Spec Sheet
$6.17
Estimated price. Final price and availability are subject to confirmation. Contact our sales team for a current quote.
The KILLARK R-21 reducing bushing is designed to reduce the trade size of tapped holes or hubs in electrical conduit systems. Constructed from copper-free aluminum with a natural finish, it offers durability and corrosion resistance.
Key features include:
- Tapered threads (NPT) for secure connection
- Smooth internal bushing to protect conductors
- Threaded for Rigid Conduit or IMC
- Available in zinc plated steel and copper-free aluminum
Its dimensions are 1 inch in length, with a height of 2 inches, and it fits hub sizes from ¾ inch to ½ inch. The product is rated for hazardous environments including Class I, Divisions 1 & 2, Groups A-D, and Zones 1 & 2, Groups IIC, IIB, IIA.
Technical Specifications
| Finish | Natural |
| Special Features | Killark’s reducing bushings and adapters assist in reducing the trade size of tapped holes and its smooth internal bushing protects conductors. The wide variety of reducing ranges allow for almost any combination of size changes. It is available in copper-free aluminum and zinc plated steel. |
| ARRA Compliant | Contact Manufacturer |
| Country of Origin | United States |
| Color | Silver |
| Dimensions | 1 in x 2 in x 2 in |
| Hazardous Rating(s) | Class I, Divisions 1 & 2, Groups A, B, C, D;Class I, Zones 1 & 2, Groups IIC, IIB, IIA;Class II, Divisions 1 & 2, Groups E, F, G |
| Height | 2 in |
| Hub Size | 3/4" to 1/2" |
| Length | 1 in |
| Weight | 0.02 lb. |
| Width | 2 in |
| Application | To reduce the trade size of a taped hole or hub. |
| Finish Type | Natural |
| Type | Reducing Bushing |
| Class Code | D30 |
| Description - Invoice | 3/4" TO 1/2" REDUCING BUSHING |
| Freight Class Code | 06316009 |
| Harmonization Code | 7609000299 |
| Image Actual Or Representative | R |
| Lead Time | 15 wk |
| MSDS Flag | No |
| Order Multiple | 1 EA |
| Returnable Indicator | Yes |
| Sub Class Code | D30D237 |
| CSA File Number | LR11716 |
| Gross Weight with Packaging | 0.02 |
| UL File Number | E10514 |
| Material | Aluminum, Copper Free (less than 4/10 of 1%) |
| Series | R Series |
| Base Unit of Measure | EA |
| BOX SIZE | 4.500x5.750x5.750 (in) |
| Carton - Gross Weight per Pack | 1.000 lb. |
| Carton - Number of Sub Packs | 50 |
| Carton - Pack Description | Carton |
Product Documents
Reviews: 0
There are no reviews for this product.
Questions: 0
No questions about this product.
Similar products
