5306-01-369-0769, BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-01-369-0769

Federal Supply Class:
5306

National Item Identification Number:
013690769

Description:
BOLT,INTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.

Manufacturer Information:

6658757-1

53711

NAVAL SEA SYSTEMS COMMAND

Techincal Specification:

FASTENER LENGTH	0.814 INCHES MINIMUM AND 0.820 INCHES MAXIMUM
HARDNESS RATING	320.0 BRINELL STANDARD MINIMUM AND 360.0 BRINELL STANDARD MAXIMUM OVERALL
HEAD HEIGHT	0.375 INCHES MINIMUM AND 0.378 INCHES MAXIMUM
HEAD STYLE	HEXAGON
INTERNAL THREAD CLASS	3B CONCENTRIC HOLE
INTERNAL THREAD DIRECTION	RIGHT-HAND CONCENTRIC HOLE
INTERNAL THREAD LENGTH	1.192 INCHES NOMINAL CONCENTRIC HOLE
MATERIAL DOCUMENT AND CLASSIFICATION	AISI 4340 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4340 OVERALL
NOMINAL THREAD SIZE	0.312 INCHES CONCENTRIC HOLE
NOMINAL THREAD DIAMETER	0.750 INCHES
STYLE DESIGNATOR	CONCENTRIC HOLE THREADED
WIDTH BETWEEN FLATS	1.000 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	TT-C-490 TY 1 ASSN STD 1ST TREATMENT RESPONSE OR DOD-P-132 TY M CL 1 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	PHOSPHATE ZINC OR PHOSPHATE MANGANESE OVERALL
THREAD DIRECTION	RIGHT-HAND
THREAD CLASS	3A
THREAD LENGTH	0.617 INCHES MINIMUM AND 0.633 INCHES MAXIMUM
THREAD SERIES DESIGNATOR	UNC
THREAD SERIES	UNC CONCENTRIC HOLE
THREAD QUANTITY PER INCH	10
THREADS PER INCH	18 CONCENTRIC HOLE

Click here to Register for Free 30-day Trial