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National Stock Number:
5306-01-158-1156
Federal Supply Class:
5306
National Item Identification Number:
011581156
Description:
BOLT,EXTERNALLY RELIEVED BODY
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.
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Manufacturer Information:
| 174B6086 P1 | 04241 | BECHTEL MARINE PROPULSION CORPORATION DBA KNOLLS ATOMIC POWER LABORATORY |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | EXTENDED WASHER DIAMETER | 2.620 INCHES MINIMUM AND 2.650 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.680 INCHES NOMINAL | | FASTENER LENGTH | 4.220 INCHES NOMINAL | | HEAD HEIGHT | 1.600 INCHES NOMINAL | | HEAD STYLE | HEXAGON EXTENDED WASHER | | MATERIAL | NICKEL ALLOY OVERALL | | NOMINAL THREAD DIAMETER | 1.500 INCHES | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS | | WIDTH BETWEEN FLATS | 1.865 INCHES MINIMUM AND 1.875 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.530 INCHES MINIMUM AND 1.590 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 6 |
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