| Item Name | Washer Flat |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-630-3804 (006303804) |
| NCB Code | USA (00) |
| Manufacturer | Boeing Company The, Triumph Aerostructures Llc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 2W1AL21-23-64 | boeing company the | washer flat | 43999 | RFQ |
| CVC754-246E21 | triumph aerostructures llc | washer flat | 80378 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR |
| AAUB | HOLE DIAMETER | 0.328 INCHES NOMINAL |
| ABMW | PERIPHERAL SHAPE STYLE | ROUND |
| ABMX | CENTER HOLE SHAPE STYLE | ROUND |
| ABNM | THICKNESS | 0.032 INCHES NOMINAL |
| ADAV | OVERALL DIAMETER | 0.719 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 70.0 ROCKWELL B MINIMUM AND 72.0 ROCKWELL B MAXIMUM |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| HEAT | HEAT TREATMENT | T-4 SOLUTION HEAT TREATED,NATURAL AGED |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/5,ALCLAD FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 43999-2W1 MANUFACTURERS STANDARD |
| Components Related to NSN - 5310-00-630-3804, 5310006303804 | ||||
| 5340-01-169-2963 (5340011692963) | 5310-01-158-6265 (5310011586265) | 5315-01-608-8364 (5315016088364) | 5330-01-510-3005 (5330015103005) | |
| 5365-01-446-8973 (5365014468973) | 5340-01-487-3594 (5340014873594) | 5340-01-557-7739 (5340015577739) | 5331-00-625-8831 (5331006258831) | |
| 5306-01-648-2938 (5306016482938) | 5307-01-106-3946 (5307011063946) | 5305-00-050-9241 (5305000509241) | 5360-01-598-3689 (5360015983689) | |
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