5305-01-317-8156 SCREW,CAP,SOCKET HEAD Index 5305-01-317-8158 SCREW,SHOULDER

National Stock Number:
5305-01-317-8157

Federal Supply Class:
5305

National Item Identification Number:
013178157

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:
153238310001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER


Techincal Specification:
FASTENER LENGTH0.755 INCHES MINIMUM AND 0.775 INCHES MAXIMUM
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
HEAD HEIGHT0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 630 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 630 OVERALL
NOMINAL THREAD DIAMETER0.190 INCHES
SHOULDER DIAMETER0.225 INCHES MINIMUM AND 0.245 INCHES MAXIMUM FIRST SHOULDER
SHOULDER DIAMETER0.2490 INCHES MINIMUM AND 0.2492 INCHES MAXIMUM SECOND SHOULDER
SHOULDER LENGTH0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH0.443 INCHES MINIMUM AND 0.463 INCHES MAXIMUM SECOND SHOULDER
SHOULDER SHAPEROUND ALL SHOULDERS
SPECIAL FEATURESUNDERCUT THREADS LENGTH 0.062IN. NOMINAL,DIAMETER 0.158IN. NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD LENGTH0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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