Sacs, Seals, and O-Rings

Restoring vintage fountain pens often requires replacement of the latex, silicone or other rubber seals that form the filling system. These items come as either sacs, seals such as point seals, and o-rings.
Latex Sac (Straight)
Latex Sac (Straight)
From $6.80
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Vacumatic Diaphragms
Vacumatic Diaphragms
$9.50
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Silicone Sac
Silicone Sac
$2.50
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O-Rings for Sheaffer Pneumatic Pens (Touchdown, Snorkel, PFM)
O-Rings for Sheaffer Pneumatic Pens (Touchdown, Snorkel, PFM)
From $5.50
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Sheaffer Touchdown Kit
Sheaffer Touchdown Kit
$21.50
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Pli-glass Sac
Pli-glass Sac
$2.50
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Sheaffer Snorkel Kit
Sheaffer Snorkel Kit
Sold Out
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Latex Sac (Necked)
Latex Sac (Necked)
From $6.80
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Latex Sac (Assorted)
Latex Sac (Assorted)
$64
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Sheaffer Snorkel Point Seals
Sheaffer Snorkel Point Seals
From $11
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Waterman Inkvue Diaphragms
Waterman Inkvue Diaphragms
$9.50
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