National Item Identification Number
01-212-9273
012129273
5305-01-212-9273
5305012129273
National Stock Number
Item Name
SCREW,CAP,HEXAGON HEAD
Federal Supply Class
5305
Description
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.
Commercial and Government Entity Code (Supplier Data)
03950
NAVAL INVENTORY CONTROL POINT
MECHANICSBURG
5450 CARLISLE PIKE
2020
MECHANICSBURG
PA
17055
717-605-3500
96169
96169
Reference Numbers (Part Numbers)
0.625-11UNC-2AX1.750 LEVEL 1
0.62511UNC2A1.750T1G5SDD
688-1864 APPX 1
688-186
Required Categories
HARDNESS RATING
HEAD HEIGHT
WIDTH BETWEEN FLATS
SPECIAL FEATURES
REFERENCE N
Required Description
23.0 ROCKWELL C MINIMUM AND
32.0 ROCKWELL C MAXIMUM OVERALL
0.378 INCHES MINIM