500 mg - 50 g Calibration Weight Set, OIML Class M1

As of: Wednesday, July 8, 2026

OPTIONAL

OIML M1/M2 serial numbers may be stamped on weights 100 g and larger (additional charges apply)

WARNING: Cancer and Reproductive Harm California Proposition 65

500 mg through 50 g OIML Weight Set Contents

500 mg - 1 mg	500 mg - 100 mg	50 g - 1 mg	50 g - 1 g
1 - 500 mg	1 - 500 mg	1 - 50 g	1 - 50 g
2 - 200 mg	2 - 200 mg	2 - 20 g	2 - 20 g
1 - 100 mg	1 - 100 mg	1 - 10 g	1 - 10 g
1 - 50 mg		1 - 5 g	1 - 5 g
2 - 20 mg		2 - 2 g	2 - 2 g
1 - 10 mg		1 - 1 g	1 - 1 g
1 - 5 mg		1 - 500 mg
2 - 2 mg		2 - 200 mg
1 - 1 mg		1 - 100 mg
		1 - 50 mg
		2 - 20 mg
		1 - 10 mg
		1 - 5 mg
		2 - 2 mg
		1 - 1 mg
Piece Count
12	4	20	8
Total Weight
1.11 g	1 g	111.11 g	108 g
Part #	Part #	Part #	Part #
30850-Class E1	30854-Class E1	-Class E1	-Class E1
30851-Class E2	30855-Class E2	96477-Class E2	96478-Class E2
30852-Class F1	30856-Class F1	96479-Class F1	96480-Class F1
30853-Class F2	30857-Class F2	96481-Class F2	96482-Class F2
161537-Class M1	-	-	-
Piece Count
7	9	13	16
Total Weight
710 g	1 lb	8 lb	7.72 lb
Part #	Part #	Part #	Part #
12545	12630	12652	12659

500 mg - 1 mg	500 mg - 100 mg	50 g - 1 mg	50 g - 1 g
–	–	(1) 50 g	(1) 50 g
–	–	(2) 20 g	(2) 20 g
–	–	(1) 10 g	(1) 10 g
–	–	(1) 5 g	(1) 5 g
–	–	(2) 2 g	(2) 2 g
–	–	(1) 1 g	(1) 1 g
(1) 500 mg	(1) 500 mg	(1) 500 mg
(2) 200 mg	(2) 200 mg	(2) 200 mg
(1) 100 mg	(1) 100 mg	(1) 100 mg
(1) 50 mg		(1) 50 mg
(2) 20 mg		(2) 20 mg
(1) 10 mg		(1) 10 mg
(1) 5 mg		(1) 5 mg
(2) 2 mg		(2) 2 mg
(1) 1 mg		(1) 1 mg
Piece Count and Total Weight
12 pcs.	4 pcs.	20 pcs.	8 pcs.
1.11 g set wt.	1 g set wt.	111.11 g set wt.	108 g set wt.

Part #	Description	List Price
161537	Class M1 SST	List Price: $523.00

www.ricelake.com | 800-472-6703