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National Stock Number:
5310-00-938-9514
Federal Supply Class:
5310
National Item Identification Number:
009389514
Description:
NUT,PLAIN,ROUND
Detail:
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. See also NUT (1), PLAIN, KNURLED. (When height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
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Manufacturer Information:
| 6435-20047-108 | 78286 | SIKORSKY AIRCRAFT CORPORATION | | S6435-20047-108 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| DRILLED HOLE DIAMETER | 0.067 INCHES NOMINAL | | DRIVE POINT DEPTH | 0.094 INCHES NOMINAL | | DRIVE POINT QUANTITY | 8 | | DRIVE POINT WIDTH | 0.250 INCHES NOMINAL | | COUNTERSINK ANGLE | 90.0 DEGREES NOMINAL BOTH ENDS | | FLANGE THICKNESS | 0.199 INCHES NOMINAL | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM | | HOLE CONFIGURATION STYLE | CONFIGURATION F | | HOLE TYPE AND QUANTITY | 8 DRILLED | | MATERIAL | STEEL COMP 4130 OVERALL | | NOMINAL THREAD SIZE | 2.875 INCHES | | NUT DIAMETER | 3.355 INCHES NOMINAL | | NUT STYLE | ROUND | | NUT THICKNESS | 0.344 INCHES NOMINAL | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3B | | THREAD SERIES | UN | | THREAD QUANTITY PER INCH | 16 | | UNDERCUT THICKNESS | 0.040 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
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