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National Stock Number:
5305-01-254-7253
Federal Supply Class:
5305
National Item Identification Number:
012547253
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.
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Manufacturer Information:
| 123178A08R40 | 80539 | SPS TECHNOLOGIES, LLC | | A433-2240 | 97928 | HUCK INTL INC | | LE111-0023-2240 | 06725 | SPS TECHNOLOGIES, LLC | | LE111-0023-2240 | 43999 | THE BOEING COMPANY | | LE111-0023-2240 | 56878 | SPS TECHNOLOGIES, LLC | | LE111-0023-2240 | 57928 | SONIC INDUSTRIES, INC. | | SC2176R-08-40 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | PBF1375-2240 | 27624 | SPS TECHNOLOGIES LLC | | MA2123R06-40 | 58845 | ABOUNDING SECURITY INC DIV OF MAA CORP | | LE111-0023-2240 | 58845 | ABOUNDING SECURITY INC DIV OF MAA CORP | | LE111-0023-2240 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | W111-0023-2240 | 60516 | WEST COAST AEROSPACE, INC. |
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Techincal Specification:
| FASTENER LENGTH | 2.824 INCHES MINIMUM AND 2.854 INCHES MAXIMUM | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM | | HEAD DIAMETER | 0.308 INCHES MINIMUM AND 0.322 INCHES MAXIMUM | | HEAD HEIGHT | 0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | TORQUE SET | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2CL 2 FED SPEC SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE | | SCREW MATERIAL | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 | | SPECIAL FEATURES | INTERNAL DRIVE RIBBED | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.314 INCHES MINIMUM AND 0.364 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNJC |
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