MIL-PRF-1/480E
Dimensions in inches with metric
equivalents (mm) in parentheses
Ltr
Minimum
Maximum
Conformance inspection, part 2
A
18.000 (457.20)
18.500 (469.90)
B
5.156 (130.96)
5.344 (135.74)
C
3.750 (95.25)
4.250 (107.95)
D
7.000 (177.80)
7.500 (190.50)
F
10.750 (273.05)
11.250 (285.75)
G
2.937 (74.60)
3.062 (77.77)
Conformance inspection, part 3
(periodic check)
BULB: J42M
BASE: B12-37
Reference dimensions (see note c)
E
10.000 (254.00)
H
0.125
(3.18) MAX
NOTES:
1. M-N connected together internally.
2. L and M-N shall be connected together to a common ground.
3. Reference dimensions are for information only and are not required
for inspection purposes.
FIGURE 1. Outline drawing of electron tube types 5SP1A, 5SP7A and 5SP11A - Continued.
Referenced documents. In addition to MIL-PRF-1, this document references the following:
MIL-STD-1311
Marginal notations are not used in this revision to identify changes with respect to the previous issue due to the extent of the
changes.
Custodians:
Preparing activity:
Army - CR
DLA - CC
Navy - EC
Air Force - 85
(Project 5960-2009-010)
Review activities:
Navy - AS, CG, MC, OS
Air Force - 99
NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and
responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at
7