Seagate ST910021AS, ST980825AS manual Drive mounting, Mounting dimensions-top, side and end view

3.4Drive mounting

You can mount the drive using four screws in the side-mounting holes or four screws in the bottom-mounting holes. See Figure 4 for drive mounting dimensions. Follow these important mounting precautions when mount- ing the drive:

•Allow a minimum clearance of 0.030 inches (0.76 mm) around the entire perimeter of the drive for cooling.

•Use only M3 UNC mounting screws.

•Do not overtighten the mounting screws (maximum torque: 4.0 inch-lb).

•Four (4) threads (0.080 inches) minimum screw engagement recommended.

	3.957 +/-0.063
.157	(100.5 +/-1.6) 0.490 +/- .010
(3.9878)	(12.446 +/- .254)
.399	0.680 +/- .010
(10.135)
	(17.27 +/- .254)

Breather Hole

Do not cover

2.750 +/- .0098or seal.

(69.85 +/- .25)

inches			Recommended case
(mm)
			temp. measurement location
		3.567
		(90.602)	2X M3 X 0.5-6H
	.551
			Mounting holes
(13.99)			Both sides
			.12 min. full thread

.374 +/- .0078

(9.5 +/- .2)

2X .118 Both sides

	3.567
	(90.60)	4X M3 X 0.5-6H
.551
		Mounting holes
(13.99)		.10 min. full thread
		2.430
		(61.722)
		.160
		(4.06)

Figure 4. Mounting dimensions—top, side and end view

Momentus 7200.1 SATA Product Manual, Rev. B 21