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8461 Heyco 8461 NLN 3/8 NPT black nylon locknut for conduit tubing. 6.7 mm thickness, 26.9 mm wrenching flats, nylon 6/6, 94V-2 flammability rating.
Mfr Part #:

8461

Available from 1 distributors
Mfr Name: Heyco Products Corporation
Heyco Products Corporation
Heyco 8461 NLN 3/8 NPT black nylon locknut for conduit tubing. 6.7 mm thickness, 26.9 mm wrenching flats, nylon 6/6, 94V-2 flammability rating.
Total Stock: 2 pcs

8461 Available from 1 distributor

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8461 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Accessory Type
Features
Flammability Rating
For Use With
Material
Tape & Reel
Temperature Range
Thickness
Thread Type
Wrenching Flats (Hex Size)

8461 Description

Short technical summary and product information.

This Heyco NLN 3/8 NPT locknut (part number 8461) is a nylon 6/6 accessory designed for use with NPT threaded conduit fittings. The locknut has a 3/8" NPT thread and features a 6.7 mm thickness with 26.9 mm wrenching flats for easy installation.

 

Constructed from polyamide (PA66), the locknut is rated UL 94V-2 for flammability and operates across a temperature range of -40°C to 105°C. It is RoHS3 and REACH compliant, with an MSL rating of Level 1 (unlimited). The black nylon body provides corrosion resistance and electrical insulation.

 

Typical applications include securing conduit connections in cable management systems, electrical enclosures, and industrial control panels. The locknut is sold in a standard package of 100 pieces.

8461 Quick Information

Product Type: Locknut
Series: NLN
Canonical Name: NLN 3/8 NPT Black Nylon Locknut
Subcategory: Nylon Locknuts

8461 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

8461 Features

  • 3/8" NPT thread for conduit fittings.
  • Nylon 6/6 construction with 94V-2 rating.
  • 6.7 mm thickness with 26.9 mm hex size.
  • Operates from -40°C to 105°C.
  • RoHS3 and REACH compliant.

8461 Applications

  • Secure conduit connections in cable management.
  • Use with NPT threaded conduit fittings.
  • Ideal for electrical enclosures and panels.
  • Suitable for industrial control wiring.

8461 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the thread size of the Heyco 8461 locknut?

The Heyco 8461 locknut has a 3/8" NPT thread.

What material is the Heyco 8461 locknut made from?

It is made from polyamide (PA66), nylon 6/6.

What is the operating temperature range?

The locknut operates from -40°C to 105°C.

What is the flammability rating of the locknut?

The flammability rating is UL 94V-2.

What are the dimensions of the locknut?

Thickness is 6.7 mm and wrenching flats (hex size) is 26.9 mm.

Is the Heyco 8461 locknut RoHS compliant?

The locknut is listed as RoHS3 compliant (unverified).

What is the standard package quantity?

The standard package quantity is 100 pieces.

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