Eaton Crouse-Hinds NPL150300 304SS conduit nipple - NEC/CEC
Part Number: NPL150300 304SS
Quick Summary
NPL150300 304SS conduit nipple connects rigid/IMC conduits in stainless steel installations. For engineers facing corrosion, maintenance downtime, and contamination risk in harsh environments, a reliable stainless solution reduces outages and extends service life. It meets NEC/CEC standards and is suitable for ordinary/non-hazardous locations, aligning with common industrial safety requirements. This model supports consistent thread engagement and corrosion resistance across stainless pathways, simplifying procurement and installation. By standardizing on 304 stainless steel parts like this nipple, teams can cut nuisance repairs, minimize replacement cycles, and maintain compliance across facilities such as chemical plants, food processing, and marine environments. Its 1-1/2 in x 3 in size supports standard conduit layouts.
Product Information
Extended Description
NPL150300 304SS Eaton Crouse-Hinds: Eaton Crouse-Hinds series NPL conduit nipple, Rigid/IMC, 304 stainless steel, 1-1/2" x 3"
Product Name
Eaton Crouse-Hinds series NPL conduit nipple
Catalog Number
NPL150300 304SS
UPC
662277030403
Product Weight
0.53 lb
Area classification
Ordinary/Non-Hazardous Locations
Standards type
NEC/CEC
Conduit type
Rigid/IMC
Size and length
1-1/2" x 3"
Material
304 stainless steel
Crouse-Hinds stainless steel conduit, cable and wire management brochure
Crouse-Hinds series Locknuts, Nipples, Washers, Reducers and Plugs - Rigid-IMC catalog page
Locknuts, Nipples, Washers, Reducers and Plugs - Rigid-IMC UL certification
Locknuts, Nipples, Washers, Reducers and Plugs - Rigid-IMC UL certification
Eaton Specification Sheet - NPL150300 304SS
Feature: 304 stainless steel construction. Business Impact: Delivers superior corrosion resistance in wet, chemical, and maritime environments, extending service life and reducing replacement costs. Application: Ideal for stainless conduit runs in aggressive facilities where cleanability and durability matter. Feature: Size 1-1/2" x 3". Business Impact: Fits standard rigid/IMC conduit runs, streamlining installation and reducing need for adapters. Application: Fastens into common conduit layouts used in industrial plants. Feature: Rigid/IMC conduit compatibility. Business Impact: Ensures strong, mechanically secure connections with predictable torque and seating, lowering maintenance time. Application: Used across heavy-duty electrical installations in process facilities. Feature: NEC/CEC compliance and ordinary/non-hazardous location suitability. Business Impact: Supports code-compliant installations with verified performance, reducing risk and inspection delays. Application: Widely adopted in non-hazardous industrial sites. Feature: Weight of 0.53 lb. Business Impact: Light enough for manageable field handling while offering robust stainless strength. Application: Helpful for on-site assembly and inventory management. Feature: UPC 662277030403. Business Impact: Simplifies procurement and traceability, improving warehouse like-for-like replacements. Application: Streamlines stocking and reorder processes.
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FAQs
To install, align the nipple with mating rigid/IMC fittings, ensure clean threads, and tighten to manufacturer-recommended torque to seat the connection without over-tightening. The 304 stainless steel construction provides corrosion resistance, while the 1-1/2" x 3" size matches standard conduit runs. When assembling, verify compatibility with other Crouse-Hinds stainless components and use appropriate gaskets or washers if specified by the installation layout.
304 stainless steel provides excellent corrosion resistance against moisture, chemicals, and salt spray, which reduces maintenance frequency and downtime. This improves long-term reliability for stainless conduit runs in chemical plants, food processing facilities, and offshore installations. The material choice also supports easier cleaning and sanitation where required by industry standards.
Yes. The NPL150300 is designed to integrate with other rigid/IMC stainless components from the Crouse-Hinds stainless line, ensuring consistent threading and fitment. This compatibility simplifies sourcing, reduces potential mismatches, and helps standardize stainless conduit runs across a facility.
The NPL150300 304SS conduit nipple is specified to meet NEC/CEC standards and is intended for ordinary/non-hazardous locations. This alignment supports code-compliant installations in typical industrial environments and helps smooth inspections and approvals where these standards are required.
Although the upfront cost reflects premium stainless steel, the long-term benefits include reduced corrosion-related failures, fewer replacement parts, and lower maintenance labor. The 0.53 lb weight aids field handling, while 304 stainless resistance minimizes downtime in corrosive environments, delivering lower total cost over the equipment’s life cycle.