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National Stock Number:
5306-01-327-9032
Federal Supply Class:
5306
National Item Identification Number:
013279032
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:
| 6875436 | 63005 | ROLLS-ROYCE CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.780 INCHES NOMINAL | | FASTENER LENGTH | 4.170 INCHES MINIMUM AND | | 4.202 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | EMS-85040 CAGEC 73342 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | STYLE DESIGNATOR | COUNTERBORE UNTHREADED | | SHOULDER DIAMETER | 0.859 INCHES MINIMUM AND | | 0.865 INCHES MAXIMUM | | SHOULDER LENGTH | 0.468 INCHES MINIMUM AND | | 0.532 INCHES MAXIMUM | | CONCENTRIC HOLE DEPTH | 1.172 INCHES MINIMUM AND | | 1.205 INCHES MAXIMUM | | COUNTERBORE DIAMETER | 0.815 INCHES MINIMUM AND | | 0.819 INCHES MAXIMUM | | COUNTERBORE DEPTH | 0.408 INCHES MINIMUM AND | | 0.442 INCHES MAXIMUM | | CONCENTRIC HOLE DIAMETER | 0.660 INCHES NOMINAL | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 1.016 INCHES MINIMUM AND | | 1.047 INCHES MAXIMUM | | HEAD HEIGHT | 0.484 INCHES MINIMUM AND | | 0.516 INCHES MAXIMUM | | HOLE CONFIGURATION STYLE | ROUND LONGITUDINAL HOLE | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 1 | | HOLE DIAMETER | 0.093 INCHES NOMINAL | | SPECIAL FEATURES | COUNTERSUNK HOLE IN HEAD,0.484 IN. MIN 0.516 IN. MAX DIA |
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