National Item Identification Number
01-160-1991
011601991
5305-01-160-1991
5305011601991
National Stock Number
Item Name
SCREW,CAP,SOCKET HEAD
Federal Supply Class
5305
Description
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
Commercial and Government Entity Code (Supplier Data)
28528
ITT INDUSTRIES INC
ITT AEROSPACE COMMUNICATIONS
100 KINGSLAND RD
CLIFTON
NJ
07014
973-284-0123
Reference Numbers (Part Numbers)
1131540G1
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.250 INCHES
20
3A
RIGHT-HAND
0.884 INCHES MINIMUM AND
1.016 INCHES MA