We’re pleased to announce that part number K39781-5 with NSN 5310012842986 is now available in our ready-to-ship inventory. Manufactured by Alcoa Global Fasteners Inc having CAGE Code 15653 under FSC 5310 Nuts and Washers, K39781-5 part is a Washer Convex. Are you interested in a quick quote for K39781-5 part? All you have to do is fill in the RFQ form below with your information, and we will take care of the rest. A dedicated sales representative will respond to your RFQ by email or by phone within 15 minutes of receiving this form.
| Part Number: K39781-5 | NSN: 5310-01-284-2986 (5310012842986) | Item Name: Washer Convex | NIIN : 012842986 | |
| CAGE Code: 15653 | FSC: 5310 Nuts and Washers | FSG: 53 Hardware and Abrasives | Category: NSN | |
| Qty Available: 2236 | Description: Washer Convex | Manufacturer: Alcoa Global Fasteners Inc | Last Updated: 05-21-2025 | Country: USA |
| NCB Code: 01 | INC Code: 15931 | |||
Your quote will be calculated based on your answers to asterisk-marked (*) fields such as Needs Parts By and Quantity (ea), so be sure to fill them out as best and as thorough as possible. ASAP Aviation Stock, owned and operated by ASAP Semiconductor, is a leading supplier of NSN parts - with more than 2 billion NSNs in stock.
We are an AS9120B, ISO 9001:2015, and FAA 0056B accredited company and have several warehouses full of ready-to-ship parts in key locations across the US and Canada. This allows us to fulfill AOG requirements in a timely manner with ease. Need to meet your requirements ASAP? No problem, we offer same day shipping and next day shipping on qualifying items.
The National Stock Number, also known as NSN, is recognized and utilized as a cataloging system for procuring, stocking, and issuing items by all members of the North Atlantic Treaty Organization (NATO) and the United States’ Department of Defense (DoD). To learn more about K39781-5 part with NSN 5310012842986, call us at our toll-free number +1-714-705-4780, or email us at sales@asapaviationstock.com.
| 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 |
| MIL-W-45595/6 | 6 | 1 | 4 |
| 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 |
| 2010000011565 | 3010000016187 |
| 1510010879129 | 4010000019590 |
| 5110000122252 | 6010012320400 |
| 7010003227140 | 8150014633182 |
| 1510001240914 | 1510000808414 |
| View All | |
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