4 Inch Cored Bench Plate

APPLICATIONS Used for precision layout and inspection, as fixture bases and set-up plates.

GENERAL SPECIFICATIONS They are cored for lightness with a solid top 7/8" thick. Numerous cross supporting ribs are 3/4" thick. Outside walls are 7/8" thick. Sides are machined square with the top surface.

TOLERANCES - Precision ground: Flat within .001".

TOLERANCES - *Machine finish: Flat within .002".

NOTE: To maintain accuracy in service, plates should be supported by a firm, flat surface such as a surface plate or machine bed or supported by a Challenge layout plate stand and leveled properly.

OPTIONS 30x48 to 36x72 can be precision ground.

Challenge welded 32" steel stand (see page 21 for stands).

SIZE	SEE FIG.	RIB LOCATION WIDTH EDGE TO RIB	RIB TO RIB	LENGTH EDGE TO RIB	RIB TO RIB	POCKET SIZE LENGTH	WIDTH
AxB		D	E	F	G	H	J
18x24	A	9.00	-	12.00	-	10.75	7.75
18x30	B	9.00	-	10.17	9.66	8.92	7.75
24x36	B	12.00	-	12.17	11.66	10.92	10.75
24x60	D	12.00	-	12.30	11.80	11.05	10.75
30x48	C	15.00	-	12.25	11.75	11.00	13.75
30x60	C	15.00	-	15.25	14.75	14.00	13.75
*36x48	E	9.25	8.75	12.25	11.75	11.00	8.00
*36x60	F	9.25	8.75	12.30	11.80	11.05	8.00
*36x72	F	9.25	8.75	14.70	14.20	13.45	8.00
*48x48	E	12.25	11.75	12.25	11.75	11.00	11.00
*48x60	E	12.25	11.75	15.25	14.75	14.00	11.00
*48x72	F	12.25	11.75	14.70	14.20	13.45	11.00

FIG. A

FIG. B

FIG. C

FIG. D

FIG. E

FIG. F

Size / Inches	Part Number	Approximate Ship Weight	Price	Add to Cart
12 x 18 x 4	PS-1201804-1	138 lbs	$536.00
18 x 24 x 4	PS-1802404-1	225 lbs	$878.00
18 x 30 x 4	PS-1803004-1	316 lbs	$1,200.00
24 x 36 x 4	PS-2403604-1	473 lbs	$1,644.00
24 x 60 x 4	PS-2406004-1	729 lbs	$2,933.00
30 x 48 x 4	PS-3004804-1	708 lbs	$3,067.00
30 x 60 x 4	PS-3006004-1	1080 lbs	$3,586.00
36 x 48 x 4	PS-3604804-1	852 lbs	$3,473.00
36 x 60 x 4	PS-3606004-1	1181 lbs	$4,086.00
36 x 72 x 4	PS-3607204-1	1312 lbs	$4,719.00
48 x 48 x 4	PS-4804804	1151 lbs	$4,345.00
48 x 60 x 4	PS-4806004	1527 lbs	$5,159.00
48 x 72 x 4	PS-4807204	1627 lbs	$6,073.00