Hubbell R21 Reducing Bushing 3/4 inches to 1/2 inches

Product Description

The HUBBELL R21 reducing bushing assists in reducing the trade size of tapped holes, with a smooth internal bushing that protects conductors. It is threaded for rigid conduit or IMC. The wide variety of reducing ranges allow for almost any combination of size changes. It is available in copper-free aluminum.

• Tapered threads (NPT)
• Smooth internal bushing protects conductors
• Threaded for Rigid Conduit or IMC

Product Highlights

Reducing bushings and adapters assist in reducing the trade size of tapped holes. Smooth internal bushing protects conductors.

Product Information

Standard Information

• Brand: HUBBELL
• Manufacturer Part Number: R21
• Country of Origin: United States

Technical Specifications

• Application: To Reduce The Trade Size Of A Taped Hole Or Hub
• Catalog Number: R-21
• Color: Silver
• Finish Type: Natural
• Material: Aluminum, Copper Free (less than 4/10 of 1%)
• Series: R Series
• Type: Reducing Bushing
• UPC: 783936570013
• Hub Size: 3/4" to 1/2"
• Height: 2 in
• Length: 1 in
• Weight: 0.02 lb
• Width: 2 in
• CSA File Number: LR11716
• 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
• UL File Number: E10514
• Manufacturer: Hubbell
• Conduit Size: 1/2 to 3/4 in
• Product Series: R
• Family Series: Killark Fittings, R Series
• Description: Reducing Bushing, 3/4in. TO 1/2in.
• Connection Type: Male/Female
• External Thread: 3/4 NPT
• Internal Thread: 1/2 NPT
• Composition: Metallic
• Hazardous Location: Yes
• Approvals: CSA, UL
• Net Weight: 0.02 lbs
• MFR #: R-21
• UPC #: 783936570013
• Country of Origin: United States
• Trade Size: 1/2 in x 3/4 in
• Overall Length: 3/4 in
• Compatible Conduit Trade Size: 1/2 in, 3/4 in
• Reduction Size: 3/4 in to 1/2 in
• Overall Height: 2 in
• Overall Width: 2 in
• Item: IMC
• Conduit Fitting Type: Reducing Bushing
• Finish: Plain
• Ends - Hazardous Fittings: 1/2 in FNPT x 3/4 in MNPT
• Standards: CSA Certified File (LR11716), UL Listed File (E10514)
• Shape: Round
• Thread Gender: Female to Male
• Body Style: R
• Number of Pieces: 1
• Seal Type: Vertical and Horizontal Conduit Sealing Fittings
• Fitting Type: Reducing Bushing
• Thread Type: NPT
• Connection Orientation: Straight
• Fitting Sub-Category: Plugs and Bushings
• Item - Conduit Fitting: Reducing Bushing
• Conduit Fitting Material: Copper Free Aluminum
• Connection: Male to Female