287175 — Miller PAPR II Filter Cover (Gen 2)

Fits these systems

Systems this part fits, with compatibility status and evidence
System	Compatibility status	Evidence
Miller Miller PAPR II (Gen 2)	T2 Manufacturer-listed part	[01] www.millerwelds.com manufacturer manual OM-OTC-287373 Rev D (2024-07) Section 5-4 "Installing The Air Filter" (p.15) diagram labels "4 Cover" and gives the install instruction quoted above. Listed as item 5, part 287175, "Filter Cover," in Section 8 Parts List Figure 8-1 (p.26). Archived at sources/miller-o287373d_mil.pdf. 2026-07-06

Specifications

Technical specifications
Function	Retainer cover that holds the spark guard screen, foam prefilter, and particulate (HEPA) filter in the correct stack order and clips onto the blower body
Installation	"Install the filter assembly by sliding the tabs on the cover into the bracket on the blower body; push down on the filter until it 'clicks' into position."

STOCKED BY — SUPPLIER CROSS-REFERENCE

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Record sources

Evidence — dated sources

[01] www.millerwelds.com manufacturer manual OM-OTC-287373 Rev D (2024-07), Section 5-4 (p.15) and Section 8 (p.26). 2026-07-06