Fed. Spec. WW-H-171 Type 23 Beam Clamps

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Strut Channel Type

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19 Products

Beam Clamps for Threaded Rods


Style A	Style B

Style G	Style H

Attach these clamps to the flange of a beam, then hang threaded rods from the threaded hole.

304 Stainless Steel—304 stainless steel clamps have excellent corrosion resistance and good chemical resistance.

Zinc-Plated Iron—Zinc-plated iron clamps have mild corrosion resistance.

Styles A, B, and G—Styles A, B, C, F, G, J, K, and L have a locknut to prevent loosening.

Style H—Styles D, E, and H have a threaded hole on the back for supporting a hanger or routing ring.

	For Max. Beam Thk.	Wt. Cap., lb.	Mount Type	Nut Type	Throat Dp.	Lg.	Wd.	Ht.	Threaded Rod Included		Each
Bottom Beam Mount







	Iron

	A	Flat	3/8"-16	3/4"	400	Clamp On	Locknut	5/8"	1 7/8"	13/16"	1 13/16"	No	0000000	00000


	A	Flat	1/2"-13	3/4"	500	Clamp On	Locknut	5/8"	1 7/8"	13/16"	1 13/16"	No	0000000	0000
	A	Flat	5/8"-11	3/4"	550	Clamp On	Locknut	5/8"	2 1/16"	1 1/8"	2 1/16"	No	0000000	0000




			Steel

			B	Flat, Taper	3/8"-16	3/4"	400	Clamp On	Locknut	1"	2 1/2"	5/8"	2 3/8"	No	00000000	0000


			B	Flat, Taper	1/2"-13	3/4"	500	Clamp On	Locknut	7/8"	2 1/2"	3/4"	2 3/8"	No	00000000	0000
			B	Flat, Taper	5/8"-11	3/4"	550	Clamp On	Locknut	7/8"	2 3/8"	7/8"	2 3/8"	No	00000000	0000
			B	Flat, Taper	3/4"-10	3/4"	600	Clamp On	Locknut	7/8"	2 3/8"	1"	2 3/8"	No	00000000	00000
			B	Flat, Taper	7/8"-9	1"	900	Clamp On	Locknut	1 1/4"	3 3/8"	1 1/4"	3"	No	00000000	00000




					304 Stainless Steel

					B	Flat, Taper	3/8"-16	13/16"	400	Clamp On	Locknut	1"	2 3/8"	5/8"	2 3/8"	No	0000000	00000


					B	Flat, Taper	1/2"-13	13/16"	500	Clamp On	Locknut	1 1/16"	2 3/8"	3/4"	2 3/8"	No	0000000	00000


					Bottom and Top Beam Mount







									Iron

									G	Flat, Taper	3/8"-16	13/16"	250	Clamp On	Locknut	9/16"	2"	7/8"	1 3/8"	No	0000000	0000


									G	Flat, Taper	3/8"-16	1 1/4"	250	Clamp On	Locknut	9/16"	2"	7/8"	1 7/8"	No	0000000	0000
									G	Flat, Taper	1/2"-13	13/16"	750	Clamp On	Locknut	9/16"	2 1/8"	1 1/8"	2"	No	0000000	0000
									G	Flat, Taper	1/2"-13	1 1/4"	750	Clamp On	Locknut	9/16"	2 1/8"	1 1/8"	2 1/2"	No	0000000	0000




											Zinc-Plated Iron

											H	Flat, Taper	1/4"-20	7/8"	100	Clamp On	—	1/2"	1 1/2"	5/8"	1 5/8"	No	0000000	0000

Clamp-On Strut Channel Beam Mounts

Image of ProductInUse. Front orientation. Contains Inset, Border, MultipleImages. Strut Channel Framing and Fittings. Clamp-On Strut Channel Beam Mounts, Style 2.

Style 2

Attach strut channel to structural beams without welding or drilling. Since these mounts clamp into place, you can easily reposition them as your needs change.

Style 2—A plate on the bottom slides into the channel and holds the lip. Secure these mounts with the included bolt, then tighten the locknut to prevent loosening. A threaded hole on the bottom connects threaded rod.

Zinc-Plated Steel—Strong and durable with a zinc plating that protects from occasional exposure to moisture.

		For Channel
	Material	Ht.	Wd.	For Beam Shape	For Beam Thk.	Wt. Cap., lb.	Nut Type	Throat Dp.	Lg.	Wd.	Ht.	For Thread Size	Mounting Fasteners Included	Pkg. Qty.		Pkg.
Style 2



		Zinc-Plated Steel	1 5/8" to 3 1/4"	1 5/8"	Flat, Taper	5/8"	250	Locknut	1 1/4"	2 3/8"	1/4"	2 3/4"	3/8"-16	Yes	1	0000000	000000


		Zinc-Plated Steel	1 5/8" to 3 1/4"	1 5/8"	Flat, Taper	5/8"	350	Locknut	1 1/4"	2 3/8"	1/4"	2 3/4"	1/2"-13	Yes	1	0000000	00000

Angled Beam Clamps for Threaded Rods

Also known as purlin clamps, these clamps are shaped to fit around beams that have a 45° or 90° lip.

Zinc-Plated Iron—Zinc-plated iron clamps have mild corrosion resistance.

												Iron		Zinc-Plated Iron
	For Beam Shape	For Thread Size	For Max. Lip Ht. @ Angle	For Max. Beam Thk.	Wt. Cap., lb.	Mount Type	Throat Dp.	Lg.	Wd.	Ht.	Threaded Rod Included		Each		Each
Bottom Beam Mount



		Angled, Flat, Taper	3/8"-16	1 1/2" @ 90°, 2" @ 45°	1"	400	Clamp On	13/16"	3"	1"	3 3/8"	No	00000000	000000	00000000	000000