5306-01-258-9102, BOLT,INTERNALLY RELIEVED BODY

National Stock Number:
5306-01-258-9102

Federal Supply Class:
5306

National Item Identification Number:
012589102

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:

CA21165-4-2	29372	HOWMET GLOBAL FASTENING SYSTEMS INC.
CA21165-4-2HS	29372	HOWMET GLOBAL FASTENING SYSTEMS INC.

Techincal Specification:

CONCENTRIC HOLE DEPTH	0.610 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
CONCENTRIC HOLE DIAMETER	0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
FASTENER LENGTH	0.827 INCHES MINIMUM AND 0.847 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL
PROPRIETARY CHARACTERISTICS	PACS
MINIMUM TENSILE STRENGTH	180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER	0.250 INCHES
STYLE DESIGNATOR	CONCENTRIC HOLE UNTHREADED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	CADMIUM OVERALL AND CHROMATE OVERALL
THREAD CLASS	3A
THREAD DIRECTION	RIGHT-HAND
THREAD LENGTH	0.537 INCHES MINIMUM AND 0.697 INCHES MAXIMUM
THREAD QUANTITY PER INCH	28
THREAD SERIES DESIGNATOR	UNF

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