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National Stock Number:
5305-00-977-8787
Federal Supply Class:
5305
National Item Identification Number:
009778787
Description:
SCREW,EXTERNALLY RELIEVED BODY
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and 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. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.
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Manufacturer Information:
| 10034194-1 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 104-36-7 | 25549 | LITTON SYSTEMS INC AMECOM DIV | | 104-36-7 | 92755 | NORTHROP GRUMMAN SYSTEMS CORP | | 209-1032P44 | 49956 | RAYTHEON COMPANY | | 2679799-8 | 06424 | ALLIANT TECHSYSTEMS OPERATIONS LLC | | 6106SS1032 | 06540 | NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV | | 6106SS1032 | 1YGB8 | CAREY MANUFACTURING CO, INC | | 6106SS1032-7 | 06540 | NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV | | 6106SS1032-7 | 1YGB8 | CAREY MANUFACTURING CO, INC | | 7203665P1 | 03538 | LOCKHEED MARTIN CORPORATION | | 7203665P1 | 24446 | GENERAL ELECTRIC COMPANY | | CS120 | 3B150 | RAYTHEON COMPANY | | CS120 | 49956 | RAYTHEON COMPANY | | CS120 | 54X10 | RAYTHEON COMPANY |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.344 INCHES NOMINAL | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FASTENER LENGTH | 0.750 INCHES NOMINAL | | FIRST DIAMETER FROM HEAD | 0.130 INCHES NOMINAL | | HEAD DIAMETER | 0.375 INCHES NOMINAL | | HEAD HEIGHT | 0.437 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 1 | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 303 OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SPECIAL FEATURES | END OF SCREW POINTED 0.156 INCHES LONG 90.0 DEGREES OF ANGLE 0.130 INCHES IN DIAMETER | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.250 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNF |
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