5120-99-774-9114

1680-99-467-7429 1680994677429 994677429 FLAP ASSEMBLY

5310-01-178-7420 5310011787420 011787420 is a washer of any peripheral shape having a centrally located hole. both bearing surfaces are parallel and flat, but one or both of the bearing surfaces must be broken by a counterbore, countersink, or similarly shaped recess. the thickness must not exceed 25 per cent of the outside diameter or the largest outside dimension. the maximum limit of the tolerance or range applied to the thickness and/or largest outside dimension must be used to determine compliance. excludes washer, concave, retainer, packing, and thrust type washers. see also spacer, sleeve; and spacer, stepped.

5306-01-171-8672 5306011718672 011718672 is an externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). it is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads. excludes bolt, internal wrenching and thumbscrew. see also screw, externally relieved body.

DAC: 9 25 Apr 1991 1630-99-883-5455 Sleeve AHO 83987-21RNCC: 3 | RNVC: 2 | DAC: 2 6 Jun 1992 5120-99-774-9114