Table 6-5. Characteristics of Extinguishers (Continued)

TM 38-400/NAVSUP PUB 572/AFMAN 23-210 MCO 4450.14/DLAM 4145.12

Table 6-5. Characteristics of Extinguishers. (Continued)

Extinguishing agent

Method of

Capaity

Horizontal

Approximate

Hydrostatic

Protection

UL or ULC

operations

range of

time of

test interval

required

classifications

stream

discharge

below 40

Stored pressure

1 1/2 to 2 1/2 lb

5-8 ft

8 to 12 sec

5 or 12 yrs

2 to 5-B:C

Cartridge &

2 3/4 to 5 1/2 lb

5-20 ft

8 to 20 sec

5 or 12 yrs

5 to 10-B:C

stored pressure.

Cartridge &

7 1/2 to 30 lb

5-20 ft

10 to 25 sec

5 or 12 yrs

10 to 60-B:C

stored pressure.

Nitrogen cylinder

75 to 350 lb

1545 ft

20 to 105 sec

5 or 12 yrs

40 to 240-B:C

or stored pres-

(wheeled).

sure.

Dry Chemical (Po-

Stored pressure

1 to 2 lb

5-8 ft

8 to 10 sec

5 yrs

1 to 5-B:C

tassium Bicar-

bonate).

Stored pressure

2 1/4 to 5 lb

5-12A

8 to 10 sec

5 or 12 yrs

5 to 20-B:C

Cartridge or

5 1/2 to 10 lbs

5-20 ft

8 to 20 sec

5 or 12 yrs

10 to 60-B:C

stored pressure.

Cartridge or

16 to 30 lbs

10-20 ft

8 to 25 sec

5 or 12 yrs

40 to 80-B:C

stored pressure.

Nitrogen cylinder

125 to 300

15-45 ft

30 to 60 sec

5 or 12 yrs

80 to 320-B:C

or stored pres-

lbs

sure.

(wheeled).

Dry Chemical (Po-

Stored pressure

2 to 2 1/2 lbs

5-8 ft

8 to 10 sec

5 or 12 yrs

5 to 10-B:C

tassium Chlo-

ride).

Cartridge or

5 to 10 lbs

5-20 ft

8 to 25 sec

5 or 12 yrs

20 to 40-B:C

stored pressure.

Cartridge or

19 1/2 to 30

15-45 ft

8 to 25 sec

5 or 12 yrs

60 to 80-B:C

stored pressure.

lbs.

Nitrogen cylinder

50 to 160 lbs

15-45 ft

30 to 60 sec

5 or 12 yrs

120 to 160-B:C

or stored pres-

(wheeled).

sure.

Dry Chemical

Stored

1 to 5 lbs

5-12 ft

8 to 10 sec

5 or 12 yrs

2 to 10-B:C

(Ammonium

pressure****

Phosphate)**.

Dry Chemical

Stored pressure

2 1/2 to 8 1/2 lbs

5-12 ft

8 to 12 sec

5 or 12 yrs

1 to 3-A and 10 to

(Ammonium

or cartridge.

40-B:C

phosphate)**.

Stored pressure

9 to 17 lbs

5-20 ft

10 to 25 sec

5 or 12 yrs

2 to 4-A and 10 to

or cartridge.

60-B:C

Nitrogen cylinder

15-45 ft

30 to 60 sec

5 or 12 yrs

or stored pres-

sure.

* UL and ULC rating ratings as of 27 December 1974.

** Certain pressurized types have special requirements for hydrotesting to comply with regulations of DOT.

***Carbon dioxide extinguishers with metallic horns do not carry a "C' classification.

**** Some small extinguishers containing ammonium phosphate dry chemical do not carry an "A" classification.

6-39. For all areas of storage.

e. Remove and dispose of scrap and waste

All areas of storage space will have the following

systematically.

housekeeping rules enforced:

f: Clean up work areas as soon as work is

a. Provide adequate lighting.

completed. Remove hazardous objects from floor or

b. Keep machines, equipment, and working

ground areas during work.

surfaces clean and orderly.

g. Remove broken straps, exposed nails, or wire

c. Provide adequate tool storage and maintain that

from containers or unit loads.

storage in neat order.

h. Allow eating only in authorized places.

d. Provide approved waste containers in sufficient

i. Keep offices and rest rooms in orderly condition.

number.

6-12