| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-507-2223 (015072223) |
| NCB Code | USA (01) |
| Manufacturer | Daimler Trucks North America Llc, American National Standards |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 221822 008000 | daimler trucks north america llc | washer flat | 64678 | RFQ |
| B18.22M | american national standards | washer flat | 80204 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 8.9 MILLIMETERS MINIMUM AND 9.1 MILLIMETERS MAXIMUM |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 1.6 MILLIMETERS MINIMUM AND 2.3 MILLIMETERS MAXIMUM |
| ADAV | OVERALL DIAMETER | 18.4 MILLIMETERS MINIMUM AND 18.8 MILLIMETERS MAXIMUM |
| AGAV | III END ITEM IDENTIFICATION | TRUCK, M-915 SERIES, M-91612(LET); 2320-01-432-4847 |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| FEAT | SPECIAL FEATURES | MUST BE SUITABLY TREATED FOR RELIEF OF HYDROGEN EMBRITTLEMENT; CONFORMS IN ALL ESSENTIALS WITH ANSI B18.22M (NARROW SERIES) METRIC PLAIN WASHERS |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CHROMATE ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 49-00005-403 MFR REF ALL TREATMENT RESPONSES OVERALL OR 49-00005-203 MFR REF ALL TREATMENT RESPONSES OVERALL |
| SUPP | III SUPPLEMENTARY FEATURES | CAGE CALLS THIS: WASHER-FLAT,METRIC,HARDENED |
| Relevant Components for NSN - 5310-01-507-2223, 5310015072223 | ||||
| 5320-01-093-5687 (5320010935687) | 5340-00-286-8500 (5340002868500) | 5310-00-797-4430 (5310007974430) | 5331-01-548-6940 (5331015486940) | |
| 5340-01-389-2408 (5340013892408) | 5340-01-499-3481 (5340014993481) | 5310-01-418-9739 (5310014189739) | 5320-01-419-8697 (5320014198697) | |
| 5340-01-681-6722 (5340016816722) | 5340-01-620-4639 (5340016204639) | 5340-01-481-2087 (5340014812087) | 5331-01-097-0869 (5331010970869) | |
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