scope:

This specification covers eight types of air compressors for airbrake systems of military wheeled vehicles. This specification also covers compressor accessories requiring qualification (see 6.1).

Reciprocating compressors shall be of the following types, with normally rated displacement in cubic feet per minute (cfm) at 1250 revolutions per minute (rpm), as specified (see 6.2):

Type I - 7 ¼ cfm, air-cooled, engine-lubricated, reciprocating compressor. Type II - 12 cfm, air-cooled, engine-lubricated, reciprocating compressor. Type III - 7 ¼ cfm, water-cooled, engine or self-lubricated, reciprocating compressor. Type IV - 12 cfm, water-cooled, engine or self-lubricated, reciprocating compressor. Type V - 24 cfm, water-cooled, engine or self-lubricated, reciprocating compressor.

Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: US Army Tank-Automotive Command, ATTN: DRSTA-GSS, Warren, MI 48090, by using the self-addressed Standardization Document Improvement Proposal (DD Form 1426) appearing at the end of this document, or by letter.

Rotating compressors shall be of the following types, as specified (see 6.2):

Type VI - Nominal rating of 9 cfm at 1850 rpm, air-cooled, engine-lubricated, rotary compressor. Type VII - Nominal rating of 9 cfm at 1850 rpm, water-cooled, engine-lubricated, rotary compressor. Type VIII - Nominal rating of 12 cfm at 1550 rpm, water-cooled, engine-lubricated, rotary compressor.

intended Use:

The compressors and accessories covered by this specification are intended for use in military wheeled vehicles to supply compressed air for airbrake systems and accessories.