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National Stock Number:
5305-01-008-5404
Federal Supply Class:
5305
National Item Identification Number:
010085404
Description:
SCREW,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| AS204 | 84256 | AVIBANK MFG., INC. | | CA27031-1700 | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. | | GB511CJ1700 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| SPECIAL FEATURES | RETAINING ELEMENT IN SHANK | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.625 INCHES | | THREAD QUANTITY PER INCH | 18 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.555 INCHES NOMINAL | | FASTENER LENGTH | 2.670 INCHES MINIMUM AND | | 2.706 INCHES MAXIMUM | | MATERIAL | STEEL COMP XM-13 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND | | 45.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH | | HEAD STYLE | ROUND W/WRENCH FLATS | | HEAD DIAMETER | 0.990 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | HEAD HEIGHT | 0.312 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.880 INCHES MINIMUM AND | | 0.888 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | SLOT | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.749 INCHES NOMINAL FIRST SHOULDER | | SHOULDER LENGTH | 2.120 INCHES MINIMUM AND | | 2.146 INCHES MAXIMUM FIRST SHOULDER | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 2.490 INCHES NOMINAL FIRST HOLE | | SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES MINIMUM AND | | 0.151 INCHES MAXIMUM FIRST HOLE |
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