AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
Part Number K39781-5 described as Washer Convex with NSN 5310-01-284-2986 with FSC 5310 Nuts and Washers by Manufacture Alcoa Global Fasteners Inc is available in stock. We provide comprehensive database of aerospace and aviation components, sub-assemblies, and completed assemblies allows us to respond to your RFQ within 15 minutes.
Simplified Purchasing is owned and operated by ASAP Semiconductor, an industry-leading AS9120B, ISO 9001:2015, and FAA AC 0056B certified distributor of Alcoa Global Fasteners Inc aerospace and aviation parts like K39781-5. We are a service-oriented company that provides quality NSN components with an emphasis on United States export law through our delivery centers at 2 strategic locations, California and Nevada.
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| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5310-01-284-2986 Item Description: Washer Convex | 5310 | 012842986 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| K39781-5 | 6 | 1 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.323 INCHES MINIMUM AND 0.333 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.582 INCHES MINIMUM AND 0.592 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.104 INCHES MINIMUM AND 0.124 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM |
| CSYM | SURFACE FINISH | 32.0 MICROINCHES ALL SURFACES |
| FEAT | SPECIAL FEATURES | SPHERICAL RADIUS 0.365 IN. MIN 0.385 IN. MAX COUNTERSINK DIA 0.395 IN. MIN 0.405 IN. MAX COUNTERSINK DEPTH 0.025 IN. RECESS ANGLE 89 DEG MIN 91 DEG MAX |
| MATT | MATERIAL | STEEL COMP 8740 OVERALL OR STEEL COMP 4130 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6758 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-18729 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL OR CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | CONVEX |
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