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Quality guaranteed We sell only warrantied and traceable partsThank you for your interest in MS21299 4 available NSN part on NSN Sphere. Washer Flat is listed with the part number MS21299 4, and its manufacturer is National Aerospace Standards. This NSN part is currently available for purchase through our website today, and you may begin the process by filling out the following RFQ form. By providing us with information such as what parts you need, when you need them by, and your target price, our team can present you with a personalized quote that has been specifically tailored to fit your individual needs and requirements. Once you have submitted your request, a dedicated account manager will review and reach out to you in 15 minutes or less to continue the purchasing process.
As a leading online distributor of NSN parts like MS21299 4, we provide customers access to an expansive database of new, used, and obsolete items that have been sourced from top global manufacturers such as National Aerospace Standards. If you are facing an AOG situation or time constraint, we provide same-day delivery and expedited shipping on a number of items. Get started on the purchasing process for NSN 5310011218521 under FSC 5310 Nuts and Washers and experience how NSN Sphere can serve as your strategic sourcing partner for all of your operational needs.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5310-01-121-8521 Item Description: Washer Flat | 5310 | 011218521 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| MS21299 4 | 2 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.251 INCHES MINIMUM AND 0.255 INCHES MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |
| ADAV | OVERALL DIAMETER | 0.481 INCHES MINIMUM AND 0.491 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4130 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL OR MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
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