Metric Ball Knobs | McMaster-Carr

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38 Products

Threaded-Hole-Mount Ball Knobs

Style 1

Install these traditional, easy-to-grip ball knobs on a threaded stud. They're good for control levers and push-pull rods.

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

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

	Thread							Each
	Size	Dp., mm	Head Dia., mm	Hub Dia., mm	Insert Material	Temp. Range, ° F		1-9	10-Up
Style 1





				Black Phenolic
				M4 × 0.7 mm	10	17	10	Brass	-20 to 380	62195K34	00000	00000
				M6 × 1 mm	12	32	13	Brass	-20 to 380	62195K31	0000	0000
				M6 × 1 mm	12	35	16	Brass	-20 to 380	62195K32	0000	0000
				M6 × 1 mm	13	25	—	Brass	-30 to 400	62195K12	0000	0000
				M8 × 1.25 mm	12	38	16	Brass	-20 to 380	62195K33	0000	0000
				M8 × 1.25 mm	13	25	—	Brass	-30 to 400	62195K13	0000	0000
				M8 × 1.25 mm	13	35	—	Brass	-30 to 400	62195K16	0000	0000
				M10 × 1.5 mm	15	25	—	Brass	-30 to 400	62195K14	0000	0000
				M10 × 1.5 mm	15	35	—	Brass	-30 to 400	62195K17	0000	0000
				M12 × 1.75 mm	18	35	—	Brass	-30 to 400	62195K18	0000	0000
				M12 × 1.75 mm	18	49	—	Brass	-30 to 400	62195K21	0000	0000
				M16 × 2 mm	21	49	—	Brass	-30 to 400	62195K22	0000	0000



						Red Phenolic
						M6 × 1 mm	13	25	—	Brass	-30 to 400	63075K12	0000	0000
						M8 × 1.25 mm	13	25	—	Brass	-30 to 400	63075K13	0000	0000
						M8 × 1.25 mm	13	35	—	Brass	-30 to 400	63075K16	0000	0000
						M10 × 1.5 mm	15	25	—	Brass	-30 to 400	63075K14	0000	0000
						M10 × 1.5 mm	15	35	—	Brass	-30 to 400	63075K17	0000	0000
						M12 × 1.75 mm	18	35	—	Brass	-30 to 400	63075K18	0000	0000
						M12 × 1.75 mm	18	49	—	Brass	-30 to 400	63075K21	0000	0000
						M16 × 2 mm	21	49	—	Brass	-30 to 400	63075K22	0000	0000



								Black Polypropylene
								M6 × 1 mm	13	32	—	Plain Brass	-15 to 225	6630T21	0000	0000
								M6 × 1 mm	13	35	—	Plain Brass	-15 to 225	6630T25	0000	0000
								M6 × 1 mm	13	38	—	Plain Brass	-15 to 225	6630T31	0000	0000
								M6 × 1 mm	13	41	—	Plain Brass	-15 to 225	6630T35	0000	0000
								M6 × 1 mm	13	48	—	Plain Brass	-15 to 225	6630T41	0000	0000
								M8 × 1.25 mm	13	32	—	Plain Brass	-15 to 225	6630T22	0000	0000
								M8 × 1.25 mm	13	35	—	Plain Brass	-15 to 225	6630T26	0000	0000
								M8 × 1.25 mm	13	38	—	Plain Brass	-15 to 225	6630T32	0000	0000
								M8 × 1.25 mm	13	41	—	Plain Brass	-15 to 225	6630T36	0000	0000
								M8 × 1.25 mm	13	48	—	Plain Brass	-15 to 225	6630T42	0000	0000
								M10 × 1.5 mm	15	32	—	Plain Brass	-15 to 225	6630T23	0000	0000
								M10 × 1.5 mm	15	35	—	Plain Brass	-15 to 225	6630T27	0000	0000
								M10 × 1.5 mm	15	38	—	Plain Brass	-15 to 225	6630T33	0000	0000
								M10 × 1.5 mm	15	41	—	Plain Brass	-15 to 225	6630T37	0000	0000
								M10 × 1.5 mm	15	48	—	Plain Brass	-15 to 225	6630T43	0000	0000

Oval Threaded-Hole-Mount Ball Knobs

Mount these oval, easy-to-grip ball knobs on a threaded stud. They're good for control levers and push-pull rods. Made of plastic, all resist oil, grease, and solvents.

Thread		Head, mm						Each
Size	Dp., mm	Dia.	Ht.	Hub Dia., mm	Insert Material	Temp. Range, ° F		1-9	10-Up





			Black Phenolic
			M6 × 1 mm	12	29	38	13	Brass	-20 to 380	6050K54	00000	00000
			M8 × 1.25 mm	12	29	38	13	Brass	-20 to 380	6050K53	0000	0000
			M10 × 1.5 mm	15	29	38	13	Brass	-20 to 380	6050K52	0000	0000