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National Stock Number:
5305-01-520-9404
Federal Supply Class:
5305
National Item Identification Number:
015209404
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:
| 120-264E4-14 | 97499 | BELL TEXTRON INC | | NAS5312E4-14 | 06725 | SPS TECHNOLOGIES, LLC | | NAS5312E4-14 | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | NAS5312E4-14 | 0K6Z0 | SATURN FASTENERS INC | | NAS5312E4-14 | 0ZC92 | HEARTLAND PRECISION FASTENERS INC | | NAS5312E4-14 | 1EM77 | B & B SPECIALTIES INC | | NAS5312E4-14 | 1GP79 | PILGRIM SCREW CORP | | NAS5312E4-14 | 27624 | SPS TECHNOLOGIES LLC | | NAS5312E4-14 | 47253 | PILGRIM SCREW CORPORATION | | NAS5312E4-14 | 56878 | SPS TECHNOLOGIES, LLC | | NAS5312E4-14 | 62206 | B & B SPECIALTIES INC | | NAS5312E4-14 | 62384 | LFC INDUSTRIES INC. | | NAS5312E4-14 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | | NAS5312E4-14 | 80539 | SPS TECHNOLOGIES, LLC | | NAS5312E4-14 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | CRITICALITY CODE JUSTIFICATION | AGAV | | FASTENER LENGTH | 0.875 INCHES NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | TORX | | MINIMUM TENSILE STRENGTH | 5820 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,100 DEGREE FLUSH HEAD, FULL THREAD, 6 LOBE RECESS | | SCREW MATERIAL | IRON ALLOY 660 | | SCREW SURFACE TREATMENT | PASSIVATE | | SPLINE MAJOR DIAMETER | 0.220 INCHES MINIMUM AND 0.223 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.769 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 28 |
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