5306-01-236-0449, BOLT,EXTERNALLY RELIEVED BODY

National Stock Number:
5306-01-236-0449

Federal Supply Class:
5306

National Item Identification Number:
012360449

Description:
BOLT,EXTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.

Manufacturer Information:

R80033

75160

DEERE & CO

Techincal Specification:

DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER	1.220 INCHES NOMINAL
EXTENDED WASHER THICKNESS	0.080 INCHES NOMINAL
EXTENDED WASHER DIAMETER	0.730 INCHES NOMINAL
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY	1
FASTENER LENGTH	2.320 INCHES NOMINAL
FIRST DIAMETER FROM HEAD	0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
HARDNESS RATING	35.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT	0.390 INCHES NOMINAL
HEAD STYLE	HEXAGON EXTENDED WASHER
MATERIAL DOCUMENT AND CLASSIFICATION	SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 8637 OVERALL OR STEEL COMP 8640 OVERALL
PROPRIETARY CHARACTERISTICS	PACS
NOMINAL THREAD DIAMETER	0.438 INCHES
WIDTH BETWEEN FLATS	0.551 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	JDT 826 FSCM 75160 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PHOSPHATE ZINC OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	1.100 INCHES NOMINAL
THREAD QUANTITY PER INCH	20
THREAD SERIES DESIGNATOR	UNF

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