|
|
|
National Stock Number:
5305-00-917-0993
Federal Supply Class:
5305
National Item Identification Number:
009170993
Description:
SCREW,MACHINE
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal 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. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
|
Manufacturer Information:
| 51B221-23 | 06725 | SPS TECHNOLOGIES, LLC | | 51B221-23 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 51B221-23 | 0JRC1 | NORTHROP GRUMMAN TECHNICAL SERVICES, INC. | | 51B221-23 | 17446 | HUCK INTERNATIONAL, INC | | 51B221-23 | 73197 | HI-SHEAR CORPORATION | | 51B221-23 | 76823 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 51B221-23 | 80539 | SPS TECHNOLOGIES, LLC | | 51B221-23 | 85495 | PRECISION FASTENING SUB OMARK INDUSTRIES INC | | 51B221-23 | 97928 | HUCK INTL INC | | 51B221-23 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC |
|
Techincal Specification:
| FASTENER LENGTH | 1.423 INCHES MINIMUM AND 1.470 INCHES MAXIMUM | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM | | HEAD DIAMETER | 0.381 INCHES NOMINAL | | HEAD HEIGHT | 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | TORQUE SET | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE | | SCREW MATERIAL | STEEL COMP 4340 OR STEEL COMP 4140 OR STEEL COMP 8740 | | SHANK SURFACE FINISH | 32.0 MICROINCHES | | SPECIFICATION/STANDARD DATA | 76823-51B221 MANUFACTURERS STANDARD | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.276 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) | | THREAD QUANTITY PER INCH | 32 |
|
|