1.1 This specification covers the requirements of rigid plastic polyamide (nylon) molded and cast parts, rods, tubing, bushing stock, tubular bar, and flats for mechanical and electrical applications.
1.2 The polyamide rods, tubes, flats, molded and cast parts covered by this specification shall be furnished in the following composition as specified (see 4.1): Polyhexamethylene adipamide, (nylon 6/6); Polycaprolactam, (nylon 6); Monomer cast, (nylon 6); Polyhexamethylene amide, (nylon 6/9, 6/10 and 6/12), low moisture absorption polyamide.
1.2.1 Electrical Grade--Polyhexamethylene amide, (nylon 6/9, 6/10, 6/12) shall also be classified as electrical grade when control of its electrical properties is required (see 6.5.1 and 4.1).
1.2.2 The polyamide specified in 1.2 shall be furnished, filled or unfilled, as follows and as specified by the procuring activity (see 4.1): natural, with or without fillers; weather resistant; wear resistant; heat stabilized.
NOTE 1--There is no similar or equivalent ISO standard.
NOTE 2--This standard is identical to and is intended to replace Fed Spec L-P-4lOA, May 21, 1974 (Amendment #3).
1.3 Provisional standards achieve limited consensus through approval of the sponsoring subcommittee.