| Item Name | Washer Concave |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-378-9164 (013789164) |
| NCB Code | USA (01) |
| Manufacturer | Federal Mogul Corporation, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| DAA7227D027-001 | federal mogul corporation | washer concave | 1w025 | RFQ |
| DAA7227D027-001 | northrop grumman systems corporation | washer concave | 76823 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| STYL | STYLE DESIGNATOR | CONCAVE |
| AAUB | HOLE DIAMETER | 0.766 INCHES NOMINAL |
| ABGG | RADIUS | 3.250 INCHES NOMINAL |
| ABMH | RECESS DEPTH | 1.000 INCHES NOMINAL |
| ABPX | MATERIAL THICKNESS | 1.370 INCHES NOMINAL |
| MATT | MATERIAL | STEEL CORROSION RESISTING OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE 2 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| ABKV | OUTSIDE DIAMETER | 5.000 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | BAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Relevant Components for NSN - 5310-01-378-9164, 5310013789164 | ||||
| 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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