Confirmed fit
Wide Mouth 16 oz
Nalgene · Wide Mouth
Compatibility evidence details
Exact manufacturer replacement-cap exclusion of other size scopes.
Concept illustration · Not a product photo
Nalgene / REPLACEMENT PARTProduct source ↗
16 oz Wide Mouth Replacement Cap
Replacement lid details
BrandNalgene
BOTTLE COMPATIBILITY
2 bottle modelsWhich bottles does this lid fit?
Verified bottle matches first. Always check model and generation.
Confirmed compatible
2 optionsManufacturer evidence ↗Source reviewed 2026-10-27View bottle details ↗
Confirmed fit
Wide Mouth Ultralite 16 oz
Nalgene · Ultralite Wide Mouth
Compatibility evidence details
Exact official bottle: https://nalgene.com/product/16oz-wide-mouth-ultralite/; distinct factory model; see cap: https://nalgene.com/product/16oz-wide-mouth-cap/
ORIGINAL CONFIGURATION
2 documentedSold with these bottle configurations
Manufacturer-documented sales configurations; confirm the exact version you own.
Wide Mouth 16 oz
16oz Wide Mouth with factory Wide Mouth screw cap
Configuration notes
Maker 16oz bottle details indicate Wide Mouth lid; separate official 16oz replacement cap fits this size only.
Wide Mouth Ultralite 16 oz
16oz Wide Mouth Ultralite with factory 53mm Wide Mouth screw cap
Configuration notes
Factory cap family only; cap color SKU and all historical generations not asserted.