National Item Identification Number
01-261-1877
012611877
5305-01-261-1877
5305012611877
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)
U0189
TURNER DIESEL LTD WOODWARD GOVERNORS
& CONTROLS
UNIT 2 ORTHEUS HOUSE CALLEVA HOUSE
ALDERMASTON READING
RG7 8TA
UNITED KINGDOM
0118 981 5176
31361
66503
Reference Numbers (Part Numbers)
218579
218579
218579
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNF
0.250 INCHES
28
2A
RIGHT-HAND
1.810 INCHES MINIMUM AND
1.832 INCHES MA