National Item Identification Number
00-688-2138
006882138
5305-00-688-2138
5305006882138
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)
03038
03038
24617
Reference Numbers (Part Numbers)
LP500D4-4
LP57N40S4
7905105-100
7905105-100
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.112 INCHES
40
2A
RIGHT-HAND
0.250 INCHES MAXIMUM
0.219 INCHES MINIMU