National Item Identification Number
01-287-7525
012877525
5305-01-287-7525
5305012877525
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)
78062
78062
78062
78062
D9182
Reference Numbers (Part Numbers)
NAS1351-7H80P
20771-001 FIND 33
20778-004 FIND 38
20789-001 FIND 50
20863-00
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNRF
0.438 INCHES
20
3A
RIGHT-HAND
1.375 INCHES MINIMUM
4.920 INCHES MINIM
