National Item Identification Number
01-277-0412
012770412
5305-01-277-0412
5305012770412
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)
05047
AMERICAN SOCIETY OF MECHANICAL
ENGINEERS THE INC
3 PARK AVE FL 21
NEW YORK
NY
10016
800-843-2763
71785
CINCH CONNECTORS INC
CINCH CONNECTOR DIV
17000 FINLEY RD
LOMBARD
IL
60148
630-705-6000
Reference Numbers (Part Numbers)
B1821BH100C150N
B1821BH100C150N
MS90728-228
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
1.000 INCHES
8
2A
RIGHT-HAND
1.063 INCHES MINIMUM AND
1.500 INCHES MAX