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Post Onsite · Hardware & Fasteners
121-8
In stock · ships from Knoxville
This is a 1/2-inch male pipe thread (MPT) hex head plug made of brass.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
We don't publish fitment for this part yet. Rather than guess, get it confirmed against your truck in under a minute.
It seals female NPT ports in air, water, oil, fuel, or hydraulic systems on heavy-duty trucks and trailers. Typical uses include capping unused ports on air tanks, valves, brake components, or fuel tanks. Replace it if the plug is stripped, corroded, or leaking.
Part Number: 121-8
1/2 PIPE PLUG 121-8
Unit: ea
Dealer: Post Onsite
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