5305-00-146-3191 SCREW,MACHINE Index 5305-00-146-3194 SCREW,SHOULDER

National Stock Number:
5305-00-146-3193

Federal Supply Class:
5305

National Item Identification Number:
001463193

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.


Manufacturer Information:
14-27023-10JRC1NORTHROP GRUMMAN TECHNICAL SERVICES, INC.
14-27023-176823NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.440 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH1.555 INCHES MINIMUM AND 1.585 INCHES MAXIMUM
HEAD DIAMETER0.563 INCHES NOMINAL
HEAD HEIGHT0.100 INCHES NOMINAL
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAMS-5629TYPE PH13-8MO ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SHOULDER LENGTH1.210 INCHES NOMINAL FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHANK UNTHREADED HOLE DIAMETER0.070 INCHES NOMINAL FIRST HOLE
SHOULDER DIAMETER0.434 INCHES MINIMUM AND 0.435 INCHES MAXIMUM FIRST SHOULDER
WIDTH ACROSS FLATS0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.460 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSTF0168 FSC-76823 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.315 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH32


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