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National Stock Number:
5310-01-100-5210
Federal Supply Class:
5310
National Item Identification Number:
011005210
Description:
NUT,SELF-LOCKING,BLIND RIVET
Detail:
A METALLIC HEADED FASTENER HAVING INTERNAL THREADS FOR A PORTION OF THE FULL LENGTH. IT MAY HAVE A SMOOTH, HEXAGON OR SPLINED SHANK WITH AN OPEN OR CLOSED END. IT IS DESIGNED TO BE EXPANDED TIGHTLY AGAINST THE MATERIAL IT IS BEING INSTALLED IN BY MEANS OF A SPECIAL TOOL. THE ITEM MUST HAVE A SPECIFIED GRIP RANGE. THE GRIP RANGE IS THE THICKNESS OF THE MATERIAL THE ITEM IS BEING INSTALLED IN. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.
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Manufacturer Information:
| RNSS420-271B | 84256 | AVIBANK MFG., INC. | | SS25B271 | 03481 | BFGOODRICH CO THE AEROSPACE DIV ENGINEERED POLYMER PRODUCTS |
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Techincal Specification:
| THREAD SERIES | UNC | | NOMINAL THREAD SIZE | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3B | | THREAD DIRECTION | RIGHT-HAND | | MATERIAL | STEEL COMP 430 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK | | NUT DIAMETER | 0.328 INCHES MINIMUM AND | | 0.332 INCHES MAXIMUM | | NUT LENGTH | 1.110 INCHES MINIMUM AND | | 1.140 INCHES MAXIMUM | | NUT GRIP RANGE | 0.211 TO 0.271 INCHES | | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN | | HEAD STYLE | FLAT COUNTERSUNK | | HEAD DIAMETER | 0.529 INCHES NOMINAL | | HEAD COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND | | 101.0 DEGREES MAXIMUM | | SHANK END TYPE | CLOSED | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 84256 | | DESIGN CONTROL REFERENCE | RNSS420-271B |
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