T4-LDS-0075, Rev. 3 (5/24/13)

©2013 Microsemi Corporation

Page 8 of 8

1N2970B – 1N3015B and

1N3993A – 1N3998A

PACKAGE DIMENSIONS

NOTES:

1.

Dimensions are in inches. Millimeters are given for information only.

2.

See “Mechanical and Packaging” for the polarity of the terminals.

3.

Threads shall be 10–32 UNF–2A in accordance with FED–STD–H28. Maximum pitch diameter

(SD) of plated threads is 0.1697 inch (4.31 mm).

4.

Maximum torque allowed on the 10–32 UNF–2B nut when assembled on the thread is 15 inch-

pounds.

5.

The angular orientation and peripheral configuration of terminal 1 is undefined, however, the

major surfaces over dimension C and C1 shall be flat.

6.

Dimension CD cannot exceed dimension HF.

7.

A chamfer or undercut on one or both ends of the hex portion is optional; minimum base diameter

at the seating plane is 0.403 inch (10.24 mm).

8.

Length of incomplete or undercut threads UD.

9.

In accordance with ASME Y14.5M, diameters are equivalent to Φx symbology.

Dimensions

Ltr

Inches

Millimeters

Notes

Min

Max

Min

Max

C

-

0.250

-

6.35

5

C1

0.012

0.065

0.30

1.65

5

CD

0.255

0.424

6.48

10.77

6

CH

0.300

0.405

7.62

10.29

HF

0.424

0.437

10.77

11.1

6

HT1

0.075

0.175

1.91

4.45

7

HT2

0.060

0.175

1.52

4.45

7

OAH

0.600

0.800

15.24

20.32

SD

-

-

-

-

2

SL

0.422

0.453

10.72

11.51

SU

-

0.078

-

1.98

UD

0.163

0.189

4.14

4.80

8

ΦT

0.060

0.095

1.52

2.41