Mich. Admin. Code R. 408.13874 - Power levels

Rule 3874.

(1) The power level for cased or caseless loads shall be identified by a color and numbering system as prescribed in table 2, except that caseless loads are limited to power levels 1 to 6. The combination of the case color and load color shall designate the load level. Both the explosive load and the carton or box shall provide visual indication of the load level.

(2) Studs or other fasteners used in a powder-actuated tool shall be only those specifically manufactured for use in such tools.

(3) Table 2 reads as follows:

TABLE 2

Power Level	Case Color	Load Color	Nominal Velocity (+,- 45 fps)
1	Brass	Gray	300
2	Brass	Brown	390
3	Brass	Green	480
4	Brass	Yellow	570
5	Brass	Red	660
6	Brass	Purple	750
7	Nickel	Gray	840
8	Nickel	Brown	930
9	Nickel	Green	1020
10	Nickel	Yellow	1110
11	Nickel	Red	1200
12	Nickel	Purple	1290

Notes

Mich. Admin. Code R. 408.13874

1979 AC; 1983 AACS

The nominal velocity applies to 3/8-inch diameter 350-grain ballistic slug fired in a test device and has no reference to actual velocity developed in any specific size or type of tool