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Red Seal Measurement · Hardware & Fasteners
100138-003
In stock · ships from Knoxville
The 100138-003 is an O-ring seal used in Red Seal / Neptune fuel delivery truck meters.
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Verified fitment for 2 applications
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Used in fuel delivery truck metering systems. May also fit other Red Seal Neptune meters that use the same valve assembly.
Part data verified against 3 catalog sources
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It has a 1/16 inch cross-section and a 5/8 inch inner diameter. This O-ring is specifically used in the 3-inch auto stop valve (item 46 in the Type 1 valve assembly) and for gear train mounting on certain meter models. It provides a leak-proof seal for valve and meter components and is typically replaced during meter rebuilds or when leaks occur.
Part Number: 100138-003
O-RING
Unit: ea
Dealer: Post Onsite
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