Product Overview U-Cup Packing is a Lincoln Industrial packing or seal identified for models 82793 and 82883 Grease pumps. Key source specifications include Model 34403. Ideal For Choose this product if you need: Replacement, repair, or installation work involving models 82793 and 82883 Grease pumps Not Ideal For Not ideal for equipment outside the listed models 82793 and 82883 Grease pumps compatibility. Product Details Review the product details below to confirm the model / mpn match your equipment or lubrication system. Shared Product Details Model / MPN 34403 Brand Lincoln Additional Product Information Made for use with models 82793 and 82883 Grease pumps Frequently Asked Questions What does this fit? The supplied product data identifies it for models 82793 and 82883 Grease pumps. What model number should I verify? Confirm model or manufacturer part number 34403.