National Item Identification Number
00-688-1699
006881699
5305-00-688-1699
5305006881699
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)
24446
89954
Reference Numbers (Part Numbers)
NBAHB05005
N28P5005
N28P5005
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.086 INCHES
56
2A
RIGHT-HAND
0.312 INCHES MINIMUM
0.312 INCHES NOMINA