception of the Q4 model. With the included white adapter, its length increases by 2.5 cm, allowing it to be used with Parker pens and similar models of equivalent size.

How long does the Fisher Space Pen PR Series refill last?

The refill provides over 3,600 meters of continuous writing, depending on the surface and writing style. That’s three times more than a standard refill. In addition, the ink retains its quality for over 100 years.

Under what conditions can you write with the Fisher Space Pen refill?

The pen is designed to operate under extremely harsh conditions. It writes underwater, at any angle—including upward—and at temperatures ranging from -35°C to 121°C. This makes it suitable for outdoor use, in extreme weather conditions, and in situations where a standard pen would fail.

What is the technology behind the Fisher Space Pen PR refill?

The refill uses thixotropic ink, which is hermetically sealed in a pressurized reservoir. An internal separator separates the ink from the pressurized nitrogen. The ball is made of tungsten carbide—an extremely hard material that ensures smooth and consistent writing under all conditions.

What are the dimensions of the Fisher Space Pen SPR3 refill?

The barrel is 8.9 cm long, and the cap is 2.5 cm long. The line width is 1.1 mm, which corresponds to a bold line. The set also includes a white adapter that extends the refill by an additional 2.5 cm for compatibility with Parker pens.

In what versions is the Fisher Space Pen PR Series refill available?

The PR series refills are available in a variety of ink colors and line widths—fine and bold. The specific SPR3 model, available at Dulotec.COM, features green ink and a line width of 1.1 mm.

Is the Fisher Space Pen a good gift for a man?

The Fisher Space Pen is an excellent choice as a gift for a man, especially for those who value quality and functionality. It comes in a blister pack, making it convenient to give as a gift. Its long lifespan, exceptional technical specifications, and compatibility with popular Parker refills make it a practical and stylish gift for any occasion.

Original price was: 10,00 €.Current price is: 9,00 €.

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SKU: d-06-15-349 Categories: Ballpoint Pen Refills, Gifts for men, Luxury Pens

Description

Specifications	Value
Brand	Fisher Space Pen
Series	PR (Pressurized Refill)
Model	SPR3
Ink Color	Green
Line thickness	1.1 mm
Magazine Length	8.9 cm
Cap Length	2.5 cm
Capacity	over 3,600 m
Temperature range	from -35°C to 121°C
Ball Material	Tungsten carbide
Ink Type	Thixotropic, under pressure
Contents of the Set	Refill and white adapter for Parker
Packaging	Blister Pack

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About brand

The Space Pen—also known as the Zero Gravity Pen—is a pen that, thanks to its patented sealed pressurized ink cartridge, will write under almost any conditions (underwater and at extreme temperatures) and on almost any surface (greasy or wet paper and at any angle). These pens were first used in 1968 on the Apollo 7 mission. Since then, the Fisher Space Pen has been part of every NASA manned spaceflight. The products have also been used by the Russian and Chinese space programs! The Space Pen—a product that works under virtually any conditions. Whether upside down or floating in zero gravity, it doesn’t matter—these pens will get the job done. Write anytime, anywhere!