5306-01-008-5402 BOLT,ECCENTRIC HEAD Index 5305-01-008-5404 SCREW,SHOULDER

National Stock Number:
5305-01-008-5403

Federal Supply Class:
5305

National Item Identification Number:
010085403

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:
AS185-184256AVIBANK MFG., INC.
CA27032-309029372HOWMET GLOBAL FASTENING SYSTEMS INC.
GB511DB309026512NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER4.440 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH4.660 INCHES MINIMUM AND 4.676 INCHES MAXIMUM
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER1.855 INCHES MINIMUM AND 1.875 INCHES MAXIMUM
HEAD HEIGHT0.490 INCHES NOMINAL
HEAD STYLEROUND W/WRENCH FLATS
INTERNAL DRIVE STYLESLOT
MATERIAL DOCUMENT AND CLASSIFICATIONG-1010 COMP 4330FSCM 26512 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
MINIMUM TENSILE STRENGTH220000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER1.250 INCHES
SHANK UNTHREADED HOLE DIAMETER0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM FIRST HOLE
SHOULDER DIAMETER1.499 INCHES NOMINAL FIRST SHOULDER
SHOULDER LENGTH3.710 INCHES MINIMUM AND 3.736 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SPECIAL FEATURESRETAINING ELEMENT IN SHANK
WIDTH BETWEEN FLATS1.610 INCHES MINIMUM AND 1.625 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-8837 TY2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-C-320 CL 2E FED SPEC SINGLE TREATMENT RESPONSE GRIP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-C-320 CLASS 2E FED SPEC SINGLE TREATMENT RESPONSE HEAD
SURFACE TREATMENTCHROMIUM GRIP
SURFACE TREATMENTCHROMIUM OVERALL
SURFACE TREATMENTCADMIUM THREADS
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.779 INCHES NOMINAL
THREAD QUANTITY PER INCH12
THREAD SERIES DESIGNATORUNJF


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