National Item Identification Number
01-331-6278
013316278
5306-01-331-6278
5306013316278
National Stock Number
Item Name
BOLT,EXTERNALLY RELIEVED BODY
Federal Supply Class
5306
Description
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.
Commercial and Government Entity Code (Supplier Data)
53711
Reference Numbers (Part Numbers)
6242855
Required Categories
THREAD LENGTH
FASTENER LENGTH
SURFACE TREATMENT
SURFACE TREATMENT DOCUMENT AN
Required Description
0.188 INCHES NOMINAL
0.562 INCHES NOMINAL
CERAMIC OVERALL
MIL-C-81751 TY1 CL4