| Item Name | Washer Shouldered A |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-944-2604 (009442604) |
| NCB Code | USA (00) |
| Manufacturer | Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 123WM40023-1 | northrop grumman systems corporation | washer shouldered a | 26512 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.631 INCHES MINIMUM AND 0.643 INCHES MAXIMUM |
| AAVH | SHOULDER DIAMETER | 1.125 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 1.625 INCHES NOMINAL |
| ABMG | SHOULDER HEIGHT | 0.125 INCHES NOMINAL |
| ABPX | MATERIAL THICKNESS | 0.250 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 37.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| CQHQ | MINIMUM YIELD STRENGTH | 16500 POUNDS PER SQUARE INCH |
| CSTM | RECESS ANGLE | 45.0 DEGREES NOMINAL |
| MATT | MATERIAL | STEEL COMP E4340 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STYL | STYLE DESIGNATOR | SHOULDERED AND RECESSED |
| Components Related to NSN - 5310-00-944-2604, 5310009442604 | ||||
| 5340-01-301-6428 (5340013016428) | 5315-01-359-8766 (5315013598766) | 5330-01-647-7723 (5330016477723) | 5330-00-883-3709 (5330008833709) | |
| 5330-01-632-1994 (5330016321994) | 5330-01-209-0521 (5330012090521) | 5306-00-687-6359 (5306006876359) | 5331-01-699-1752 (5331016991752) | |
| 5340-00-337-5707 (5340003375707) | 5340-00-427-0270 (5340004270270) | 5342-00-467-6645 (5342004676645) | 5340-01-227-0536 (5340012270536) | |
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