| Item Name | Ring Retaining |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5325 Fastening Devices |
| National Item Identification Number (NIIN) | 00-357-1640 (003571640) |
| NCB Code | USA (00) |
| Manufacturer | Pratt And Whitney Canada Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL |
| AARX | INSIDE DIAMETER | 1.978 INCHES MINIMUM AND 2.019 INCHES MAXIMUM |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABKV | OUTSIDE DIAMETER | 2.260 INCHES MINIMUM AND 2.285 INCHES MAXIMUM |
| ABMC | MAJOR THICKNESS | 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM |
| ACXD | RING STYLE | SPECIAL FLAT |
| ALBY | USAGE DESIGN | INTERNAL |
| ALME | MATERIAL HARDNESS RATING | 70.0 ROCKWELL A MINIMUM AND 75.0 ROCKWELL A MAXIMUM |
| MATT | MATERIAL | STEEL COMP 301 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5519 ASSN STD SINGLE MATERIAL RESPONSE |
| Relevant Components for NSN - 5325-00-357-1640, 5325003571640 | ||||
| 5320-01-318-6843 (5320013186843) | 5340-01-557-4760 (5340015574760) | 5340-00-336-3776 (5340003363776) | 5340-01-560-8528 (5340015608528) | |
| 5330-01-684-2979 (5330016842979) | 5310-01-185-8686 (5310011858686) | 5360-00-394-4491 (5360003944491) | 5320-01-267-6376 (5320012676376) | |
| 5315-00-432-8021 (5315004328021) | 5315-01-271-9296 (5315012719296) | 5340-01-353-1927 (5340013531927) | 5320-01-413-1816 (5320014131816) | |
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