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National Stock Number:
5306-01-428-7534
Federal Supply Class:
5306
National Item Identification Number:
014287534
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.
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Manufacturer Information:
| 6W0210 | 11083 | CATERPILLAR INC | | AF 2D U W3 | 53790 | STAUFF CORP | | AF-DS 2 | 53790 | STAUFF CORP |
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Techincal Specification:
| FASTENER LENGTH | 20.0 MILLIMETERS NOMINAL | | HEAD HEIGHT | 13.0 MILLIMETERS NOMINAL | | INTERNAL THREAD CLASS | 2B CONCENTRIC HOLE | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | NOMINAL THREAD SIZE | 0.312 INCHES CONCENTRIC HOLE | | STYLE DESIGNATOR | CONCENTRIC HOLE THREADED | | THREAD CLASS | 2A | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE | | THREAD QUANTITY PER INCH | 18 | | THREADS PER INCH | 18 CONCENTRIC HOLE | | WIDTH BETWEEN FLATS | 12.0 MILLIMETERS NOMINAL |
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