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National Stock Number:
5306-01-498-3949
Federal Supply Class:
5306
National Item Identification Number:
014983949
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:
| 115635075 | 07309 | ROLLS-ROYCE MARINE NORTH AMERICA INC. |
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Techincal Specification:
| PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD SIZE | 0.625 INCHES CONCENTRIC HOLE | | NOMINAL THREAD DIAMETER | 2.750 INCHES | | SHOULDER DIAMETER | 2.125 INCHES NOMINAL | | SHOULDER LENGTH | 4.750 INCHES NOMINAL | | STYLE DESIGNATOR | COUNTERBORE THREADED | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.375 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 8 | | THREAD SERIES DESIGNATOR | UNRC | | THREAD SERIES | UNC CONCENTRIC HOLE | | THREADS PER INCH | 11 CONCENTRIC HOLE | | CONCENTRIC HOLE DIAMETER | 0.438 INCHES NOMINAL | | FASTENER LENGTH | 7.125 INCHES NOMINAL | | HEAD DIAMETER | 4.375 INCHES NOMINAL | | HEAD HEIGHT | 2.250 INCHES NOMINAL | | HEAD STYLE | ROUND | | INTERNAL THREAD CLASS | 2B CONCENTRIC HOLE | | INTERNAL THREAD DIRECTION | RIGHT-HAND CONCENTRIC HOLE | | INTERNAL THREAD LENGTH | 5.750 INCHES NOMINAL CONCENTRIC HOLE | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM B 637 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 718 OVERALL |
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