FSG 53 - Commercial and military aerospace standards hardware. Rivets, nuts, bolts, screws, washers, studs, and all other related hardware items in this category.
Hardware in this class conforms to standards for manufacturing and equipment set by the Aerospace Industries Association (AIA).
The AIA is an American trade association representing manufacturers and suppliers of civil, military, and commercial aircraft, space systems, missiles, material, and related components, equipment, services, and information technology in the United States.
Machine screws, close tolerance screws, tapping screws, more
Machine bolts, j bolts, shear bolts, rod ends, more
Self-locking studs, plain studs, recessed studs, welding studs, more
Nuts and washers, including specially designed, are to be classified in this fsc
Nails, machine keys, and pins, including specially designed, will be classified in this fsc
Blind rivets, solid rivets, pin rivets, tubular rivets, more
Retaining rings, turnlock fasteners, eyelets, inserts, grommets, more
This fsc includes only seals and gaskets designed for standard use
O-rings - all shapes and sizes
Metal screening is a perforated plate or cylinder or a meshed wire fabric usually mounted and used to separate coarse from finer parts
Common hardware designed primarily for commercial use will be classified in this fsc
Hardware designed for weapon systems unique applications will be classified in this fsc
Abrasive wheels, stones, and disks
Abrasive paper, buffing compounds, grains, steel wool, more
Knobs, dials, pointers
All springs, including specially designed, will be classified in this fsc
All items, including specially designed, will be classified in this fsc