National Item Identification Number
01-498-3166
014983166
5305-01-498-3166
5305014983166
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)
Reference Numbers (Part Numbers)
MIL-DTL-1222J
MIL-S-1222
0.87509UNC2A3.000T2G574SEA
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.875 INCHES
9
2A
RIGHT-HAND
3.000 INCHES NOMINAL
3.000 INCHES NOMINAL