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National Stock Number:
5306-00-208-0261
Federal Supply Class:
5306
National Item Identification Number:
002080261
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:
| 339459 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UN | | NOMINAL THREAD DIAMETER | 2.000 INCHES | | THREAD QUANTITY PER INCH | 16 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.365 INCHES MINIMUM AND | | 0.395 INCHES MAXIMUM | | FASTENER LENGTH | 8.780 INCHES NOMINAL | | MATERIAL | STEEL COMP 8630 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6050 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CHROMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | TY 2.FSCM 98897 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 150000 POUNDS PER SQUARE INCH | | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED | | CONCENTRIC HOLE DIAMETER | 1.375 INCHES NOMINAL | | HEAD STYLE | ROUND W/WRENCH FLATS | | HEAD DIAMETER | 3.000 INCHES NOMINAL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 2.478 INCHES MINIMUM AND | | 2.488 INCHES MAXIMUM | | SPECIAL FEATURES | SLOT IN THREAD END 0.250 IN. WIDE BY 0.500 IN. DEEP AND UNDERCUT BETWEEN HEAD AND GRIP 1.975 IN. MIN 1.985 IN. MAX DIA BY 0.170 IN. WIDE AND UNDERCUT BETWEEN GRIP AND THREADS 1.896 IN.MIN 1.906 IN. MAX DIA BY 0.190 IN. MIN 0.220 IN. MAX WIDE | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 98897 | | DESIGN CONTROL REFERENCE | 339459 |
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