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National Stock Number:
5305-00-405-2568
Federal Supply Class:
5305
National Item Identification Number:
004052568
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:
| 33-015934-04 | 15280 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV ES DEFENSIVE SYSTEMS DIVISION | | 33-015934-04 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | PPH356SS5 | 04348 | LAWRENCE ENGINEERING AND SUPPLY INC | | A143B23-10 | 70318 | ALLMETAL SCREW PRODUCTS CORP | | A143B23-10 | 96717 | THE DOW CHEMICAL COMPANY DIV PERFORMANCE CHEMICALS |
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Techincal Specification:
| FASTENER LENGTH | 0.281 INCHES MINIMUM AND 0.312 INCHES MAXIMUM | | HEAD DIAMETER | 0.180 INCHES MINIMUM AND 0.193 INCHES MAXIMUM | | HEAD HEIGHT | 0.062 INCHES MINIMUM AND 0.071 INCHES MAXIMUM | | HEAD STYLE | PAN | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.099 INCHES | | SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,300 SERIES FED SPEC 1ST MATERIAL RESPONSE OR 66,300 SERIES FED STD 1ST MATERIAL RESPONSE OR COMP 16-18 OR 18-8 ASSN STD 2ND MATERIAL RESPONSE | | SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE | | SCREW SURFACE TREATMENT | PASSIVATE | | SCREW MATERIAL | STEEL CORROSION RESISTING OR STEEL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.245 INCHES MINIMUM AND 0.312 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 56 | | THREAD SERIES DESIGNATOR | UNF |
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