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National Stock Number:
5305-01-270-1236
Federal Supply Class:
5305
National Item Identification Number:
012701236
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:
| 123181A4R32 | 80539 | SPS TECHNOLOGIES, LLC | | A032-2432 | 17446 | HUCK INTERNATIONAL, INC | | A032-2432 | 97928 | HUCK INTL INC | | HR132-4R32 | 73197 | HI-SHEAR CORPORATION | | HR132-4R32 | L4528 | LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC | | LE111-0032-2432 | 06725 | SPS TECHNOLOGIES, LLC | | LE111-0032-2432 | 43999 | THE BOEING COMPANY | | LE111-0032-2432 | 57928 | SONIC INDUSTRIES, INC. | | LE111-0032-2432 | 58845 | ABOUNDING SECURITY INC DIV OF MAA CORP | | LE111-0032-2432 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | LE111-0032-2432 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | MA2LE132-2432 | 58845 | ABOUNDING SECURITY INC DIV OF MAA CORP | | PBF1378-2432 | 27624 | SPS TECHNOLOGIES LLC | | SCI785R-4-32 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | W111-0032-2432 | 60516 | WEST COAST AEROSPACE, INC. |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 2.425 INCHES NOMINAL | | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM | | HEAD DIAMETER | 0.461 INCHES MINIMUM AND 0.507 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | TORQUE-SET RIBBED | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SCREW MATERIAL | STEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | CADMIUM AND CHROMATE | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.354 INCHES MINIMUM AND 0.425 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNJF |
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