4720-01-452-6761 HOSE ASSEMBLY,NONMETALLIC Index 5320-01-452-6763 PIN-RIVET

National Stock Number:
5305-01-452-6762

Federal Supply Class:
5305

National Item Identification Number:
014526762

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:
MS51576-496906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH0.438 INCHES MINIMUM AND 0.503 INCHES MAXIMUM
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.218 INCHES MINIMUM AND 0.281 INCHES MAXIMUM
HEAD HEIGHT0.093 INCHES MINIMUM AND 0.156 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL COMP XM-7 OR STEEL COMP 303 OVERALL
NOMINAL THREAD DIAMETER0.112 INCHES
SHOULDER DIAMETER0.123 INCHES MINIMUM AND 0.124 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER LENGTH0.250 INCHES MINIMUM AND 0.253 INCHES MINIMUM FIRST SHOULDER
WIDTH ACROSS FLATS0.078 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.125 INCHES MINIMUM AND 0.187 INCHES MAXIMUM
THREAD QUANTITY PER INCH40
THREAD SERIES DESIGNATORUNC


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