National Item Identification Number
01-456-2958
014562958
5305-01-456-2958
5305014562958
National Stock Number
Item Name
SCREW,SHOULDER
Federal Supply Class
5305
Description
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
Commercial and Government Entity Code (Supplier Data)
53711
53711
53711
53711
Reference Numbers (Part Numbers)
211067082
751-640 2202-47
751-6402201-47
751-6402202 ITEM 47
Required Categories
THREAD SERIES DESIGNATOR
NOMINAL THREAD DIAMETER
THREAD QUANTITY PER INCH
THR
Required Description
UNC
0.3125 INCHES
18
3A
RIGHT-HAND
0.500 INCHES NOMINAL
0.995 INCHES MINIM
