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National Stock Number:
5310-00-943-1987
Federal Supply Class:
5310
National Item Identification Number:
009431987
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:
| 65113-07103-102 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| DRIVE POINT DEPTH | 0.221 INCHES MINIMUM AND 0.231 INCHES MAXIMUM | | DRIVE POINT QUANTITY | 16 | | DRIVE POINT WIDTH | 0.188 INCHES NOMINAL | | COUNTERBORE DIAMETER | 1.210 INCHES MINIMUM AND 1.220 INCHES MAXIMUM WASHER | | HOLE CONFIGURATION STYLE | CONFIGURATION J | | HOLE NOMINAL THREAD DIAMETER | 0.250 INCHES | | HOLE THREAD QUANTITY PER INCH | 28 | | HOLE TYPE AND QUANTITY | 16 TAPPED | | MATERIAL | STEEL COMP E4340 OR STEEL COMP 4340 OVERALL | | NOMINAL THREAD SIZE | 1.000 INCHES | | NUT COUNTERBORE DEPTH | 0.115 INCHES NOMINAL WASHER | | NUT DIAMETER | 1.680 INCHES MINIMUM AND 1.690 INCHES MAXIMUM | | NUT STYLE | ROUND | | NUT THICKNESS | 0.640 INCHES NOMINAL | | SPECIAL FEATURES | W/EXTENDED WASHER,2.430 IN. OD,0.125 IN. THK,TAPPED HOLES IN EXTENDED WASHER,2 HOLES 0.046 IN. DIA THRU TOP OF NUT AT 45 DEG ANGLE | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE II CLASS 2 FED SPEC 1ST TREATMENT RESPONSE AND QQ-P-416 TYPE II CLASS 2 FED SPEC 2ND TREATMENT RESPONSE AND QQ-P-416 TYPE III CLASS 2 FED SPEC 4TH TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OR CADMIUM AND PHOSPHATE OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3B | | THREAD SERIES | UNEF | | THREAD QUANTITY PER INCH | 20 |
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