Single-Arm Knobs | McMaster-Carr

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Unthreaded Through Hole

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For Screw Head Type

Maximum Temperature

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Set Screw Included

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Head Height

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Set Screw Thread Size

6-32

8-32

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

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DFARS Specialty Metals

Exempt

Export Control Classification Number (ECCN)

REACH

30 Products

Indicating Knobs


Style 8—Single-Arm Grip	Style 9—Single-Arm Grip	Style 10—Single-Arm Grip

Style 13—Single-Arm Grip	Style 15—Single-Arm Grip	Style 16—Single-Arm Grip

Control devices with round or D-shaped shafts and view settings at a glance with a pointer.

Phenolic—Phenolic knobs are a lightweight alternative to metal. They resist oil, grease, and solvents. Phenolic has good scratch resistance.

Anodized Aluminum—Aluminum knobs have mild corrosion resistance, are lightweight, and are nonmagnetic.

For D-Profile Shafts—Knobs for D-profile shafts simply press on and stay in place.

For Round Shafts—Knobs for round shafts include a set screw to secure them in place.

	Head			Hole
	Dia.	Wd.	Ht.	Dia.	Dp.	Cap Color	Insert Material	Set Screw Included	Temp. Range, ° F	Features		Each
Style 8—Single-Arm Grip







				Black Anodized Aluminum—For Round Shafts

				1/2"	—	1"	1/8"	1/2"	—	—	Yes	—	—	5856T2	000000


				Style 9—Single-Arm Grip







								Black Phenolic—For D-Profile Shafts

								1 1/2"	—	3/4"	1/4"	5/8"	—	—	No	-30 to 400	Retaining Spring	6094K95	0000




										Black Phenolic—For Round Shafts

										3/4"	—	9/16"	1/4"	7/16"	—	—	Yes	-30 to 400	—	6094K88	0000


										1 1/8"	—	5/8"	1/4"	7/16"	—	—	Yes	-30 to 400	—	6094K89	0000
										1 1/2"	—	3/4"	1/4"	5/8"	—	—	Yes	-30 to 400	—	6094K13	0000
										1 1/2"	—	3/4"	1/4"	5/8"	—	Brass	Yes	-30 to 400	—	6094K27	0000


										Style 10—Single-Arm Grip







														Black Phenolic—For Round Shafts

														—	1 1/8"	1/2"	1/4"	7/16"	—	Brass	Yes	-30 to 400	—	6094K26	0000


														Style 13—Single-Arm Grip







																		Black Phenolic—For D-Profile Shafts

																		—	1 1/16"	5/8"	1/4"	1/2"	Silver	—	No	-30 to 400	Retaining Spring	6094K11	0000




	Black Phenolic—For Round Shafts

	—																		1 1/16"	5/8"	1/4"	1/2"	Silver	—	Yes	-30 to 400	—	6094K24	0000


	Style 15—Single-Arm Grip







																				Black Phenolic—For Round Shafts

				—	1 11/16"															5/8"	1/4"	9/16"	—	—	Yes	-30 to 400	—	6094K12	0000


				—	1 11/16"															5/8"	1/4"	9/16"	—	Brass	Yes	-30 to 400	—	6094K14	0000


				Style 16—Single-Arm Grip







								Black Phenolic—For Round Shafts

								—	2 1/2"											5/8"	1/4"	5/16"	—	Brass	Yes	-30 to 400	—	6094K16	0000

Screw-Head Mount Knob Assortments

Inch Assortment

Keep a convenient selection of knobs on hand. To build a custom knob or thumb screw, pair one of these knobs with a socket head screw. Press the knob and screw together using a bench vise or an arbor press. Use these knobs to provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery. Made of plastic, they resist oil, grease, and solvents.

	For Screw Size	Temp. Range, ° F		Each
Black Acetal







	For Socket Head Screws

	295	Knurled Head Single Arm Two Arm Six Arm	140 15 80 60	No. 4, No. 6, No. 8, No. 10, 1/4", 5/16" No. 10, 1/4", 5/16" No. 10, 1/4", 5/16", 3/8" 1/4", 5/16", 3/8"	35 to 180	91165A880	0000000

Threaded-Hole Knobs

Style 12

Install these knobs on a threaded stud. They provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery.

Style 12—Single-Arm Grip

Style 12

Nylon—Plastic knobs are a lightweight alternative to metal. They resist oil, grease, and solvents. Nylon has good wear resistance.

	Thread		Head		Hub					Each
	Sz.	Dp.	Wd.	Ht.	Dia.	Ht.	Insert Material	Temp. Range, ° F		1-9	10-Up
Black Nylon



		1/4"-20	11/16"	1 3/8"	13/16"	5/8"	1/4"	Brass	-20 to 270	1904T35	00000	00000


		5/16"-18	11/16"	1 3/8"	13/16"	5/8"	1/4"	Brass	-20 to 270	1904T36	0000	0000
		5/16"-18	13/16"	1 3/4"	1 1/8"	13/16"	5/16"	Brass	-20 to 270	1904T37	0000	0000
		3/8"-16	13/16"	1 3/4"	1 1/8"	13/16"	5/16"	Brass	-20 to 270	1904T38	0000	0000

Screw-Head Mount Knobs

Style 2

To build a custom knob or thumb screw, pair one of these knobs with a hex or socket head screw and press the knob and screw together. All of these knobs provide a secure grip to position, tighten, and hold fixtures, equipment, and machinery. Made of plastic, they resist oil, grease, and solvents. Use color to identify equipment controls and components at a glance.

Style 2—Single-Arm Grip

Style 2

		Head
	For Screw Size	Wd.	Ht.	Temp. Range, ° F	Choose a Color	Pkg. Qty.		Pkg.
Acetal—For Socket Head Screws



		No. 10	13/16"	11/32"	35 to 180	Black, Gray, Red, Yellow	50	94052A014	000000


		1/4"	1"	7/16"	35 to 180	Black, Gray, Red, Yellow	50	94052A016	00000
		5/16"	1 3/16"	17/32"	35 to 180	Black, Gray, Red, Yellow	50	94052A018	00000

Comfort-Grip Indicating Knobs

Style

4—Single-Arm

Grip

A rubber coating or construction provides a comfortable grip. Use these knobs to control devices with round or D-shaped shafts and view settings at a glance with a pointer. All resist oil, grease, and solvents.

For Round Shafts—Knobs for round shafts include a set screw to secure them in place.

	Head		Hole					Each
	Dia.	Ht.	Dia.	Dp.	Set Screw Included	Temp. Range, ° F		1-9	10-Up
Style 4—Single-Arm Grip







				Black Rubber-Coated Polypropylene—For Round Shafts

				1 3/8"	7/8"	1/4"	11/16"	Yes	-15 to 210	60955K64	00000	00000


				1 7/8"	1"	1/4"	7/8"	Yes	-15 to 210	60955K75	0000	0000

Open-Ended Pull Handles

Access handles from multiple angles to open and close a variety of doors and drawers, including those on furniture, machines, and equipment.

Single-Arm Grip—Single-arm-grip handles provide a whole-hand grip with a low profile.

Threaded-Hole Mount—Install handles with a threaded or unthreaded hole by threading a screw through a hole from the back of your surface into the handles.

Unthreaded Through-Hole Mount—Mount handles with an unthreaded through hole directly to the front of your surface.

Aluminum and Anodized Aluminum—Aluminum handles have mild corrosion resistance, are lightweight, and are nonmagnetic. They’re more durable than plastic handles.

Plastic—Plastic handles resist oil, grease, and solvents.

	Thread		Head			Mounting Hole			Mounting Screw
	Size	Dp., mm	Wd.	Ht.	Max. Temp., ° F	No. of	Ctr.-to-Ctr. Ht.	Mounting Fasteners Included	Size	Lg.		Each
Single-Arm Grip—Threaded Hole







				Black Anodized Aluminum—Dull

				M5	10	125 mm	37 mm	Not Rated	2	14 mm	No	M5 M5	25 mm 30 mm	1187A42	000000


				M8	16	165 mm	47 mm	Not Rated	2	20 mm	No	M8 M8	25 mm 40 mm	1187A44	000000




						Aluminum—Dull

						M5	10	125 mm	37 mm	Not Rated	2	14 mm	No	M5 M5	25 mm 30 mm	1187A46	00000


						M8	16	165 mm	47 mm	Not Rated	2	20 mm	No	M8 M8	25 mm 40 mm	1187A48	000000


						Single-Arm Grip—Unthreaded Through Hole







										Black Anodized Aluminum—Dull

										—	—	125 mm	37 mm	Not Rated	2	14 mm	Yes	M5 M5	25 mm 30 mm	1187A41	00000




												Anodized Aluminum—Dull

												—	—	4 1/2"	2 1/4"	250	2	1/2"	No	No. 8	—	11625A36	00000




														Aluminum—Dull

														—	—	125 mm	37 mm	Not Rated	2	14 mm	Yes	M5 M5	25 mm 30 mm	1187A45	00000




																Black Plastic

																—	—	5 1/16"	1 7/8"	190	2	11/16"	Yes	M5	45 mm	1187A2	00000