|
|
|
National Stock Number:
5305-99-201-3500
Federal Supply Class:
5305
National Item Identification Number:
992013500
Description:
SCREW,EXTERNALLY RELIEVED BODY
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.
|
Manufacturer Information:
| 503/4/15030/000 | U2982 | BAE SYSTEMS DEFENCE SYSTEMS LTD | | 5335-804 | U0041 | PRESTOLITE ELECTRIC LIMITED TEMS |
|
Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.562 INCHES NOMINAL | | FASTENER LENGTH | 1.812 INCHES NOMINAL | | FIRST DIAMETER FROM HEAD | 0.164 INCHES MAXIMUM AND 0.162 INCHES MINIMUM | | HARDNESS RATING | 201.0 BRINELL STANDARD MINIMUM AND 255.0 BRINELL STANDARD MAXIMUM | | HEAD DIAMETER | 0.319 INCHES NOMINAL | | HEAD HEIGHT | 0.130 INCHES NOMINAL | | HEAD STYLE | FLAT FILLISTER | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL DOCUMENT AND CLASSIFICATION | BS 970 EN8 (USE STG518) NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | MINIMUM TENSILE STRENGTH | 100800 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 4.70 MILLIMETERS | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | MEDIUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.250 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | BA | | THREAD PITCH IN MILLIMETERS | 0.81 |
|
|