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National Stock Number:
5306-00-003-3873
Federal Supply Class:
5306
National Item Identification Number:
000033873
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:
| A51H40524-11 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51H40524-11 | 61174 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | A51H40524-11 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| CONCENTRIC HOLE DEPTH | 1.690 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.311 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | | | FASTENER LENGTH | 2.223 INCHES MINIMUM AND 2.233 INCHES MAXIMUM | | HEAD DIAMETER | 0.800 INCHES NOMINAL | | HEAD HEIGHT | 0.156 INCHES NOMINAL | | HEAD STYLE | ROUND W/WRENCH FLATS | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SHANK UNTHREADED HOLE DIAMETER | | | SHOULDER DIAMETER | 0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM | | SHOULDER LENGTH | 1.786 INCHES MINIMUM AND 1.796 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD LENGTH | 0.333 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNJF | | WIDTH BETWEEN FLATS | 0.678 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
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