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National Stock Number:
5305-01-505-0001
Federal Supply Class:
5305
National Item Identification Number:
015050001
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:
| 3590AS590 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | | 3590AS590-1 | 08484 | BREEZE-EASTERN LLC | | NT521R0440AC6 | 02310 | PATTONAIR USA INC | | SFR440-3/16 | 28977 | ACCURATE PRECISION FASTENER CORP. | | NT521R0440AC3 | 2N335 | PATTONAIR USA, INC. | | 3590AS590-1 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER | | SFR440-5/16 | 28977 | ACCURATE PRECISION FASTENER CORP. |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 102.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.188 INCHES NOMINAL | | FEATURES PROVIDED | O RING | | HEAD DIAMETER | 0.191 INCHES MINIMUM AND 0.279 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE II | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,FLAT HEAD SELF-SEALING | | SCREW MATERIAL | STEEL CORROSION RESISTING | | SCREW SURFACE TREATMENT | PASSIVATE | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 40 |
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