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The LOCTITE 88631 is a bottle-top hand pump dispensing applicator designed for controlled, single-stroke delivery of adhesives and sealants from 250 ml bottles. The pump mounts directly to the bottle neck, eliminating the need to pour or squeeze product and reducing waste during application. It is well suited for bench-top use in HVAC, plumbing, and mechanical shops where adhesives, thread-locking compounds, or sealants are used regularly. Technicians and assembly workers who need repeatable, low-mess dispensing will find this a practical addition to their workflow.
This applicator fits any standard 250 ml LOCTITE bottle, making it compatible with a wide range of threadlockers, retaining compounds, gasket makers, and pipe sealants sold in that bottle size. It is typically used at a fixed workstation or service bench rather than in the field, and works best in environments where controlled adhesive dosing helps prevent over-application and contamination of threads or mating surfaces.
Designed to fit any standard 250 ml LOCTITE bottle. Supersedes old part number LOC97001.
Thread or press the pump head firmly onto the 250 ml bottle before first use and verify a secure seal. Prime the pump by stroking several times until product reaches the tip before applying to a work surface. Keep the nozzle clear of cured adhesive between uses — wipe the tip after each session to prevent clogging. No special tools or trade license is required for setup, but follow the adhesive manufacturer's safety data sheet for ventilation and skin-contact precautions.
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