Lead Rounds | McMaster-Carr

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	Shape Shape


Rod and Disc	Ball

Wire

	Diameter Diameter

	Length Length

	Material Material

Lead

Lead-Base Coppered Babbitt

	Finish Finish

Vinyl Coated

	Appearance Appearance

Plain

Matte

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	Temper Rating Temper Rating

Softened (Annealed)

Not Rated

	OD OD

	Weight Weight

	Container Size Container Size

5 lbs.

25 lbs.

50 lbs.

	Thickness Thickness

1/2"

	ID ID

25/64"

13/32"

41/64"

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Maximum Temperature Maximum Temperature

620° F

Not Rated

	Number of Balls Number of Balls

	Fabrication Fabrication

Cast

Heat Treated

	Specifications Met Specifications Met

Fed. Spec.

ASTM

	Lead Ball Trade Size Lead Ball Trade Size

7 1/2

	Container Type Container Type

	Spool

	Melting Temperature Melting Temperature

625° F

	Approximate Thickness Approximate Thickness

1 1/2"

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35 Products

Vinyl-Coated Lead Rods

The vinyl coating prevents lead from leaving marks on surfaces. This material has a minimum of 95% pure lead content.

For technical drawings and 3-D models, click on a part number.

Dia.	Dia. Tolerance	Lg.	Lg. Tolerance	Finish	Finish Color		Each
5/16"	-0.02" to 0.02"	12"	-0.04" to 0.04"	Vinyl Coated	Red	000000	000000

Lead Discs

This material has a minimum of 98% pure lead content. Use these cast-lead discs as spacers, washers, and counterbalances.

For technical drawings and 3-D models, click on a part number.

Thick.	Thick. Tolerance	OD	OD Tolerance	ID	ID Tolerance	Weight, lbs.	Specifications Met		Each
1/2"	-0.01" to 0.01"	2 3/4"	-0.015" to 0.015"	13/32"	-0.008" to 0.008"	1 1/4	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000
1/2"	-0.01" to 0.01"	4 1/2"	-0.015" to 0.015"	25/64"	-0.008" to 0.008"	3 1/4	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	00000
1/2"	-0.01" to 0.01"	6"	-0.015" to 0.015"	25/64"	-0.008" to 0.008"	5 3/4	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000
1/2"	-0.01" to 0.01"	8 1/2"	-0.015" to 0.015"	41/64"	-0.008" to 0.008"	11 1/2	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000
1"	-0.01" to 0.01"	4 1/2"	-0.015" to 0.015"	25/64"	-0.008" to 0.008"	6 1/2	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000
1"	-0.01" to 0.01"	6"	-0.015" to 0.015"	25/64"	-0.008" to 0.008"	11 1/2	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000
1"	-0.01" to 0.01"	8 1/2"	-0.015" to 0.015"	41/64"	-0.008" to 0.008"	23	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000
1"	-0.01" to 0.01"	10 3/4"	-0.015" to 0.015"	41/64"	-0.008" to 0.008"	37	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000
1"	-0.01" to 0.01"	13"	-0.015" to 0.015"	41/64"	-0.008" to 0.008"	54	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000
2"	-0.01" to 0.01"	4 1/2"	-0.015" to 0.015"	25/64"	-0.008" to 0.008"	13	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000
2"	-0.01" to 0.01"	6"	-0.015" to 0.015"	25/64"	-0.008" to 0.008"	23	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000
2"	-0.01" to 0.01"	8 1/2"	-0.015" to 0.015"	41/64"	-0.008" to 0.008"	46	ASTM B29, ASTM B749, Fed. Spec. QQL-171e Grade C	00000000	000000

Lead Balls

Fill forming bags for shaping metal or use as a counterweight. Material is a minimum of 97% pure lead. For a smooth finish, all of these balls are precision manufactured. They are also known as lead shot.

For technical drawings and 3-D models, click on a part number.

			5 lbs.			25 lbs.
Lead Ball Trade Size	Dia.	Dia. Tolerance	Number of Balls		Each	Number of Balls		Each
9	0.08"	-0.01" to 0.01"	45,600	0000000	000000	234,000	0000000	0000000
8	0.09"	-0.01" to 0.01"	32,000	0000000	00000	164,000	0000000	000000
7 1/2	0.1"	-0.01" to 0.01"	27,200	0000000	00000	140,000	0000000	000000
6	0.11"	-0.01" to 0.01"	17,600	0000000	00000	90,000	0000000	000000
5	0.12"	-0.01" to 0.01"	13,440	0000000	00000	68,000	0000000	000000
4	0.13"	-0.01" to 0.01"	10,560	0000000	00000	54,000	000000	000000

Lead Wire

Temper Rating: Softened
Tensile Strength: 1,100 psi
Specifications Met: ASTM B29, ASTM B749

This material has a minimum of 99.5% pure lead content. Bend this wire and it will stay in place. It is often used for bearing alignment and caulking.

5 lbs. Spool
Dia.	Dia. Tolerance	Fabrication	Max. Temperature, °F	Lg., ft.		Each
Matte
0.125"	-0.005" to 0.001"	Heat Treated	620°	82	000000	000000
0.188"	-0.005" to 0.001"	Heat Treated	620°	36	000000	00000
0.25"	-0.005" to 0.001"	Heat Treated	620°	20	000000	00000
25 lbs. Spool
Matte
0.125"	-0.005" to 0.001"	Heat Treated	620°	410	0000000	000000
0.188"	-0.005" to 0.001"	Heat Treated	620°	180	0000000	000000
0.25"	-0.005" to 0.001"	Heat Treated	620°	100	0000000	000000
50 lbs. Spool
Matte
0.375"	-0.01" to 0.015"	Heat Treated	620°	92	0000000	000000
0.5"	-0.01" to 0.015"	Heat Treated	620°	51	0000000	000000
0.75"	-0.01" to 0.015"	Heat Treated	620°	23	0000000	000000

Casting Metals

Melt and pour these alloys into molds to create metal parts and prototypes.

Lead-base coppered babbitt is able to withstand shock and vibration and requires less lubrication than other types of babbitt. Use it to cast bearings for low-speed, heavy-load applications.

Lead-Base Coppered Babbitt

		Material Composition					Approximate
Material	Melting Temperature, °F	Lead	Tin	Antimony	Copper	Arsenic	Thick.	Dia.	Wt., lbs.	Shape		Each
Lead-Base Coppered Babbitt	625°	75%	10%	14%	0.3%	0.5%	1 1/2"	3 3/4"	4 1/2	Rod and Disc	0000000	0000000